ML20136C691
| ML20136C691 | |
| Person / Time | |
|---|---|
| Site: | Crane  |
| Issue date: | 05/08/1979 |
| From: | Pepp D BAILEY CONTROLS CO. (SUBS. OF BABCOCK & WILCOX CO.) |
| To: | Janecke D BABCOCK & WILCOX CO. |
| References | |
| TM-0952, TM-952, NUDOCS 7910010523 | |
| Download: ML20136C691 (2) | |
Text
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COPY MADE ON OF DOCUMENT PROYIDED BY METROPOLITAN, EDISON COMPANY. i 9
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Supervisor, Docu:nent control, NRC 4
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B44y Meter Company t
Wicklif fe, ohio 44002 Telephone: (2161943 G500 r.
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May 8, 1974
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The Babcock 5 Wilcox C'ompany P.O. Box 1260 Lynchburg,~ Virginia 24505
. Attention:
Mr. D.W. Janecke
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Subject:
Jersey Central Power 6 Light Co.
Three Mile Island Unit #2 B6W Order No. 80812Z B4W Contract No. 620-0006 BMCo. Job No. 1595L - NNI System
Reference:
Qualification of Foxboro Pressure Transmitter Gentlemen:
As required'by your specifications, the Foxboro Type Ell GM G GH Pressure Transmitters
- have been tested for the purpose of demon-Attached is a copy of the Oualification..
strating their performance.
Report.
The follo. ting is a comparison of the results of these tests and the requirements of the subject contract:
Characteristic Contract Specification Demonstrated Result
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Accuracy
+0.'5% Span
+0.5%' Span **
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Repeatability 0.15% Span 0.15% Span **
Deadband 0.05% Span 0.05% Span **
1.17 seconds to reach 1.17 seconds to recch
Response
63.2% change for step 63.2% change for step change at input change at input Scismic Not specified Subj ected to vibrati.cn.
in (3) mutually perpend-icular direction: to 3g icycls over the frequency range of 1 to 5011:. Cal ibration shif t durin;;
each test run was less than 3t.
9 h
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The Babcock 6 Wilcox Co. May 8, 1974 Characteristic Contract Specification Demonstrated Result Irradiation 2x104 Rods Radiation Dosages up to 4.6x104 Rods had a e
negligibic effect on'
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the transmitters op-
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+12% accuracy in a Worst case-11.8% error Environment steam-air environment 075% range in 12 hr.
as described by BGW steam-air environment curves (pgv 5A65B-of 288*F, 56 PSI. At Spec 1048/0569) the end of these tests the transmitters accur-acies returned to within 2%.
It is therefore concluded that the Foxboro Ell GM G GH Pressure Transmitters are suitable for the services identified by the fol-lowing item numbers:
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. ; 5., jo f'l Items [R r.
C3A-PT354 Items SP6A-PT162 items SP6B-PT162
- Ell GM G GH previously identified by Foxboro nomenclature 611 GM 4 GH.
- Results certified by Foxboro-verified by Bailey Meter Co.
Quality Assurance Dept.
Sincerely, BAILEY METER COMPANY l~
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D.L.
epp, Pr et Manager Nu. clear Project Office 1L11:
E.G. Ward ILH:
W.A. Cobb 2LH:
G.D. Quale 1Lil:
II.E. Bitler DLP/sil i.
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