ML19332A379

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Responds to IE Bulletin 80-16, Potential Misapplication of Rosemount,Inc Models 1151 & 1152 Pressure Transmitters W/ Either a or D Output Codes. Pressure Transmitters Are Not Currently Used on safety-related Sys
ML19332A379
Person / Time
Site: Clinton  Constellation icon.png
Issue date: 08/23/1980
From: Wuller G
ILLINOIS POWER CO.
To: James Keppler
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
References
IEB-80-16, L08-PU-80(08-23, U-0173, NUDOCS 8009110631
Download: ML19332A379 (1)


Text

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500 SOUTH 27TH STREET DECATUR, ILLINOIS 62525 August 23, 1980 Mr. James G. Keppler Director,_ Region III Office of Inspection & Enforcement U. S. Nuclear Regulatory Commission 799-Roosevelt Road Glen Ellyn, Illinois 60137

Dear Mr. Keppler:

Clinton Power Station Units 1 & 2 Docket Nos. 50-461 and 50-462 Construction Permits No. CPPR-137 & CPPR-138 This is in reply to your letter of June 27, 1980 whereby you forwarded IE Bulletin No. 80-16 which reported on the potential failure mechanism in certain Rosemount Inc. Model 1151 and 1152 pressure transmitters.

Please be advised that Rosemount Inc. Model 1151 and 1152 pressure transmitters are not currently being used on BOP safety related systems.

These r >dels may, however, have been supplied by General Electric on NSSS safety systems.

General Electric has issued.a Field Disposition Instruction directing Field personnel to identify any of the affected devices which are on site.

New amplifier boards will be furnished to replace existing PC boards.

The transmitters will be re-calebrated per the associated instrument data sheet and Rosemount instruction manual.

The old boards and the original certification will be returned to GE San Jose.

I In ac'dition to the above in regard to safety system applications, Illinois Power is reviewing the use of these devices in non-safety I

applications.

i Sincerely, i

G. E. Wuller Supervisor - Licensing Nuclear Station Engineering JP0/em cc:

CPS /DRC

^

NRC Office of Inspection l

H. H. Livermore, NRC

& Enforcement, Division of Resident Inspractor Reactor Construction Inspection, Washington, D.C.

8009111'Oh3/

AUG2 91980 l

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