DRMS

Question 1

What is the purpose of DRMS?

Answer 1

Detect, indicate, and record radiation and airborne radioactivity levels.

Question 2

What are the DRMS components?

Answer 2

G64 RAM
EcoGamma RAM
iCAM (alpha/beta)
PING iCAM (alpha/beta, Iodine, NG)
Horizon System
Control System Infrastructure Cabinets (CSI)

Question 3

How many G64 RAMS in ATR?

Answer 3

35

Question 4

How many EcoGamma in ATR?

Answer 4

16

Question 5

How many mobile iCAMs in ATR?

Answer 5

18

Question 6

How many iCAM_PING skids in ATR?

Answer 6

6

Question 7

What is different about CAM4?

Answer 7

Mobile and fixed

Question 8

Do EcoGammas have local display or alarms?

Answer 8

No. They supplement the G64s in locations because they have a higher detection range.

Question 9

What components in DRMS are powered by Diesel/Comm?

Answer 9

iCAMs 1-6, 12, 15-17, 19, 20, and 22
G64 RAMS 1, 3-6, 9-12, 14-23, 28, 29,34, 38-40, and 44

Question 10

What components in DRMS are powered by Instrument UPS?

Answer 10

iCAMs 7-11, 13, 14,18, 21, and 25
RCUs in RCO
G64 RAMs 2, 7, 8, 13, 24-27, 35

Question 11

What components in DRMS are powered by Dual Power Sources?

Answer 11

CSI Racks
Evac System A and B

Question 12

What EcoGamma RAMs feed Evac System A?

Answer 12

5, 6, 23, 34

Question 13

What EcoGamma RAMs feed Evac System B?

Answer 13

2, 13, 24, 35

Question 14

What is the function of the Horizon Console?

Answer 14

These are remote monitoring terminals. They monitor devices and provide limited control.

Question 15

What are the two subsystems of the Horizon System?

Answer 15

Horizon OPC (manages comms) and Horizon SCADA (Operator Interface)

Question 16

Where are CSI servers located?

Answer 16

Severs in RDAS. Two cabinets with 3 systems/servers and a back up in Simulator

Question 17

How many CSI Cabinets are in the plant?

Answer 17

There are 7 total, 2 in RDAS, 1 in laydown, and 2 each in first and second basements.

Question 18

Where are the remote monitoring terminals located?

Answer 18

RCR and ECC

Question 19

Describe the channels for Canberra iCAM.

Answer 19

Particulate - Silon semiconductor detector for a/b with optional second detector for gamma compensation
Iodine - Sodium Iodide detector
Noble Gas - Plastic Scintillation Beta Detector
Flow Path - P-I-NG, Pressure Transducer, Pump

Question 20

Draw a CAM PING lineup.

Answer 20

Question 21

Describe the detector in EcoGamma.

Answer 21

Dual halogen quenched GM detector (1uR/hr to 1000 R/hr)

Question 22

Describe G64 Area Gamma Monitor.

Answer 22

Solid State. 10 uREM/hr to 10 REM/hr

Question 23

Describe the G64 and EcoGamma RAM light indications.

Answer 23

Solid Green = Operational
Blinking Green 50% = Initializing
Blinking Green 10% = Internal Fault
Solid Red = High Dose Rate Alarm
Blinking Red = Alert Dose Rate Alarm
No LED = No Power

Question 24

Describe the head arrangement for G64 area monitor.

Answer 24

Detector head can be at the unit or remote up to 100 meters away

Question 25

How long does the battery backup on G64 units last?

Answer 25

30 minutes