PY-CEI-NRR-2401, Forwards Changes to ERDS Data Point Library & Communication Survey for Perry Nuclear Power Plant.Changes Are Identified by Margin Rev Bars

Forwards Changes to ERDS Data Point Library & Communication Survey for Perry Nuclear Power Plant.Changes Are Identified by Margin Rev Bars

ML20206U153
Person / Time
Site:	Perry
Issue date:	05/20/1999
From:	Myers L CENTERIOR ENERGY
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
PY-CEI-NRR-2401, NUDOCS 9905250071
Download: ML20206U153 (3)

Text

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, ymn _g Perrry Nucbar Fbwer PI:nt Pe y, o 4 06 Lew W. Myers 440-200-59I5 Vko President Fax: 440-280-8029 May 20,1999 PY-CEl/NRR-2401L United States Nuclear Regulatory Commission Document Control Desk Washington, D.C. 20555 f

Perry Nuclear Power Plant Docket No. 50-440 Emergency Response Data System changes in accordance with 10 CFR 50 Appendix E, Section VI.3.a.

Ladies and Gentlemen:

Attached are changes to the Emergency Response Data System (ERDS) Data Point Library (DPL) and the Communication Survey for the Perry Nuclear Power Plam. The DPL change consists of an update to page I which was previously submitted to the NRC in a letter dated May 4,1992 (PY-CEl/NRR-1487L), and updated l by letter dated December 2,1993 (PY-CEl/NRR-1722L). The other change consists of an update to page 8 of the Communication Survey, v,b>ch was previously submitted to the NRC in a letter dated October 22,1991 (PY-CE!/NRR-1401 L), and subsequently updated in a letter dated February 11,1994 (PY-CE!/NRR-1751L).

The changes to the Communication Survey are provided for information; the changes did not revise the l transmission Emnat or the computer communication protocol, as described in 10 CFR 50 Appendix E, Section VI.3.b. The changes have been identified by margin revision bars.

- If you have questions or require additional information, please contact Mr. Henry L. Hegrat, Manager-Regulatory Affairs, at (440) 280-5606.

Very truly yours, l

M L  ;

Attachments cc: NRC Region Ill NRC Resident inspector .,

NF9 ?roject Manager b .!, d 9 i

9905250071 990520 7 PDR ADOCK 05000440s bh O F PDR ia

Page 1 of 57 d

PERRY DATA POINT LIBRARY REFERENCE FHR DATEt 05/11/99 REACTOR UNIT: PY1 DATA FEEDER: ERIS NRC ERDS PARAMETER: NI POWER RANGE POINTID: C51C0010 PLANT DESCRIPTION: RX POWER GENERIC DESCRIPTION: NUCLEARINSTRUMENTS, POWER RANGE ANALOG / DIGITAL: A ENGR UNITS / DIG STATE:  %

ENGR UNIT CONVERSION: -

MINIMUM RANGE: 0 l

MAXIMUM RANGE: 125 ZERO POINT REF: -

REF POINTNOTES: -

PROC OR SENS: P j NUMBER OF SENSORS: 8 HOW PROCESSED: AVERAGE l

SENSOR LOCATIONS: REACTOR VESSEL l

ALARM / TRIP SETPOINTS: RX TRIP 118% POWER (HIGH)

NI DETECTOR POWER SUPPLY CUT OFF LEVEL: -

NI DETECTOR POWER SUPPLY TURN ON LEVEL: -

INSTRUMENT FAILURE MODE: N/A TEMP COMPENSATION: N LEVEL REFERENCE LEG: -

UNIQUE SYSTEM DESCRIPTION: AVERAGE OF TIIE 8 APRM'S l I

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• • , Page 8 cf10 IV. Data FeederInformation General Questions

1. Identification of Data Feeder

a. What is the name in local parlance given to' this data feeder (e.g. Emergency Response Information System)?

Please give the acronym and the words forming it.

ICS (Integrated Computer System)

b. Is this the site time determining feeder?

Yes

c. What is the update frequency of this feeder (in seconds)?

Data will be updated every 60 seconds.

2. Hardware / Software Environment

a. Identify the manufacturer and model number of the data feeder hardware.

Compaq (Digital)- Alpha Sen>er 1200 l

b. Identify the operating system.

OpenVMS 7.1 l

c. What Method of timekeeping is implemented on this feeder system (Daylight Savings, Standard, Greenwich)?

Daylight Savings .

d. In what time zone is this feeder locate?

Eastern l

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