ML20045D243

Proposed Tech Specs Table 3.2,Footnote B,Reflecting Reduction in Number of Radiation Detectors in Radiation Monitoring Sys from Six to Five

ML20045D243
Person / Time
Site:	University of Michigan
Issue date:	06/16/1993
From:	MICHIGAN, UNIV. OF, ANN ARBOR, MI
To:
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ML20045D239	List: ML20045D238 ML20045D243
References
NUDOCS 9306280124
Download: ML20045D243 (1)

Text

OPERATING LICENSE AND TECHNICAL SPECIFICATIONS Ford Nuclear Reactor Docket 50-2, License R-28 Amendment 39:051493 i

Table 3.2 REQUIRED SAFETY RELATED INSTRUMENTATION 1

Minimum Number i

Instrumentation Setpoint Required Function Linear Level Channel As Required 1

Linear power level measurement and input for the automatic control mode power Level Deviation 95% of control 1

Return reactor to Interlock point setting manual control mode if setpoint is reached Reactor Coolant Inlet Not Applicable la provide information Temperature for reactor power 38 level determination by heat balance Facility Radiation Monitor System (b) 1.

Building Air Exhaust 1(1)b mrem /hr 1 Alarm, scram, initiate confinement evacuation 2.

Reactor Bridge 40(50) mrem /hr 1 Alarm l34 3.

NW Column, Beamport 20(50) mrem /hr Ic Alarm l34 Floor 4.

N Wall, Beamport 5(50) mrem /hr 1 Alarm Floor 5.

NE Column, Beamport 5(50) mrem /hr 1 Alarm l34 Floor l38 Footnotes:

a.

Not required for natural convection operation.

b.

The facility radiation monitoring system consists of 5 radiation (39 detectors which alarm and read out locally, and are recorded in the control room.

The normal setpoints for this system are shown.

The value in parentheses is the maximum setpoint which will be used depending on local conditiene.

Use of higher than 9306280124 930616 page 14 PDR ADOCK 05000002 A

PDR

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