ML22278A417

From kanterella
Jump to navigation Jump to search
Rev. 21 to Updated Final Safety Analysis Report, Drawing C51-1020-F-016, Rev. 3, Functional Control Diagram, Neutron Monitoring System
ML22278A417
Person / Time
Site: Limerick  
Issue date: 09/19/2022
From:
Constellation Energy Generation
To:
Office of Nuclear Reactor Regulation
Shared Package
ML22278A223 List: ... further results
References
Download: ML22278A417 (1)


Text

B A

.......11._

112'l£C.~ITR tlUlltf\lCllWllil&,,~QIa6.--""""

~f.UTQC)J,MO~'T~It.6 ~.

NlITES L FUNCTIONS 20 AND 28 ARE: NOT USED UNTIL OPRM IS PLACE:D IN SE:RVICE.

2. ** DENOTES TRIP MARKER INDICATION ABOVE DISPLAY BARGRAPH.

Q) ALARM OUTPUT EXISTS IF ANY or THE FDLLDIoIING EXIST.

A. ANY SE:LF-TEST FAULT IS DETECTED.

B. THE NUMBER OF OPERATING LPRM DETECTORS AT ANY CORE LEVEL IS < 3.

C. THE NUMBER OF OPERATING LPRM DETECTORS IS LESS THAN THE REQUIRED MINIMUM.

@ TRIP OUTPUT EXISTS IF ANY or THE FDLLOIolING EXIST.

A. A CRITICAL $E:LF-TEST FAULT IS DETECTED.

B. THE INSTRUMENT'S KEY LOCK SIoIITCH IS IN THE

'INIlP' POSITION.

C. THE IoIATCHDDG TIMER HAS TINED OUT.

D. LOSS or INPUT POIoI£R, 10 9

8 7

6 5

3 f"-"-"-"-"-"-"

ii!i I

I I

I I

I

'I I

I I

I I

I I

I I W' W I

I I~'

I I

I I

I I

'I I

L"-"-"-'---"-"-"-"-"-"---"-"-"-"--"-" DE TAIi..-*;c~-**-**-**-**-*'-**---"-"-"-"-"-"~:'-"-"-"_.:_.._.._.._.._.._.._.._.._.._.._.._~._..J LOCAL INDlCAnON 2

r B

A J

E D

K c

~~m'j~;r~~~m~~m

.._.._.._.._.._.._.._.._.._.._.._.._.._.._.._.._..:!.l CHANNEL..

lIZ IIOT l'£RIISSM: _

CIWMI.

~ smssm

tn)~1

~.w~ ~'~'-'--'-'-'._.:_:~(

mrnmr!fr~~~m~~~

11!::.._,._.._.._.._.._.._.._.._.._.._.._.._.._.._.._..21 CHANNEL 3

    • ONi.Y ONE CHANNEL OF fOUR MAY BE B'lPASSEIl AT ONE nUE mrnm'i~fT~~i~i!J~'i&T~~

1!::.._.._.._.._.._.._.._.._.._.._.._.._.._..

.._..21 SIP UI DOWNSCAlE H.NIIl CH N£U1RON FWlC If.\U'

'~~~l~J@1~~m~gg~

.._.._.._.._.._.._.._.._.._.._.._.._._.._.._.._..21 CHANNEL 1 I

AVERAGE~~ MONITORING I

REACTOR PROTECnON SYSTEM T

\1A Hal a: f.

_lI'L£ll£D IllS

_'I1PIDC£D IllS i*

llUl11PUXtD IllS IlUl.llPlEliED IllS FORllATlDlST,....

.'.".'.1...........::, "';".>.. '!~;":"<".~...*,.J....,:,;~.:~~"'*,:,kY',<~.'.*:;~~*~l*::

_;"...:,-c:..~-_.~.,. ',' : -::....:::-~--.l.,,:

dJ~~*:~~tl~~~~

J;~~.~~~~J;~~~

dJ~~*~~rki~tt~~

~~~*£~rkkr~~~~

..21 I!::...

..=.

'=..

21 l.!::..

...21 15......=

..=..

LEGEND

'B'II'l--=ASS BEREO AAllIIRARlLYlO"%NCllOII

~:DfLlILC f!F~

ANNUNCIATORS

~.....vw",

IN CONTROL (APRIl ~.~

ROOM REMOTE INOICAOON IN CONTROL ROOM c

D K

L E

I I

FOR INPUTS 'TO COUP.UTER.

REFER TO pROCESs COI.IPUTER IOOCUllENTAn9NfoR AU. I'OINlS F

r I

APRIl PART or ROO WITHDRAWAL BLOCK SYSTEM I

I H

i I

APR'" PART OF NEUTRoN MONITORING TRIP (SCRAll)

J

[1IJ3t.M.1-C,S'I'IO.a.O'11>11'-(")1 M

2 3

5 6

7 8

9 11 000 I

~~.'

I iiOii--.CiUit..;:r.'1ttE~ITI{

13