ML11322A100

Emergency Response Data System (ERDS) Data Point Library (Dpl), Revision 0'

ML11322A100
Person / Time
Site:	Watts Bar
Issue date:	11/14/2011
From:	Tennessee Valley Authority
To:	Office of Nuclear Reactor Regulation
References
Download: ML11322A100 (76)

Text

Attachment 1 Watts Bar Nuclear Plant (WBN) Unit 2 Emergency Response Data System (ERDS) Data Point Library (DPL), Revision 0 (Letter Item 1, SSER 23 Appendix HH Item Number 38)

ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 El

WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS POINT NRC ERDS NO. PARAMETER POINT ID PLANT SPECIFIC POINT DESCRIPTION 1 SIMULATION INDICATES REAL OR SIMULATED DATA 2 NI POWER RNG UN2000 AVERAGE POWER RANGE LEVEL 3 NI INTER RNG UN1015 INTER RANGE FLUX 4 NI SOURC RNG UN1014 SOURCE RANGE FLUX 5 REAC VES LEV QC01 17 RVLIS MINIMUM 6 TEMP CORE EX QC0509 MAX OF INCORE TEMPS THRU T58 7 SUB MARGIN QC0107 MINIMUM RCS SUBCOOLING 8 SG LEVEL 1/A UL1001 SG 1 NR LEVEL AVG 9 SG LEVEL 2/B UL1002 SG 2 NR LEVEL AVG 10 SG LEVEL 3/C UL1003 SG 3 NR LEVEL AVG 11 SG LEVEL 4/D ULl 004 SG 4 NR LEVEL AVG 12 SG PRESS 1/A UP1002 SG 1 MS PRESSURE AVG 13 SG PRESS 2/B UP1003 SG 2 MS PRESSURE AVG 14 SG PRESS 3/C UP1004 SG 3 MS PRESSURE AVG 15 SG PRESS 4/D UP1005 SG 4 MS PRESSURE AVG 16 MN FD FL 1/A U0410 SG #1 UNCOMPENSATED FW FLOW AVERAGE 17 MN FD FL 2/B U0430 SG #2 UNCOMPENSATED FW FLOW AVERAGE 18 MN FD FL 3/C U0450 SG#3 UNCOMPENSATED FW FLOW AVERAGE 19 MN FD FL 4/D U0470 SG #4 UNCOMPENSATED FW FLOW AVERAGE 20 AX FD FL 1/A Y0708A SG #1 AUX FW FLOW 21 AX FD FL 2/B Y0704A SG #2 AUX FW FLOW 22 AX FD FL 3/C Y0703A SG #3 AUX FW FLOW 23 AX FD FL 4/D Y0709A SG #4 AUX FW FLOW 24 HL TEMP 1/A T0419A RCL1 WIDE RNG HOT LEG TEMP 25 HL TEMP 2/B T0439A RCL2 WIDE RNG HOT LEG TEMP 26 HL TEMP 3/C T0459A RCL3 WIDE RNG HOT LEG TEMP 27 HL TEMP 4/D T0479A RCL4 WIDE RNG HOT LEG TEMP 28 CL TEMP 1/A T0406A RCL1 WIDE RNG COLD LEG TEMP 29 CL TEMP 2/B T0426A RCL2 WIDE RNG COLD LEG TEMP 30 CL TEMP 3/C T0446A RCL3 WIDE RNG COLD LEG TEMP 31 CL TEMP 4/D T0466A RCL4 WIDE RNG COLD LEG TEMP 32 RCS PRESSURE UPlO1O RCS WID PRESS AVG 33 PRZR LEVEL QI0111 PLEVEL - PRESSURIZER LEVEL 34 RCS CHG/MU UF1016 NET CHARGING FLOW 35 HP SI FLOW UF1010 SIS PUMP TOTAL OUTLET FLOW 36 LP SI FLOW UF1011 TOTAL RHR FLO TO COLD LEG 37 CNTMT SMP WR QZ01 18 CONTAINMENT SUMP LEVEL - INCHES 38 EFF GAS RAD R9101 A UNIT 1 SHIELD BLDG VENT MON EFF RATE 39 EFF GAS RAD R9102A UNIT 2 SHIELD BLDG VENT MON EFF RATE 40 EFF LIQ RAD R1022A WDS LIQUID EFFLUENT MON E2

41 COND A/E RAD R1055A COND VAC EXH MID RANGE MON 42 COND A/E RAD R0001A COND VAC PUMP AIR EXH RAD MON 43 COND A/E RAD R1056A COND VAC EXH HIGH RANGE MON 44 CNTMNT RAD QZ01 04 UPPER CONTAINMENT RADIATION AVG 45 CNTMNT PAD QZo111 LOWER CONTAINMENT RADIATION AVERAGE 46 MAIN SL 1/A R9055A ST GEN 1 DISCH RAD MONITOR 47 MAIN SL 2/B R9056A ST GEN 2 DISCH RAD MONITOR 48 MAIN SL 3/C R9057A ST GEN 3 DISCH RAD MONITOR 49 MAIN SL 4/D R9058A ST GEN 4 DISCH RAD MONITOR 50 SG BD RAD 2A R1020A STEAM GEN BLDN MON 51 SG BD RAD 2B R1021A STEAM GEN BLDN MON 52 CTMNT PRESS UP6000 CNTMT PRESSURE AVERAGE 53 CTMNT TEMP U2515 CONTAINMENT HIGHEST TEMP 54 H2 CONC UY1005 H2 CONCENTRATION MAXIMUM 55 RWST LEVEL ULl 000 RWST AVERAGE LEVEL 56 WIND SPEED MET001 EDS METDATA 91M 15MIN VEC WIND SPEED 57 WIND SPEED MET002 EDS METDATA 46M 15MIN VEC WIND SPEED 58 WIND SPEED MET003 EDS METDATA 10M 15MIN VEC WIND SPEED 59 WIND DIR MET004 EDS MET DATA 91M 15 MIN WIND DIR 60 WIND DIR MET005 EDS MET DATA 46M 15 MIN WIND DIR 61 WIND DIR MET006 EDS MET DATA 10M 15 MIN WIND DIR 62 STAB CLASS MET007 STABILITY CLASS UPPER 63 STAB CLASS MET008 STABILITY CLASS INTERMEDIATE 64 STAB CLASS MET009 STABILITY CLASS LOWER 65 SG LEVEL 1/A L0403A STM GEN 1 WIDE RNG LEVEL 66 SG LEVEL 2/B L0423A STM GEN 2 WIDE RNG LEVEL 67 SG LEVEL 3/C L0443A STM GEN 3 WIDE RNG LEVEL 68 SG LEVEL 4/D L0463A STM GEN 4 WIDE RNG LEVEL 69 NL U0400 RCL #1 UNCORR FLOW 1/2/3 AVG 70 NL U0420 RCL #2 UNCORR FLOW 1/2/3 AVG 71 NL U0440 RCL #3 UNCORR FLOW 1/2/3 AVG 72 NL U0460 RCL #4 UNCORR FLOW 1/2/3 AVG E3

ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 1 SIMULATION INDICATES REAL OR SIMULATED DATA Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: Not Listed Point ID: SIMULATION Plant Spec Point Desc: INDICATES REAL OR SIMULATED DATA Generic/Cond Desc: Real or Simulated Data Analog/Digital D Engr Units/Dig States: REAL/SIMUL Engr Units Conversion: N/A Minimum Instr Range: N/A Maximum Instr Range: N/A Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: P Number of Sensors: 0 How Processed: 0 IF REAL, 1 IF SIMULATED Sensor Locations: N/A Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: N/A Temperature Compensation: N Level Reference Leg: N/A Unique System Desc: This point is used to indicate whether the data is coming from the unit or from the simulator.

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ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 2 NI POWER RNG UN2000 Reactor Power Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: NI POWER RNG Point ID: UN2000 Plant Spec Point Desc: AVERAGE POWER RANGE LEVEL Generic/Cond Desc: Reactor Power Analog/Digital A Engr Units/Dig States:

Engr Units Conversion: 0 - 1OV = 0 - 120% power (linear)

Minimum Instr Range: 0 Maximum Instr Range: 120 Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: P Number of Sensors: 4 How Processed: Average Sensor Locations: Excore detectors Alarm/Trip Setpoint: Overpower reactor trip = 109%

NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Probable downscale (no forcing function)

Temperature Compensation: N Level Reference Leg: N/A Unique System Desc: From ICS inputs for 2-NE-92-41, 42, 43, 44.

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ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 3 NI INTER RNG UN1015 Reactor Power - Intermediate Rng Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: NI INTER RNG Point ID: UN1015 Plant Spec Point Desc: INTER RANGE FLUX Generic/Cond Desc: Reactor Power - Intermediate Rng Analog/Digital A Engr Units/Dig States:

Engr Units Conversion: 0 - 5 V = 1E 200% power (log)

Minimum Instr Range: 1 E-8 Maximum Instr Range: 200 Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: P Number of Sensors: 2 How Processed: Average Sensor Locations: AZ 0 degree and 180 degree excore Alarm/Trip Setpoint: Reactor trip - 25% power NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Probable downscale (no forcing function)

Temperature Compensation: N Level Reference Leg: N/A Unique System Desc: Average of NMD-92-135-D and NMD-92-136-E (channel N36).

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ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 4 NI SOURCE RNG UN1014 Reactor Power - Source Rng Date: 09/22/2011

• Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: NI SOURCE RNG Point ID: UN1014 Plant Spec Point Desc: SOURCE RANGE FLUX Generic/Cond Desc: Reactor Power - Source Rng Analog/Digital A Engr Units/Dig States: CPS Engr Units Conversion: 0 - 5V = 0.1-2x10 5 CPS (log)

Minimum Instr Range: 0.1 5 Maximum Instr Range: 2x10 Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: P Number of Sensors: 2 How Processed: Average Sensor Locations: AZ 0 degree and 180 degree excore Alarm/Trip Setpoint: Reactor trip - 10E5 CPS NID Power Cut-Off Level: 1.66 x 10.4 NID Power Cut-On Level: 1.49 x 10.4 Instrument Failure Mode: Probable downscale (no forcing function)

Temperature Compensation: N Level Reference Leg: N/A Unique System Desc: Average of NMD-92-131-D and NMD-92-132-E detectors.

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ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 5 REAC VES LEV QC0117 Reactor Vessel Water Level Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: REAC VES LEV Point ID: QC0117 Plant Spec Point Desc: RVLIS MINIMUM Generic/Cond Desc: Reactor Vessel Water Level Analog/Digital A Engr Units/Dig States:

Engr Units Conversion: N/A Minimum Instr Range: N/A Maximum Instr Range: N/A Zero Point

Reference:

RV BOT Reference Point Notes: TAF = 62%

PROC or SENS: P Number of Sensors: 2 How Processed: Minimum Sensor Locations: Remote location in the penetration rooms Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Out of Range Temperature Compensation: Y Level Reference Leg: WET Unique System Desc: This is provided by digital output from Westinghouse Common Q system. Minimum of Common Q Train A (CPU-68-102) and B (CPU-68-112) Reactor Vessel Compensated Level. Top of core = 62%.

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ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 6 TEMP CORE EX QC0509 Highest Core Exit Temp Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: TEMP CORE EX Point ID: QC0509 Plant Spec Point Desc: MAX OF INCORE TEMPS THRU T58 Generic/Cond Desc: Highest Core Exit Temp Analog/Digital A Engr Units/Dig States: DEGF Engr Units Conversion: 0 - 10V = 40 - 2300 DEGF (linear)

Minimum Instr Range: 40 Maximum Instr Range: 2300 Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: P Number of Sensors: 58 How Processed: Highest Sensor Locations: Within the top of the corresponding fuel assembly Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Low Temperature Compensation: N Level Reference Leg: N/A Unique System Desc: Provided through Westinghouse Common Q PAMS.

Highest of 58 incore thermocouples.

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ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 7 SUB MARGIN QC0107 Saturation Temp - Highest CET Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: SUB MARGIN Point ID: QC0107 Plant Spec Point Desc: MINIMUM RCS SUBCOOLING Generic/Cond Desc: Saturation Temp - Highest CET Analog/Digital A Engr Units/Dig States: DEGF Engr Units Conversion: N/A Minimum Instr Range: N/A Maximum Instr Range: N/A Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: P Number of Sensors: 2 How Processed: Minimum Sensor Locations: N/A Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Low Temperature Compensation: N Level Reference Leg: N/A Unique System Desc: Provided by Westinghouse Common Q system. Minimum of Common Q Train A (CPU-68-102) and B (CPU-68-112)

CET Temperature Saturation Margin.

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ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 8 SG LEVEL 1/A UL1001 Steam Generator 1 Water Level Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: SG LEVEL I/A Point ID: UL1001 Plant Spec Point Desc: SG 1 NR LEVEL AVG Generic/Cond Desc: Steam Generator 1 Water Level Analog/Digital A Engr Units/Dig States:

Engr Units Conversion: 0 - 100% NR = 0"- 233" NR = 321" - 554" WR Minimum Instr Range: 0 Maximum Instr Range: 100 Zero Point

Reference:

See "Unique System Desc."

Reference Point Notes: N/A PROC or SENS: P Number of Sensors: 2 How Processed: Average Sensor Locations: Remote location outside of polar crane wall Alarm/Trip Setpoint: Low Level alarm at 22% Trip at 17%

NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Out of Range Temperature Compensation: Y Level Reference Leg: WET Unique System Desc: Steam Generator 1 water level. Average of 2-LT-3-39 and -

42. 0-100% span on steam generator narrow range level transmitters correspond to 58-100% span on wide range level instrumentation.

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ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 9 SG LEVEL 2/B UL1002 Steam Generator 2 Water Level Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: SG LEVEL 2/B Point ID: UL1002 Plant Spec Point Desc: SG 2 NR LEVEL AVG Generic/Cond Desc: Steam Generator 2 Water Level Analog/Digital A Engr Units/Dig States:

Engr Units Conversion: 0 - 100% NR = 0" - 233" NR = 321"- 554" WR Minimum Instr Range: 0 Maximum Instr Range: 100 Zero Point

Reference:

See "Unique System Desc."

Reference Point Notes: N/A PROC or SENS: P Number of Sensors: 2 How Processed: Average Sensor Locations: Remote location outside of polar crane wall Alarm/Trip Setpoint: Low Level alarm at 22% Trip at 17%

NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Out of Range Temperature Compensation: Y Level Reference Leg: WET Unique System Desc: Steam Generator 2 water level. Average of 2-LT-3-39 and -

55. 0-100% span on steam generator narrow range level transmitters correspond to 58-100% span on wide range level instrumentation.

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ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 10 SG LEVEL 3/C UL1003 Steam Generator 3 Water Level Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: SG LEVEL 3/C Point ID: UL1003 Plant Spec Point Desc: SG 3 NR LEVEL AVG Generic/Cond Desc: Steam Generator 3 Water Level Analog/Digital A Engr Units/Dig States:

Engr Units Conversion: 0 - 100% NR = 0" - 233" NR = 321" -554" WR Minimum Instr Range: 0 Maximum Instr Range: 100 Zero Point

Reference:

See "Unique System Desc."

Reference Point Notes: N/A PROC or SENS: P Number of Sensors: 2 How Processed: Average Sensor Locations: Remote location outside of polar crane wall Alarm/Trip Setpoint: Low Level alarm at 22% Trip at 17%

NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Out of Range Temperature Compensation: Y Level Reference Leg: WET Unique System Desc: Steam Generator 3 water level. Average of 2-LT-3-94 and -

97. 0-100% span on steam generator narrow range level transmitters correspond to 58-100% span on wide range level instrumentation.

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ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 11 SG LEVEL 4/D UL1004 Steam Generator 4 Water Level Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: SG LEVEL 4/D Point ID: UL1004 Plant Spec Point Desc: SG 4 NR LEVEL AVG Generic/Cond Desc: Steam Generator 4 Water Level Analog/Digital A Engr Units/Dig States:

Engr Units Conversion: 0 - 100% NR = 0" - 233" NR = 321"- 554" WR Minimum Instr Range: 0 Maximum Instr Range: 100 Zero Point

Reference:

See "Unique System Desc."

Reference Point Notes: N/A PROC or SENS: P Number of Sensors: 2 How Processed: Average Sensor Locations: Remote location outside of polar crane wall Alarm/Trip Setpoint: Low Level alarm at 22% Trip at 17%

NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Out of Range Temperature Compensation: Y Level Reference Leg: WET Unique System Desc: Steam Generator 4 water level. Average of 2-LT-3-107 and

-110. 0-100% span on steam generator narrow range level transmitters correspond to 58-100% span on wide range level instrumentation.

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ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 12 SG PRESS 1/A UP1002 Steam Generator 1 Pressure Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: SG PRESS 1/A Point ID: UP1002 Plant Spec Point Desc: SG 1 MS PRESSURE AVG Generic/Cond Desc: Steam Generator 1 Pressure Analog/Digital A Engr Units/Dig States: PSIG Engr Units Conversion: N/A Minimum Instr Range: 0 Maximum Instr Range: 1300 Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: P Number of Sensors: 2 How Processed: Average Sensor Locations: Remote location in penetration room Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Out of Range Temperature Compensation: N Level Reference Leg: WET Unique System Desc: Steam Generator 1 pressure. Average of 2-PT-1-2A and 2-PT-1 -2B.

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ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 13 SG PRESS 2/B UP1003 Steam Generator 2 Pressure Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: SG PRESS 2/B Point ID: UP1003 Plant Spec Point Desc: SG 2 MS PRESSURE AVG Generic/Cond Desc: Steam Generator 2 Pressure Analog/Digital A Engr Units/Dig States: PSIG Engr Units Conversion: N/A Minimum Instr Range: 0 Maximum Instr Range: 1300 Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: P Number of Sensors: 2 How Processed: Average Sensor Locations: Remote location in north valve room Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Out of Range Temperature Compensation: N Level Reference Leg: WET Unique System Desc: Steam Generator 2 pressure. Average of 2-PT-1 -9A and 2-PT-1-9B.

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ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 14 SG PRESS 3/C UP1004 Steam Generator 3 Pressure Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: SG PRESS 3/C Point ID: UP1004 Plant Spec Point Desc: SG 3 MS PRESSURE AVG Generic/Cond Desc: Steam Generator 3 Pressure Analog/Digital A Engr Units/Dig States: PSIG Engr Units Conversion: N/A Minimum Instr Range: 0 Maximum Instr Range: 1300 Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: P Number of Sensors: 2 How Processed: Average Sensor Locations: Remote location in north valve room Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Out of Range Temperature Compensation: N Level Reference Leg: WET Unique System Desc: Steam Generator 3 pressure. Average of 2-PT-1 -20A and 2-PT-1-20B.

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ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 15 SG PRESS 4/D UP1005 Steam Generator 4 Pressure Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: SG PRESS 4/D Point ID: UP1005 Plant Spec Point Desc: SG 4 MS PRESSURE AVG Generic/Cond Desc: Steam Generator 4 Pressure Analog/Digital A Engr Units/Dig States: PSIG Engr Units Conversion: N/A Minimum Instr Range: 0 Maximum Instr Range: 1300 Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: P Number of Sensors: 2 How Processed: Average Sensor Locations: Remote location in penetration room Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Out of Range Temperature Compensation: N Level Reference Leg: WET Unique System Desc: Steam Generator 4 pressure. Average of 2-PT-1-27A and 2-PT-1 -27B.

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ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 16 MN FD FL 1/A U0410 Stm Gen 1 Main Feedwater Flow Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: MN FD FL 1/A Point ID: U041 0 Plant Spec Point Desc: SG #1 UNCOMPENSATED FW FLOW AVERAGE Generic/Cond Desc: Stm Gen 1 Main Feedwater Flow Analog/Digital A Engr Units/Dig States: KBH Engr Units Conversion: N/A Minimum Instr Range: 0 Maximum Instr Range: 4500 Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: P Number of Sensors: 2 How Processed: Average Sensor Locations: Stm Gen Feedwater Line 1, Aux Bldg Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Out of Range Temperature Compensation: Y Level Reference Leg: WET Unique System Desc: Steam Generator 1 main feedwater flow. Average of 2-FT-3-35A and 2-FT-3-35B.

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ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 17 MN FD FL 2/B U0430 Stm Gen 2 Main Feedwater Flow Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: MN FD FL 2/B Point ID: U0430 Plant Spec Point Desc: SG #2 UNCOMPENSATED FW FLOW AVERAGE Generic/Cond Desc: Stm Gen 2 Main Feedwater Flow Analog/Digital A Engr Units/Dig States: KBH Engr Units Conversion: N/A Minimum Instr Range: 0 Maximum Instr Range: 4500 Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: P Number of Sensors: 2 How Processed: Average Sensor Locations: Stm Gen Feedwater Line 2, Aux Bldg Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Out of Range Temperature Compensation: Y Level Reference Leg: WET Unique System Desc: Steam Generator 2 main feedwater flow. Average of 2-FT-3-48A and 2-FT-3-48B.

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ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 18 MN FD FL 3/C U0450 Stm Gen 3 Main Feedwater Flow Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: MN FD FL 3/C Point ID: U0450 Plant Spec Point Desc: SG #3 UNCOMPENSATED FW FLOW AVERAGE Generic/Cond Desc: Stm Gen 3 Main Feedwater Flow Analog/Digital A Engr Units/Dig States: KBH Engr Units Conversion: N/A Minimum Instr Range: 0 Maximum Instr Range: 4500 Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: P Number of Sensors: 2 How Processed: Average Sensor Locations: Stm Gen Feedwater Line 3, Aux Bldg Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Out of Range Temperature Compensation: Y Level Reference Leg: WET Unique System Desc: Steam Generator 3 main feedwater flow. Average of 2-FT-3-90A and 2-FT-3-90B.

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ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 19 MN FD FL 4/D U0470 Stm Gen 4 Main Feedwater Flow Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: MN FD FL 4/D Point ID: U0470 Plant Spec Point Desc: SG #4 UNCOMPENSATED FW FLOW AVERAGE Generic/Cond Desc: Stm Gen 4 Main Feedwater Flow Analog/Digital A Engr Units/Dig States: KBH Engr Units Conversion: N/A Minimum Instr Range: 0 Maximum Instr Range: 4500 Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: P Number of Sensors: 2 How Processed: Average Sensor Locations: Stm Gen Feedwater Line 4, Aux Bldg Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Out of Range Temperature Compensation: Y Level Reference Leg: WET Unique System Desc: Steam Generator 4 main feedwater flow. Average of 2-FT-3-103A and 2-FT-3-103B.

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ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 20 AX FD FL 1/A Y0708A Stm Gen 1 Auxiliary FW Flow Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: AX FD FL 1/A Point ID: Y0708A Plant Spec Point Desc: SG #1 AUX FW FLOW Generic/Cond Desc: Stm Gen 1 Auxiliary FW Flow Analog/Digital A Engr Units/Dig States: GPM Engr Units Conversion: 0-10 V = 0-700 GPM Minimum Instr Range: 0 Maximum Instr Range: 700 Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: S Number of Sensors: 1 How Processed: N/A Sensor Locations: Downstream of MDAFW, TDAFW tie to S/G 1 Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Low Temperature Compensation: N Level Reference Leg: N/A Unique System Desc: There are two (2) electric and one (1) turbine-driven AFWPS. Each electric pump feeds two (2) steam generators and the turbine-driven pump feeds all four (4) steam generators. The electric and turbine-driven AFWPs share the same piping to each steam generator. The flow element is located in the shared piping.

E-23

ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 21 AX FD FL 2/B Y0704A Stm Gen 2 Auxiliary FW Flow Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: AX FD FL 2/B Point ID: Y0704A Plant Spec Point Desc: SG #2 AUX FW FLOW Generic/Cond Desc: Stm Gen 2 Auxiliary FW Flow Analog/Digital A Engr Units/Dig States: GPM Engr Units Conversion: 0-10 V = 0-700 GPM Minimum Instr Range: 0 Maximum Instr Range: 700 Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: S Number of Sensors: 1 How Processed: N/A Sensor Locations: Downstream of MDAFW, TDAFW tie to S/G 2 Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Low Temperature Compensation: N Level Reference Leg: N/A Unique System Desc: There are two (2) electric and one (1) turbine-driven AFWPS. Each electric pump feeds two (2) steam generators and the turbine-driven pump feeds all four (4) steam generators. The electric and turbine-driven AFWPs share the same piping to each steam generator. The flow element is located in the shared piping.

E-24

ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 22 AX FD FL 3/C Y0703A Stm Gen 3 Auxiliary FW Flow Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: AX FD FL 3/C Point ID: Y0703A Plant Spec Point Desc: SG #3 AUX FW FLOW Generic/Cond Desc: Stm Gen 3 Auxiliary FW Flow Analog/Digital A Engr Units/Dig States: GPM Engr Units Conversion: 0-10 V = 0-700 GPM Minimum Instr Range: 0 Maximum Instr Range: 700 Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: S Number of Sensors: 1 How Processed: N/A Sensor Locations: Downstream of MDAFW, TDAFW tie to S/G 3 Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Low Temperature Compensation: N Level Reference Leg: N/A Unique System Desc: There are two (2) electric and one (1) turbine-driven AFWPS. Each electric pump feeds two (2) steam generators and the turbine-driven pump feeds all four (4) steam generators. The electric and turbine-driven AFWPs share the same piping to each steam generator. The flow element is located in the shared piping.

E-25

ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 23 AX FD FL 4/D Y0709A Stm Gen 4 Auxiliary FW Flow Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: AX ED FL 4/D Point ID: Y0709A Plant Spec Point Desc: SG #4 AUX FW FLOW Generic/Cond Desc: Stm Gen 4 Auxiliary FW Flow Analog/Digital A Engr Units/Dig States: GPM Engr Units Conversion: 0-10 V = 0-700 GPM Minimum Instr Range: 0 Maximum Instr Range: 700 Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: S Number of Sensors: 1 How Processed: N/A Sensor Locations: Downstream of MDAFW, TDAFW tie to S/G 4 Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Low Temperature Compensation: N Level Reference Leg: N/A Unique System Desc: There are two (2) electric and one (1) turbine-driven AFWPS. Each electric pump feeds two (2) steam generators and the turbine-driven pump feeds all four (4) steam generators. The electric and turbine-driven AFWPs share the same piping to each steam generator. The flow element is located in the shared piping.

E-26

ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 24 HL TEMP 1/A T0419A Stm Gen 1 Inlet Temp Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: HL TEMP 1/A Point ID: T0419A Plant Spec Point Desc: RCL1 WIDE RNG HOT LEG TEMP Generic/Cond Desc: Stm Gen 1 Inlet Temp Analog/Digital A Engr Units/Dig States: DEGF Engr Units Conversion: N/A Minimum Instr Range: N/A Maximum Instr Range: N/A Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: S Number of Sensors: 1 How Processed: N/A Sensor Locations: On Loop 1 RCS hot leg piping Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Low Temperature Compensation: N Level Reference Leg: N/A Unique System Desc: RCS hot leg temperature is used in event of recovery to provide information for manual control of RCS temperature, control of the Emergency Core Cooling System (ECCS) pumps and Reactor Coolant Pumps (RCPs), and to verify natural circulation or increase blow down. The temperature indication is also used to control RCS pressure and temperature within required limits.

E-27

ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 25 HL TEMP 2/B T0439A Stm Gen 2 Inlet Temp Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: HL TEMP 2/B Point ID: T0439A Plant Spec Point Desc: RCL2 WIDE RNG HOT LEG TEMP Generic/Cond Desc: Stm Gen 2 Inlet Temp Analog/Digital A Engr Units/Dig States: DEGF Engr Units Conversion: N/A Minimum Instr Range: N/A Maximum Instr Range: N/A Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: S Number of Sensors: I How Processed: N/A Sensor Locations: On Loop 2 RCS hot leg piping Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Low Temperature Compensation: N Level Reference Leg: N/A Unique System Desc: RCS hot leg temperature is used in event of recovery to provide information for manual control of RCS temperature, control of the Emergency Core Cooling System (ECCS) pumps and Reactor Coolant Pumps (RCPs), and to verify natural circulation or increase blow down. The temperature indication is also used to control RCS pressure and temperature within required limits.

E-28

ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 26 HL TEMP 3/C T0459A Stm Gen 3 Inlet Temp Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: HL TEMP 3/C Point ID: T0459A Plant Spec Point Desc: RCL3 WIDE RNG HOT LEG TEMP Generic/Cond Desc: Stm Gen 3 Inlet Temp Analog/Digital A Engr Units/Dig States: DEGF Engr Units Conversion: N/A Minimum Instr Range: N/A Maximum Instr Range: N/A Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: S Number of Sensors: 1 How Processed: N/A Sensor Locations: On Loop 3 RCS hot leg piping Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Low Temperature Compensation: N Level Reference Leg: N/A Unique System Desc: RCS hot leg temperature is used in event of recovery to provide information for manual control of RCS temperature, control of the Emergency Core Cooling System (ECCS) pumps and Reactor Coolant Pumps (RCPs), and to verify natural circulation or increase blow down. The temperature indication is also used to control RCS pressure and temperature within required limits.

E-29

ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 27 HL TEMP 4/D T0479A Stm Gen 4 Inlet Temp Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: HL TEMP 4/D Point ID: T0479A Plant Spec Point Desc: RCL4 WIDE RNG HOT LEG TEMP Generic/Cond Desc: Stm Gen 4 Inlet Temp Analog/Digital A Engr Units/Dig States: DEGF Engr Units Conversion: N/A Minimum Instr Range: N/A Maximum Instr Range: N/A Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: S Number of Sensors: 1 How Processed: N/A Sensor Locations: On Loop 4 RCS hot leg piping Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Low Temperature Compensation: N Level Reference Leg: N/A Unique System Desc: RCS hot leg temperature is used in event of recovery to provide information for manual control of RCS temperature, control of the Emergency Core Cooling System (ECCS) pumps and Reactor Coolant Pumps (RCPs), and to verify natural circulation or increase blow down. The temperature indication is also used to control RCS pressure and temperature within required limits.

E-30

ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 28 CL TEMP 1/A T0406A Stm Gen 1 Outlet Temp Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: CL TEMP 1/A Point ID: T0406A Plant Spec Point Desc: RCL1 WIDE RNG COLD LEG TEMP Generic/Cond Desc: Stm Gen 1 Outlet Temp Analog/Digital A Engr Units/Dig States: DEGF Engr Units Conversion: N/A Minimum Instr Range: N/A Maximum Instr Range: N/A Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: S Number of Sensors: 1 How Processed: N/A Sensor Locations: On Loop 1 RCS cold leg piping Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Low Temperature Compensation: N Level Reference Leg: N/A Unique System Desc: RCS cold leg temperature is used in event of recovery to maintain proper relationship between RCS pressure and temperature while cooling down, and to provide information to manually control RCS temperature by controlling Auxiliary Feedwater (AFW) flow, steam generator pressure, and Residual Heat Removal (RHR). The temperature indication is also used in maintaining stable plant conditions and verifying natural circulation.

E-31

ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 29 CL TEMP 2/B T0426A Stm Gen 2 Outlet Temp Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: CL TEMP 2/B Point ID: T0426A Plant Spec Point Desc: RCL2 WIDE RNG COLD LEG TEMP Generic/Cond Desc: Stm Gen 2 Outlet Temp Analog/Digital A Engr Units/Dig States: DEGF Engr Units Conversion: N/A Minimum Instr Range: N/A Maximum Instr Range: N/A Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: S Number of Sensors: 1 How Processed: N/A Sensor Locations: On Loop 2 RCS cold leg piping Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Low Temperature Compensation: N Level Reference Leg: N/A Unique System Desc: RCS cold leg temperature is used in event of recovery to maintain proper relationship between RCS pressure and temperature while cooling down, and to provide information to manually control RCS temperature by controlling Auxiliary Feedwater (AFW) flow, steam generator pressure, and Residual Heat Removal (RHR). The temperature indication is also used in maintaining stable plant conditions and verifying natural circulation.

E-32

ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 30 CL TEMP 3/C T0446A Stm Gen 3 Outlet Temp Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: CL TEMP 3/C Point ID: T0446A Plant Spec Point Desc: RCL3 WIDE RNG COLD LEG TEMP Generic/Cond Desc: Stm Gen 3 Outlet Temp Analog/Digital A Engr Units/Dig States: DEGF Engr Units Conversion: N/A Minimum Instr Range: N/A Maximum Instr Range: N/A Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: S Number of Sensors: 1 How Processed: N/A Sensor Locations: On Loop 3 RCS cold leg piping Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Low Temperature Compensation: N Level Reference Leg: N/A Unique System Desc: RCS cold leg temperature is used in event of recovery to maintain proper relationship between RCS pressure and temperature while cooling down, and to provide information to manually control RCS temperature by controlling Auxiliary Feedwater (AFW) flow, steam generator pressure, and Residual Heat Removal (RHR). The temperature indication is also used in maintaining stable plant conditions and verifying natural circulation.

E-33

ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 31 CL TEMP 4/D T0466A Stm Gen 4 Outlet Temp Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: CL TEMP 4/D Point ID: T0466A Plant Spec Point Desc: RCL4 WIDE RNG COLD LEG TEMP Generic/Cond Desc: Stm Gen 4 Outlet Temp Analog/Digital A Engr Units/Dig States: DEGF Engr Units Conversion: N/A Minimum Instr Range: N/A Maximum Instr Range: N/A Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: S Number of Sensors: 1 How Processed: N/A Sensor Locations: On Loop 4 RCS cold leg piping Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Low Temperature Compensation: N Level Reference Leg: N/A Unique System Desc: RCS cold leg temperature is used in event of recovery to maintain proper relationship between RCS pressure and temperature while cooling down, and to provide information to manually control RCS temperature by controlling Auxiliary Feedwater (AFW) flow, steam generator pressure, and Residual Heat Removal (RHR). The temperature indication is also used in maintaining stable plant conditions and verifying natural circulation.

E-34

ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 32 RCS PRESSURE UP1000 Reactor Coolant System Pressure Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: RCS PRESSURE Point ID: UP1000 Plant Spec Point Desc: RCS WID PRESS AVG Generic/Cond Desc: Reactor Coolant System Pressure Analog/Digital A Engr Units/Dig States: PSIG Engr Units Conversion: N/A Minimum Instr Range: N/A Maximum Instr Range: N/A Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: P Number of Sensors: 2 How Processed: Average Sensor Locations: RCS Hot Legs 1 and 3 Alarm/Trip Setpoint: Low: 1970 psig, Rx trip; High: 2385 psig, Rx trip NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Low Temperature Compensation: N Level Reference Leg: N/A Unique System Desc: RCS pressure determined by this point is the average of two (2) signals which measure wide range hot leg pressures (2-PT-68-63 and -64). RCS pressure indication is utilized by the operators to identify events for Safety Injection (SI) actuation and termination, starting and stopping RHR pumps, and controlling cooldown to prevent PTS. The alarm trip setpoints are actuated by pressurized pressure transmitters at the given setpoints.

E-35

ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 33 PRZR LEVEL QI0111 Primary System Pressurizer Level Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: PRZR LEVEL Point ID: QI0111 Plant Spec Point Desc: PLEVEL - PRESSURIZER LEVEL Generic/Cond Desc: Primary System Pressurizer Level Analog/Digital A Engr Units/Dig States:

Engr Units Conversion: N/A Minimum Instr Range: N/A Maximum Instr Range: N/A Zero Point

Reference:

See "Unique System Desc."

Reference Point Notes: Top of Heater = 14%

PROC or SENS: P Number of Sensors: 3 How Processed: Average Sensor Locations: TAPS from Pressurizer Alarm/Trip Setpoint: High at 92% reactor trip NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Low Temperature Compensation: N Level Reference Leg: WET Unique System Desc: The pressurizer level is an averaged signal from three (3) level transmitters (2-LT-68-320, -335, -339). Zero reference is bottom of cylindrical shell.

E-36

ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 34 RCS CHG/MU UF1016 Primary System Charging/Makeup Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: RCS CHG/MU Point ID: UF1016 Plant Spec Point Desc: NET CHARGING FLOW Generic/Cond Desc: Primary System Charging/Makeup Analog/Digital A Engr Units/Dig States: GPM Engr Units Conversion: N/A Minimum Instr Range: -224 Maximum Instr Range: 300 Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: P Number of Sensors: 6 How Processed: Subtraction Sensor Locations: Charging pump, RCP seal/return, RCS letdown Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Multiple, due to number of sensors Temperature Compensation: N Level Reference Leg: N/A Unique System Desc: The net charging flow is calculated by subtracting RCP seal return and CVCS letdown flow from the discharge flow of the charging pump.

E-37

ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 35 HP SI FLOW UF1010 High Pressure Safety Injection Flow Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: HP SI FLOW Point ID: UF1010 Plant Spec Point Desc: SIS PUMP TOTAL OUTLET FLOW Generic/Cond Desc: High Pressure Safety Injection Flow Analog/Digital A Engr Units/Dig States: GPM Engr Units Conversion: N/A Minimum Instr Range: 0 Maximum Instr Range: 1600 Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: P Number of Sensors: 2 How Processed: Sum Sensor Locations: Discharge of Safety Injection (SI) pumps Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Low Temperature Compensation: N Level Reference Leg: N/A Unique System Desc: The total flow is measured by adding the discharge flow rates from two (2) SI pumps. The total accident flow rates for cold leg injection or recirculation and hot leg recirculation can be monitored by this point (sum of 2-FT-63-20 and -151).

E-38

ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 36 LP SI FLOW UF1011 Low Pressure Safety Injection Flow Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: LP SI FLOW Point ID: UF1011 Plant Spec Point Desc: TOTAL RHR FLO TO COLD LEG Generic/Cond Desc: Low Pressure Safety Injection Flow Analog/Digital A Engr Units/Dig States: GPM Engr Units Conversion: N/A Minimum Instr Range: 0 Maximum Instr Range: 11000 Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: P Number of Sensors: 4 How Processed: Average Sensor Locations: RHR Cold Legs 2, 3, and 1,4 Piping Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Low Temperature Compensation: N Level Reference Leg: N/A Unique System Desc: The RHR cold leg flow rate value is calculated by summing the flow from Cold legs 2 and 3 with the flow from Cold Legs 1 and 4. Flow sensors include 2-FT-63-91A and -

91 B, 2-FT-63-92A and -92B.

E-39

ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 37 CNTMT SMP WR QZ01 18 Containment Sump Wide Rng Level Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: CNTMT SMP WR Point ID: QZ0118 Plant Spec Point Desc: CONTAINMENT SUMP LEVEL - INCHES Generic/Cond Desc: Containment Sump Wide Rng Level Analog/Digital A Engr Units/Dig States: INCHES Engr Units Conversion: 1-5 V = 0-200 INCHES Minimum Instr Range: 0 Maximum Instr Range: 200 Zero Point

Reference:

CNTFLR Reference Point Notes: N/A PROC or SENS: P Number of Sensors: 4 How Processed: Average, redundant sensor algorithm Sensor Locations: Containment sump Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Low Temperature Compensation: N Level Reference Leg: N/A Unique System Desc: The containment average sump level is calculated by a redundant sensor algorithm using four (4) sump level transmitters (2-LT-63-180, -181, -182 and -183).

E-40

ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 38 EFF GAS RAD R9101 A Release Rate of Radioactive Gases Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: EFF GAS RAD Point ID: R91 01 A Plant Spec Point Desc: UNIT 1 SHIELD BLDG VENT MON EFF RATE Generic/Cond Desc: Release Rate of Radioactive Gases Analog/Digital A Engr Units/Dig States: mCi/sec Engr Units Conversion: N/A Minimum Instr Range: 1.OE-2 mCi/sec Maximum Instr Range: 1.OE10 mCi/sec Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: S Number of Sensors: 1 How Processed: Sample activity times exhaust flow rate Sensor Locations: Auxiliary Building Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Low on loss of power Temperature Compensation: N Level Reference Leg: N/A Unique System Desc: Release rate for Unit 1 Shield Building exhaust via Purge-A, Purge-B, ABGTS-A, EGTS and Waste Gas. See R9102A for Purge-A, Purge-B, ABGTS-B, EGTS and Waste Gas via Unit 2 Shield Building exhaust.

E-41

ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 39 EFF GAS RAD R9102A Release Rate of Radioactive Gases Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: EFF GAS RAD Point ID: R9102A Plant Spec Point Desc: UNIT 2 SHIELD BLDG VENT MON EFF RATE Generic/Cond Desc: Release Rate of Radioactive Gases Analog/Digital A Engr Units/Dig States: mCi/sec Engr Units Conversion: N/A Minimum Instr Range: 1.OE-2 mCi/sec Maximum Instr Range: 1.OE10 mCi/sec Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: S Number of Sensors: 1 How Processed: Sample activity times exhaust flow rate Sensor Locations: Auxiliary Building Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Low on loss of power Temperature Compensation: N Level Reference Leg: N/A Unique System Desc: Release rate for Unit 2 Shield Building exhaust via Purge-A, Purge-B, ABGTS-B, EGTS and Waste Gas. See R9101A for Purge-A, Purge-B, ABGTS-A, EGTS and Waste Gas via Unit 1 Shield Building exhaust.

E-42

ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 40 EFF LIQ RAD R1022A Radioactivity of Released Liquid Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: EFF LIQ RAD Point ID: R1022A Plant Spec Point Desc: WDS LIQUID EFFLUENT MON Generic/Cond Desc: Radioactivity of Released Liquid Analog/Digital A Engr Units/Dig States: CPM Engr Units Conversion: N/A Minimum Instr Range: 1.0El Maximum Instr Range: 1.0E7 Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: S Number of Sensors: 1 How Processed: Antilog Sensor Locations: Auxiliary Building Alarm/Trip Setpoint: N/A NID Power.Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Low on loss of power Temperature Compensation: N Level Reference Leg: N/A Unique System Desc: Waste Disposal System liquid effluent. This computer point is in counts per minute (cpm).

E-43

ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 41 COND A/E RAD R1055A Cond Air Ejector Radioactivity Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: COND A/E RAD Point ID: R1055A Plant Spec Point Desc: COND VAC EXH MID RANGE MON Generic/Cond Desc: Cond Air Ejector Radioactivity Analog/Digital A Engr Units/Dig States: MR/HR Engr Units Conversion: N/A Minimum Instr Range: 1.OE-1 Maximum Instr Range: 1.0E4 Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: S Number of Sensors: 1 How Processed: N/A Sensor Locations: Turbine Building Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Low on loss of power Temperature Compensation: N Level Reference Leg: N/A Unique System Desc: Condenser Air Ejector Mid-Range Noble Gas Monitor. This is one of three computer points needed to cover full range, required for Condenser Air Ejector Radiation.

E-44

ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 42 COND A/E RAD R0001A Cond Air Ejector Radioactivity Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: COND A/E RAD Point ID: R0001A Plant Spec Point Desc: COND VAC PUMP AIR EXH RAD MON Generic/Cond Desc: Cond Air Ejector Radioactivity Analog/Digital A Engr Units/Dig States: CPM Engr Units Conversion: N/A Minimum Instr Range: 10 Maximum Instr Range: 1.0E7 Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: S Number of Sensors: 1 How Processed: Antilog Sensor Locations: Turbine Building Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Low on loss of power Temperature Compensation: N Level Reference Leg: N/A Unique System Desc: Condenser Air Ejector Low Range Noble Gas Monitor. This is one of three of three computer points needed to cover full range, required for Condenser Air Ejector Radiation.

E-45

ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 43 COND A/E RAD R1056A Cond Air Ejector Radioactivity Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: COND A/E RAD Point ID: R1056A Plant Spec Point Desc: COND VAC EXH HIGH RANGE MON Generic/Cond Desc: Cond Air Ejector Radioactivity Analog/Digital A Engr Units/Dig States: MR/HR Engr Units Conversion: N/A Minimum Instr Range: 1.0E2 Maximum Instr Range: 1.0E7 Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: S Number of Sensors: 1 How Processed: N/A Sensor Locations: Turbine Building Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Low on loss of power Temperature Compensation: N Level Reference Leg: N/A Unique System Desc: Condenser Air Ejector High Range Noble Gas Monitor.

This is one of three of three computer points needed to cover full range, required for Condenser Air Ejector Radiation.

E-46

ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 44 CNTMNT RAD QZ0104 Containment Radiation Level Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: CNTMNT RAD Point ID: QZO1O4 Plant Spec Point Desc: UPPER CONTAINMENT RADIATION AVG Generic/Cond Desc: Containment Radiation Level Analog/Digital A Engr Units/Dig States: R/HR Engr Units Conversion: N/A Minimum Instr Range: 1.OEO R/HR Maximum Instr Range: 1.0E8 R/HR Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: P Number of Sensors: 2 How Processed: Average of Antilog Sensor Locations: Upper Containment Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Low on loss of power Temperature Compensation: N Level Reference Leg: N/A Unique System Desc: Upper Containment High Range Area Monitor. Inputs are 2-RE-90-271 and 2-RE-90-272.

E-47

ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 45 CNTMNT RAD QZ0 11 Lower Containment Radiation Level Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: CNTMNT RAD Point ID: QZ01 11 Plant Spec Point Desc: LOWER CONTAINMENT RADIATION AVERAGE Generic/Cond Desc: Lower Containment Radiation Level Analog/Digital A Engr Units/Dig States: R/HR Engr Units Conversion: N/A Minimum Instr Range: 1.OEO R/HR Maximum Instr Range: 1.0E8 R/HR Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: P Number of Sensors: 2 How Processed: Average of Antilog Sensor Locations: Lower containment Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Low on loss of power Temperature Compensation: N Level Reference Leg: N/A Unique System Desc: Lower Containment High Range Area Monitor. Inputs are 2-RE-90-273 and 2-RE-90-274.

E-48

ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 46 MAIN SL 1/A R9055A Steam Gen 1 Steam Line Rad Level Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: MAIN SL 1/A Point ID: R9055A Plant Spec Point Desc: ST GEN 1 DISCH RAD MONITOR Generic/Cond Desc: Steam Gen 1 Steam Line Rad Level Analog/Digital A Engr Units/Dig States: MR/hr Engr Units Conversion: N/A Minimum Instr Range: 1.OE1 Maximum Instr Range: 1.OE+07 Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: S Number of Sensors: 1 How Processed: Antilog Sensor Locations: Main Steam Line Loop 1 prior to ATM reliefs Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Low on loss of power Temperature Compensation: N Level Reference Leg: N/A Unique System Desc: Main Steam Line 1 radioactivity monitor (Rad Monitor 2-RM-90-421). Sensitivity is 3.72E-03 mCi/cc per mR/hr.

E-49

ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 47 MAIN SL 2/B R9056A Steam Gen 2 Steam Line Rad Level Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: MAIN SL 2/B Point ID: R9056A Plant Spec Point Desc: ST GEN 2 DISCH RAD MONITOR Generic/Cond Desc: Steam Gen 2 Steam Line Rad Level Analog/Digital A Engr Units/Dig States: MR/hr Engr Units Conversion: N/A Minimum Instr Range: 1.0E1 Maximum Instr Range: 1.OE+07 Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: S Number of Sensors: 1 How Processed: Antilog Sensor Locations: Main Steam Line Loop 2 prior to ATM reliefs Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Low on loss of power Temperature Compensation: N Level Reference Leg: N/A Unique System Desc: Main Steam Line 2 radioactivity monitor (Rad Monitor 2-RM-90-422). Sensitivity is 3.72E-03 mCi/cc per mR/hr.

E-50

ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 48 MAIN SL 3/C R9057A Steam Gen 3 Steam Line Rad Level Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: MAIN SL 3/C Point ID: R9057A Plant Spec Point Desc: ST GEN 3 DISCH RAD MONITOR Generic/Cond Desc: Steam Gen 3 Steam Line Rad Level Analog/Digital A Engr Units/Dig States: MR/hr Engr Units Conversion: N/A Minimum Instr Range: 1.OE1 Maximum Instr Range: 1.OE+07 Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: S Number of Sensors: 1 How Processed: Antilog Sensor Locations: Main Steam Line Loop 3 prior to ATM reliefs Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Low on loss of power Temperature Compensation: N Level Reference Leg: N/A Unique System Desc: Main Steam Line 3 radioactivity monitor (Rad Monitor 2-RM-90-423). Sensitivity is 3.72E-03 mCi/cc per mR/hr.

E-51

ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 49 MAIN SL 4/D R9058A Steam Gen 4 Steam Line Rad Level Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: MAIN SL 4/D Point ID: R9058A Plant Spec Point Desc: ST GEN 4 DISCH RAD MONITOR Generic/Cond Desc: Steam Gen 4 Steam Line Rad Level Analog/Digital A Engr Units/Dig States: MR/hr Engr Units Conversion: N/A Minimum Instr Range: 1.OEl Maximum Instr Range: 1.OE+07 Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: S Number of Sensors: 1 How Processed: Antilog Sensor Locations: Main Steam Line Loop 4 prior to ATM reliefs Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Low on loss of power Temperature Compensation: N Level Reference Leg: N/A Unique System Desc: Main Steam Line 4 radioactivity monitor (Rad Monitor 2-RM-90-424). Sensitivity is 3.72E-03 mCi/cc per mR/hr.

E-52

ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 50 SG BD RAD 2A R1020A Steam Gen Header Blowdown Rad Level Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: SG BD RAD 2A Point ID: R1020A Plant Spec Point Desc: STEAM GEN BLDN MON Generic/Cond Desc: Steam Gen Header Blowdown Rad Level Analog/Digital A Engr Units/Dig States: CPM Engr Units Conversion: N/A Minimum Instr Range: 1.OEl Maximum Instr Range: 1.0E7 Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: S Number of Sensors: 1 How Processed: Antilog Sensor Locations: Turbine Building Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Low on loss of power Temperature Compensation: N Level Reference Leg: N/A Unique System Desc: Steam Generator Blowdown Effluent Liquid Monitor.

E-53

ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 51 SG BD RAD 2B R1021A Steam Gen Header Blowdown Rad Level Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: SG BD RAD 2B Point ID: R1021A Plant Spec Point Desc: STEAM GEN BLDN MON Generic/Cond Desc: Steam Gen Header Blowdown Rad Level Analog/Digital A Engr Units/Dig States: CPM Engr Units Conversion: N/A Minimum Instr Range: 1.OE1 Maximum Instr Range: 1.0E7 Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: S Number of Sensors: 1 How Processed: Antilog Sensor Locations: Turbine Building Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Low on loss of power Temperature Compensation: N Level Reference Leg: N/A Unique System Desc: Steam Generator Blowdown Effluent Liquid Monitor.

E-54

ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 52 CTMNT PRESS UP6000 Containment Pressure Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: CTMNT PRESS Point ID: UP6000 Plant Spec Point Desc: CNTMT PRESSURE AVERAGE Generic/Cond Desc: Containment Pressure Analog/Digital A Engr Units/Dig States: PSIG Engr Units Conversion: N/A Minimum Instr Range: -2 Maximum Instr Range: 15 Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: P Number of Sensors: 2 How Processed: Average Sensor Locations: Annulus Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Out of Range Temperature Compensation: N/A Level Reference Leg: N/A Unique System Desc: Containment pressure. Average of 2-PDT-30-44 and -45.

E-55

ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 53 CTMNT TEMP U2515 Containment Temperature Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: CTMNT TEMP Point ID: U2515 Plant Spec Point Desc: CONTAINMENT HIGHEST TEMP Generic/Cond Desc: Containment Temperature Analog/Digital A Engr Units/Dig States: DEGF Engr Units Conversion: N/A Minimum Instr Range: 40 Maximum Instr Range: 175 Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: P Number of Sensors: 16 How Processed: Maximum value Sensor Locations: Various areas inside containment Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Fail low Temperature Compensation: N Level Reference Leg: N/A Unique System Desc: Maximum containment air temperature. Maximum of TE-30-210A through TE-30-210P from ICS computer.

E-56

ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 54 H2 CONC UY1005 Containment H2 Concentration % by Volume Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: H2 CONC Point ID: UY1 005 Plant Spec Point Desc: H2 CONCENTRATION MAXIMUM Generic/Cond Desc: Containment H2 Concentration % by Volume Analog/Digital A Engr Units/Dig States:

Engr Units Conversion: N/A Minimum Instr Range: 0 Maximum Instr Range: 10 Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: S Number of Sensors: 1 How Processed: H2 vs Air part press for % H2 by Vol in Air Sensor Locations: Sample line from upper containment Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Downscale on loss of power Temperature Compensation: N Level Reference Leg: N/A Unique System Desc: Analyzes upper containment atmosphere for Hydrogen concentration.

E-57

ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 55 RWST LEVEL UL1000 Refueling Water Storage Tank Level Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: RWST LEVEL Point ID: UL1000 Plant Spec Point Desc: RWST AVERAGE LEVEL Generic/Cond Desc: Refueling Water Storage Tank Level Analog/Digital A Engr Units/Dig States:

Engr Units Conversion: 1% IS 3500 GALLONS Minimum Instr Range: 0 Maximum Instr Range: 100 Zero Point

Reference:

27.6" Reference Point Notes: 25,000 GAL below zero reference PROC or SENS: P Number of Sensors: 2 How Processed: Average, redundant sensor algorithm Sensor Locations: RWST taps 25,000 GAL in tank below buttn Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Low Temperature Compensation: N Level Reference Leg: N/A Unique System Desc: The RWST average level is calculated by a redundant sensor algorithm from two (2) RWST level transmitters (LT-63-50 and -51).

E-58

ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 56 WIND SPEED MET001 Wind Speed - Upper Level Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: WIND SPEED Point ID: MET001 Plant Spec Point Desc: EDS METDATA 91M 15MIN VEC WIND SPEED Generic/Cond Desc: Wind Speed - Upper Level Analog/Digital A Engr Units/Dig States: m/sec Engr Units Conversion: N/A Minimum Instr Range: 0 Maximum Instr Range: 44.6 Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: S Number of Sensors: 1 How Processed: N/A Sensor Locations: At the 91 meter level of the met tower Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Low Temperature Compensation: N/A Level Reference Leg: N/A Unique System Desc: N/A E-59

ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 57 WIND SPEED MET002 Wind Speed - Intermediate Level Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: WIND SPEED Point ID: MET002 Plant Spec Point Desc: EDS METDATA 46M 15MIN VEC WIND SPEED Generic/Cond Desc: Wind Speed - Intermediate Level Analog/Digital A Engr Units/Dig States: m/sec Engr Units Conversion: N/A Minimum Instr Range: 0 Maximum Instr Range: 44.6 Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: S Number of Sensors: 1 How Processed: N/A Sensor Locations: At the 46 meter level of the met tower Alarm/Trip Setpoint: N/A NIlD Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Low Temperature Compensation: N/A Level Reference Leg: N/A Unique System Desc: N/A E-60

ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 58 WIND SPEED MET003 Wind Speed - Lower Level Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: WIND SPEED Point ID: MET003 Plant Spec Point Desc: EDS METDATA 10M 15MIN VEC WIND SPEED Generic/Cond Desc: Wind Speed - Lower Level Analog/Digital A Engr Units/Dig States: m/sec Engr Units Conversion: N/A Minimum Instr Range: 0 Maximum Instr Range: 44.6 Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: S Number of Sensors: 1 How Processed: N/A Sensor Locations: At the 10 meter level of the met tower Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Low Temperature Compensation: N/A Level Reference Leg: N/A Unique System Desc: N/A E-61

ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 59 WIND DIR MET004 Wind Direction - Upper Level Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: WIND DIR Point ID: MET004 Plant Spec Point Desc: EDS MET DATA 91M 15 MIN WIND DIR Generic/Cond Desc: Wind Direction - Upper Level Analog/Digital A Engr Units/Dig States: DEG Engr Units Conversion: N/A Minimum Instr Range: 0 Maximum Instr Range: 360 Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: S Number of Sensors: 1 How Processed: N/A Sensor Locations: At the 91 meter level of the met tower Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Low Temperature Compensation: N/A Level Reference Leg: N/A Unique System Desc: N/A E-62

ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 60 WIND DIR MET005 Wind Direction - Intermediate Level Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: WIND DIR Point ID: MET005 Plant Spec Point Desc: EDS MET DATA 46M 15 MIN WIND DIR Generic/Cond Desc: Wind Direction - Intermediate Level Analog/Digital A Engr Units/Dig States: DEG Engr Units Conversion: N/A Minimum Instr Range: 0 Maximum Instr Range: 360 Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: S Number of Sensors: 1 How Processed: N/A Sensor Locations: At the 46 meter level of the met tower Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Low Temperature Compensation: N/A Level Reference Leg: N/A Unique System Desc: N/A E-63

ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 61 WIND DIR MET006 Wind Direction - Lower Level Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: WIND DIR Point ID: MET006 Plant Spec Point Desc: EDS MET DATA 10M 15 MIN WIND DIR Generic/Cond Desc: Wind Direction - Lower Level Analog/Digital A Engr Units/Dig States: DEG Engr Units Conversion: N/A Minimum Instr Range: 0 Maximum Instr Range: 360 Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: S Number of Sensors: 1 How Processed: N/A Sensor Locations: At the 10 meter level of the met tower Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Low Temperature Compensation: N/A Level Reference Leg: N/A Unique System Desc: N/A E-64

ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point.Number 62 STAB CLASS MET007 Air Stability Upper Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: STAB CLASS Point ID: MET007 Plant Spec Point Desc: STABILITY CLASS UPPER Generic/Cond Desc: Air Stability Upper Analog/Digital N/A Engr Units/Dig States: STABA Engr Units Conversion: N/A Minimum Instr Range: N/A Maximum Instr Range: N/A Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: P Number of Sensors: 2 How Processed: N/A Sensor Locations: N/A Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Low Temperature Compensation: N/A Level Reference Leg: N/A Unique System Desc: Differential temperature upper-lower (degrees C).

Difference Stability Class Point Value

-1.9 A i

-1.9 -1.7 B 2

-1.7 -1.5 C 3

-1.5 -0.5 D 4

-0.5 1.5 E 5 1.5 4.0 F 6 4.0 G 7 E-65

ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 63 STAB CLASS MET008 Air Stability Intermediate Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: STAB CLASS Point ID: MET008 Plant Spec Point Desc: STABILITY CLASS INTERMEDIATE Generic/Cond Desc: Air Stability Intermediate Analog/Digital N/A Engr Units/Dig States: STABA Engr Units Conversion: N/A Minimum Instr Range: N/A Maximum Instr Range: N/A Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: P Number of Sensors: 2 How Processed: N/A Sensor Locations: N/A Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Low Temperature Compensation: N/A Level Reference Leg: N/A Unique System Desc: Differential temperature upper-intermediate (degrees C).

Difference Stability Class Point Value

-1.9 A 1

-1.9 -1.7 B 2

-1.7 -1.5 C 3

-1.5 -0.5 D 4

-0.5 1.5 E 5 1.5 4.0 F 6 4.0 G 7 E-66

ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 64 STAB CLASS MET009 Air Stability Lower Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: STAB CLASS Point ID: MET009 Plant Spec Point Desc: STABILITY CLASS LOWER Generic/Cond Desc: Air Stability Lower Analog/Digital N/A Engr Units/Dig States: STABA Engr Units Conversion: N/A Minimum Instr Range: N/A Maximum Instr Range: N/A Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: P Number of Sensors: 2 How Processed: N/A Sensor Locations: N/A Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Low Temperature Compensation: N/A Level Reference Leg: N/A Unique System Desc: Differential temperature intermediate-lower (degrees C).

Difference Stability Class Point Value

-1.9 A 1

-1.9 -1.7 B 2

-1.7 -1.5 C 3

-1.5 -0.5 D 4

-0.5 1.5 E 5 1.5 4.0 F 6 4.0 G 7 E-67

ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 65 SG LEVEL 1/A L0403A Stm Gen 1 Wide Rng Water Level Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: SG LEVEL 1/A Point ID: L0403A Plant Spec Point Desc: STM GEN 1 WIDE RNG LEVEL Generic/Cond Desc: Stm Gen 1 Wide Rng Water Level Analog/Digital A Engr Units/Dig States:

Engr Units Conversion: 0 - 100% WR = 0-554 inches WR Minimum Instr Range: 0 Maximum Instr Range: 100 Zero Point

Reference:

LOWTAP Reference Point Notes: See "Unique System Desc."

PROC or SENS: S Number of Sensors: 1 How Processed: Scanned Sensor Locations: See "Unique System Desc."

Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Sensor out low Temperature Compensation: N Level Reference Leg: WET Unique System Desc: LT is calibrated for design operating conditions. 0%

corresponds to lower tap on steam generator located approximately one (1) foot above bottom tube plate. 100%

corresponds to the upper tap which is 238" above the top of "U"tubes. Top of the "U"tubes is approximately 57%

WR level span.

E-68

ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 66 SG LEVEL 2/B L0423A Stm Gen 2 Wide Rng Water Level Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: SG LEVEL 2/B Point ID: L0423A Plant Spec Point Desc: STM GEN 2 WIDE RNG LEVEL Generic/Cond Desc: Stm Gen 2 Wide Rng Water Level Analog/Digital A Engr Units/Dig States:

Engr Units Conversion: 0 - 100% WR = 0-554 inches WR Minimum Instr Range: 0 Maximum Instr Range: 100 Zero Point

Reference:

LOWTAP Reference Point Notes: See "Unique System Desc."

PROC or SENS: S Number of Sensors: 1 How Processed: Scanned Sensor Locations: See "Unique System Desc."

Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Sensor out low Temperature Compensation: N Level Reference Leg: WET Unique System Desc: LT is calibrated for design operating conditions. 0%

corresponds to lower tap on steam generator located approximately one (1) foot above bottom tube plate. 100%

corresponds to the upper tap which is 238" above the top of "U"tubes. Top of the "U"tubes is approximately 57%

WR level span.

E-69

ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 67 SG LEVEL 3/C L0443A Stm Gen 3 Wide Rng Water Level Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: SG LEVEL 3/C Point ID: L0443A Plant Spec Point Desc: STM GEN 3 WIDE RNG LEVEL Generic/Cond Desc: Stm Gen 3 Wide Rng Water Level Analog/Digital A Engr Units/Dig States:

Engr Units Conversion: 0 - 100% WR = 0-554 inches WR Minimum Instr Range: 0 Maximum Instr Range: 100 Zero Point

Reference:

LOWTAP Reference Point Notes: See "Unique System Desc."

PROC or SENS: S Number of Sensors: 1 How Processed: Scanned Sensor Locations: See "Unique System Desc."

Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Sensor out low Temperature Compensation: N Level Reference Leg: WET Unique System Desc: LT is calibrated for design operating conditions. 0%

corresponds to lower tap on steam generator located approximately one (1) foot above bottom tube plate. 100%

corresponds to the upper tap which is 238" above the top of "U"tubes. Top of the "U"tubes is approximately 57%

WR level span.

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ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 68 SG LEVEL 4/D L0463A Stm Gen 4 Wide Rng Water Level Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: SG LEVEL 4/D Point ID: L0463A Plant Spec Point Desc: STM GEN 4 WIDE RNG LEVEL Generic/Cond Desc: Stm Gen 4 Wide Rng Water Level Analog/Digital A Engr Units/Dig States:

Engr Units Conversion: 0 - 100% WR = 0-554 inches WR Minimum Instr Range: 0 Maximum Instr Range: 100 Zero Point

Reference:

LOWTAP Reference Point Notes: See "Unique System Desc."

PROC or SENS: S Number of Sensors: 1 How Processed: Scanned Sensor Locations: See "Unique System Desc."

Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Sensor out low Temperature Compensation: N Level Reference Leg: WET Unique System Desc: LT is calibrated for design operating conditions. 0%

corresponds to lower tap on steam generator located approximately one (1) foot above bottom tube plate. 100%

corresponds to the upper tap which is 238" above the top of "U"tubes. Top of the "U" tubes is approximately 57%

WR level span.

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ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 69 NL U0400 Average RC Loop #1 Flow %

Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: NL Point ID: U0400 Plant Spec Point Desc: RCL #1 UNCORR FLOW 1/2/3 AVG Generic/Cond Desc: Average RC Loop #1 Flow %

Analog/Digital A Engr Units/Dig States:

Engr Units Conversion: N/A Minimum Instr Range: N/A Maximum Instr Range: N/A Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: P Number of Sensors: 3 How Processed: Averaged Sensor Locations: From ICS Process Computer Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Low Temperature Compensation: N Level Reference Leg: N/A Unique System Desc: Average Reactor Coolant Loop #1 flow comprised of the ICS Process Computer Reactor Coolant Loop #1 flow points F0400A, F0401A and F0402A.

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ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 70 NL U0420 Average RC Loop #2 Flow %

Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: NL Point ID: U0420 Plant Spec Point Desc: RCL #2 UNCORR FLOW 1/2/3 AVG Generic/Cond Desc: Average RC Loop #2 Flow %

Analog/Digital A Engr Units/Dig States:

Engr Units Conversion: N/A Minimum Instr Range: N/A Maximum Instr Range: N/A Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: P Number of Sensors: 3 How Processed: Averaged Sensor Locations: From ICS Process Computer Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Low Temperature Compensation: N Level Reference Leg: N/A Unique System Desc: Average Reactor Coolant Loop #2 flow comprised of the ICS Process Computer Reactor Coolant Loop #2 flow points F0420A, F0421A and F0422A.

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ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 71 NL U0440 Average RC Loop #3 Flow %

Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: NL Point ID: U0440 Plant Spec Point Desc: RCL #3 UNCORR FLOW 1/2/3 AVG Generic/Cond Desc: Average RC Loop #3 Flow %

Analog/Digital A Engr Units/Dig States:

Engr Units Conversion: N/A Minimum Instr Range: N/A Maximum Instr Range: N/A Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: P Number of Sensors: 3 How Processed: Averaged Sensor Locations: From ICS Process Computer Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Low Temperature Compensation: N Level Reference Leg: N/A Unique System Desc: Average Reactor Coolant Loop #3 flow comprised of the ICS Process Computer Reactor Coolant Loop #3 flow points F0440A, F0441A and F0442A.

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ENCLOSURE WATTS BAR NUCLEAR PLANT (WBN) UNIT 2 EMERGENCY RESPONSE DATA SYSTEM (ERDS)

DATA POINT LIBRARY (DPL)

REVISION 0 ERDS Point Number 72 NL U0460 Average RC Loop #4 Flow %

Date: 09/22/2011 Reactor Unit: WB2 Data Feeder: N/A NRC ERDS Parameter: NL Point ID: U0460 Plant Spec Point Desc: RCL #4 UNCORR FLOW 1/2/3 AVG Generic/Cond Desc: Average RC Loop #4 Flow %

Analog/Digital A Engr Units/Dig States:

Engr Units Conversion: N/A Minimum Instr Range: N/A Maximum Instr Range: N/A Zero Point

Reference:

N/A Reference Point Notes: N/A PROC or SENS: P Number of Sensors: 3 How Processed: Averaged Sensor Locations: From ICS Process Computer Alarm/Trip Setpoint: N/A NID Power Cut-Off Level: N/A NID Power Cut-On Level: N/A Instrument Failure Mode: Low Temperature Compensation: N Level Reference Leg: N/A Unique System Desc: Average Reactor Coolant Loop #4 flow comprised of the ICS Process Computer Reactor Coolant Loop #4 flow points F0460A, F0461A and F0462A.

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