ML18053A535

Proposed Tech Spec Table 4.1.3, Min Frequencies for Checks, Calibrs & Testing of Miscellaneous Instrumentation & Controls.

ML18053A535
Person / Time
Site:	Palisades
Issue date:	08/24/1988
From:	CONSUMERS ENERGY CO. (FORMERLY CONSUMERS POWER CO.)
To:
Shared Package
ML18053A534	List: ML18053A533 ML18053A535 ML18053A555
References
NUDOCS 8809010116
Download: ML18053A535 (2)

Text

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• ATTACHMENT Consumers Power Company Palisades Plant Docket 50-255

• PROPOSED TECHNICAL SPECIFICATIONS PAGE CHANGE 8809010116 880824 PDR ADOCK 05000255 p PDC TSP0888-0101-NL04 1! ,(I I\' -l August 24, 1988 1 Page

• TABLE 4.1. 3 Minimum Frequencies for Checks, Calibrations and Testing of Miscellaneous Instrumentati9n and Controls-Channel Desc'ription

1. Start-Up Range Neutron Monitors 2. Primary Rod Position Indication System 3. Secondary Rod Position Indication System Surveillance Func.tion

a. Check b. Test a. b. c. a. b. c. Check Check Calibrate (1) Check Check 1 Calibrate ( ) 4. Area Monitors a. Check Note: Process Monitor Surveil-lance Requirements b *. Calibrate are located in Tables 4.24-1 and c. Test 4.24-2 5. Emergency Plan Radia-a. Calibrate tion Instruments

b. Test 6. Environmental Monitors 7. Pressurizer Level Instruments

a. Check b. Calibrate

a. , Check b. Calibrate

c. Test Frequency 4-10 s p s M R s M R D R M A M M A s R M Surveillance Method a. Comparison of both channel count rate indications when in service. b. Internal test signals. a. b. c. Comparison of output data with secondary RPSI. RPIS. Check of power dependent insertion limits monitoring system. Physically measured rod drive position used to verify system accuracy.

Check rod position interlocks.

a. Comparison of output data with primary RPIS. b. Same as 2(b) above. c. .Same as 2(c) above, including sequence alarm function.

a. Normal readings observed and internal.

test signals used to verify instrument operation.

b. Exposure to known external radiation

• source. c. Detector exposed to remote operated radiation check source or integral electronic check source. a. Exposure to known radiation source. b. Battery check. a. Operational check. b. Verify airflow indicator.

a. Comparison of six independent level readings.

b. Known differential pressure applied to sensor. c. Signal to meter relay adjusted with test device. Amendment No. tt, is, S$, . ' *