Console Display and Annunciator System Flashcards
TRA00065
What is the purpose of the CDS?
Provide Real-Time plant status information during all operating conditions.
What is the purpose of the annunciator system?
Provide audible and visual warnings of abnormal plant status during all operating conditions.
Draw a simplified one-line diagram of CDS
Where do filed input signals go in CDS?
Supplied to both SER unit and to both RDAS computers (DAC/DAN)
What is the function of the SER units in CDS?
SER units determine if signal value exceeds setpoint values and will process an alarm to the annunciator monitors and horn.
What is the function of the RDAS computers in CDS?
RDAS computers provide signal data to the CDS displays which also indicate process values that are in alarm status.
Where are the 52-inch monitors for CDS located?
CDS monitors are located in the RCR
What are the power supplies for the 52-inch annunciator monitors?
Powered from 670-IP-1 through 670-E-1384
How do you select between DCS and CDS inputs on the Spare #1 monitor?
Source select switch on front of Spare #1 monitor
Give RCR CDS Workstation monitor power supplies.
Station 1 - Instr UPS E-106 from E-117
Station 2 - Instr UPS E-106 from E-117
Station 3 - Instr UPS E-106 from E-117
Station 4 - Utility UPS E-30 from E-115
Station 5 - Utility UPS E-30 from E-115
CRS Station 6 - Utility UPS E-30 from E-115
SRAO Station 7 - Instr UPS E-117
Where are CDS Work Stations located?
5 on reactor control console
1 on CRS station
1 in the process control room
What is the annunciator horn power supply?
Powered from E-1384 (fed from IP-1)
What functions do SER units fulfill?
Receive field inputs from plant equipment
Monitor inputs for a change in state
When parameters exceed alarm values processes alarm signal to the annunciator servers and to the CDS
What does SER stand for?
Sequence of Events Recorders
What are the power supplies for SER racks?
On the left side of each rack is a 15V power supply which is powered from one of two Pulizzi power controllers
Which racks are powered by SER-1?
115V supply to 15V for Racks 00 and 02
What racks are powered by SER-2?
115V supply to 15V for Racks 01 and 03
What are the LED indications for SER output cards?
LED on - card is functioning normally
LED off - card has detected an error or is offline
Describe SER printers.
2 printers:
RCR off right side of upright
RDAS room on table on North wall
Where are Cable Concentrator System Cabinets located?
TRA 608 Demin Bldg and TRA 670 ATR RDAS Room
What are the power supplies to the CCS Equipment Units 1 and 2 in TRA 608?
Unit 1 - LP-A (Commercial)
Unit 2 - LP-E (Comm/Diesel)
What are the power supplies to the CCS Equipment Units 1 and 2 in TRA 670?
Unit 1 - 670-LP-5 (Commercial)
Unit 2 - 670-LP-5 (Comm/Diesel)
Where is the 608 CCS cabinet located?
Behind the upright annunciator panel next to MCC-1 and 2
What 3 indications occur on an alarm received by the SER from the Utility Area via CCS?
- Audible alarm in RCR
- Overhead Annunciator Panel 4 window activates
- Alarm notification will be received on console CDS for Panel 4
What occurs on a failure of one of the CCS pathways?
Half the alarm box supplied by that system will turn red and not function normally
What is contained in CDS cabinet 1 for RDAS?
Pulizzi power controllers (3)
DAC and DAN Network Switches
Annunciator Servers 1-6
What is contained in CDS cabinet 2 for RDAS?
Pulizzi power controllers (2)
Time SErver
Alarm/Displays Computers
Work Station Computers 1-7
HMI Network Switches
Work Station KVM module 1-7
What are the power supplies for Pulizzi Power Controllers?
E-30 and E-106
Where is the TYP/INL DAQ Network Switch located?
RCR SER Cabinet on top of Rack 00
What is the function of the DAQ network switches?
Route data to different devices within the CDS and annunciator system.
Where are the DAS and HMI Network switches located?
CDS Cabinet 1 and 2 in the ATR RDAS Room
What is the power supply for DAC network switch 1?
PPC F09
What is the power supply for DAN Network switch 2?
PPC R02
Where are the Work Station computers located?
CDS Rack 2 in the ATR RDAS room
What are the functions of the Alarm/Display computers?
Receives, processes and communicates SER alarm information to the rest of the console display system
Maintains system configuration
What is the purpose of the I/O Configuration Work Station?
Used by RICTs to work on and troubleshoot any part of the CDS
What is the power supply for the RDAS DAN?
Instrument UPS through E-106
What is the power supply for the RDAS DAC?
Utility UPS through E-30
What does CDS red flashing display mean?
SER Alarm or Window Message pending
What does CDS red solid display mean?
Plant parameter in alarm state or incomplete procedure panel path
What does CDS yellow display mean?
Plant parameter in caution state
What does CdS green display mean?
Plant parameter normal state
What does CDS cyan display mean?
Display title and division lines
What does CDS dark blue display mean?
background color
What does CDS brown display mean?
Inactive state or failed conditioned for indicated position
What color are satisfied permissives in CDS?
Outlined green or solid green
What is the color value equivalence for power split display?
Green - <101% abs, Yellow - 101-<103% abs, Red - >103% abs
Describe how water power calculator is assigned.
Either WPC 1 or 2 can be assigned as main or alt.
What does red indicate on Confinement Door position and seal status?
Red indicates a door is not shut
What indicates an off-normal damper position on RMSS Damper Position Display?
Red indicates off-normal.
What is the TSR consequence of a loss of both DAC and DAN?
Loss of LPCIS. Entry into TSR 186 3.6.1 condition c:
1. Position neck shim to nearest limit switch and cease further neck shim movement
2. OSCCs movement restricted to maintaining indication on the NL instruments consistent with the values at the time of RDAS failure
3. 48-hours to restore LPCIS or shutdown
What is the TSR consequence of a loss of annunciator system?
Loss of canal level annunciator operability. 3.5.6 condition A:
1. Canal cask handling in progress - immediate and continuous local canal level monitoring if canal cask handling is in progress.
2. No canal cask handling in progress - canal level check within 15 minutes of the annunciator system loss and then continuing level verification checks every hour.
