Last Updated: 04/23/2025 1:41 AM
The following table lists all the components that make up the document.
Operational testing of Rapiscan radiation portal monitor (RPM)
Coordinate site access with system operators
1402 - 7927 - Establish Initial Conditions; Remark:
7927 - Establish Initial Conditions
Establish Initial Conditions
7977 - 7592 - Inform system operators; Remark:7976
7592 - Inform system operators
Inform system operators
7976 - Operators should expect to receive fault and alarm indications during perform...
Operators should expect to receive fault and alarm indications during performance of this procedure.
7983 - 7981 - Inspect for any physical damage or rodent/insect infestation; Remark:
7982 - Note : Document each step and verification on attached checklist
Document each step and verification on attached checklist
7981 - Inspect for any physical damage or rodent/insect infestation
Inspect for any physical damage or rodent/insect infestation
7984 - 7980 - Close lane and set up barriers or establish a safety watch; Remark:7595
7678 - Warning : Traffic should temporarily be rerouted or halted during conduction of this pr...
Traffic should temporarily be rerouted or halted during conduction of this procedure to ensure maintenance provider safety and prevent unscreened conveyances from passing.
7980 - Close lane and set up barriers or establish a safety watch
Close lane and set up barriers or establish a safety watch
7595 - Use orange safety (traffic control) cones or equivalent per site-specific saf...
Use orange safety (traffic control) cones or equivalent per site-specific safety practices.
7280 - 7250 - Power on RPM; Remark:7251
7250 - Power on RPM
Power on RPM
7251 - Move LD-260 switch to ON position. The LED PWR ON
Move LD-260 switch to ON position. The LED PWR ON will illuminate.

7997 - 7995 - Disable RPM occupancy sensors; Remark:7994
7995 - Disable RPM occupancy sensors
Disable RPM occupancy sensors
7994 - “Relays” Parameter in SC-770 controller must be set to “ON.” Audible ...
“Relays” Parameter in SC-770 controller must be set to “ON.” Audible siren may be disabled per system operator’s directive
7993 - 7992 - Test Gamma Radiation Detection; Remark:
7992 - Test Gamma Radiation Detection
Test Gamma Radiation Detection
7989 - 7988 - Initiate and maintain occupancy by interrupting beam of occupancy sensor ...; Remark:
7988 - Initiate and maintain occupancy by interrupting beam of occupancy sensor ...
Initiate and maintain occupancy by interrupting beam of occupancy sensor
7990 - 7987 - Hold Cs-137 source, Co-57 source, or both near front of either gamma detector...; Remark:
7987 - Hold Cs-137 source, Co-57 source, or both near front of either gamma detector...
Hold Cs-137 source, Co-57 source, or both near front of either gamma detector
7991 - 7986 - Verify red strobe and audible indications function; Remark:7985
7986 - Verify red strobe and audible indications function
Verify red strobe and audible indications function
7985 - On SC-770 controller On the control pillar door
- On SC-770 controller
- On the control pillar door
- On external alarm box (if installed)
- In CAS
8006 - 8004 - Remove Cs-137 source, Co-57 source, or both from detector; Remark:
8005 - Note : Move the source at least 10m from the detectors.
Move the source at least 10m from the detectors.
8004 - Remove Cs-137 source, Co-57 source, or both from detector
Remove Cs-137 source, Co-57 source, or both from detector
8007 - 8003 - Wait at least 30 seconds for background average to stabilize; Remark:
8003 - Wait at least 30 seconds for background average to stabilize
Wait at least 30 seconds for background average to stabilize
8008 - 8002 - Initiate a gamma hi background fault by holding Cs-137 source, Co 57 source, ...; Remark:
8002 - Initiate a gamma hi background fault by holding Cs-137 source, Co 57 source, ...
Initiate a gamma hi background fault by holding Cs-137 source, Co 57 source, or both near front of either gamma detector but do not initiate an occupancy
8009 - 8001 - Verify amber fault LED indication functions; Remark:8000
8001 - Verify amber fault LED indication functions
Verify amber fault LED indication functions
8000 - On SC-770 controller On the control pillar door
- On SC-770 controller
- On the control pillar door
- On external alarm box (if installed)
- In CAS
8010 - 7998 - Remove Cs-137 source, Co-57 source, or both from detector; Remark:
7999 - Note : Move the source at least 10m from the detectors.
Move the source at least 10m from the detectors.
7998 - Remove Cs-137 source, Co-57 source, or both from detector
Remove Cs-137 source, Co-57 source, or both from detector
8015 - 8014 - Wait at least 30 seconds for background average to stabilize; Remark:
8014 - Wait at least 30 seconds for background average to stabilize
Wait at least 30 seconds for background average to stabilize
8016 - 8012 - Disconnect BNC signal cable from any gamma detector to initiate a gamma lo ba...; Remark:8011
8013 - Note : Occupancy sensors must be disabled during testing of fault indications.
Occupancy sensors must be disabled during testing of fault indications.
8012 - Disconnect BNC signal cable from any gamma detector to initiate a gamma lo ba...
Disconnect BNC signal cable from any gamma detector to initiate a gamma lo background fault
8011 - This can be done on the detector itself or at the SCA‐775 box.
This can be done on the detector itself or at the SCA‐775 box.
8030 - 8001 - Verify amber fault LED indication functions; Remark:7985
8001 - Verify amber fault LED indication functions
Verify amber fault LED indication functions
7985 - On SC-770 controller On the control pillar door
- On SC-770 controller
- On the control pillar door
- On external alarm box (if installed)
- In CAS
8031 - 8003 - Wait at least 30 seconds for background average to stabilize; Remark:
8003 - Wait at least 30 seconds for background average to stabilize
Wait at least 30 seconds for background average to stabilize
8032 - 8029 - Reconnect BNC signal cable from step 2-10; Remark:
8029 - Reconnect BNC signal cable from step 2-10
Reconnect BNC signal cable from step 2-10
8028 - 8027 - Test Neutron Radiation Detection; Remark:
8027 - Test Neutron Radiation Detection
Test Neutron Radiation Detection
8022 - 7988 - Initiate and maintain occupancy by interrupting beam of occupancy sensor ...; Remark:
8021 - Note : Because CF-252 sources also emit gamma radiation, a gamma alarm may also occu...
Because CF-252 sources also emit gamma radiation, a gamma alarm may also occur during this step. If this is unacceptable, either shield the gamma radiation emitted from the source with lead or hold the Cf-252 source near a neutron detector from behind the skid. The lead (Pb) shielding on the back of gamma detectors will help reduce the possibility of a gamma alarm during this step.
7988 - Initiate and maintain occupancy by interrupting beam of occupancy sensor ...
Initiate and maintain occupancy by interrupting beam of occupancy sensor
8023 - 8020 - Hold Cf-252 source near front of neutron detector; Remark:
8020 - Hold Cf-252 source near front of neutron detector
Hold Cf-252 source near front of neutron detector
8024 - 8019 - Verify blue strobe and audible indication functions; Remark:7985
8019 - Verify blue strobe and audible indication functions
Verify blue strobe and audible indication functions
7985 - On SC-770 controller On the control pillar door
- On SC-770 controller
- On the control pillar door
- On external alarm box (if installed)
- In CAS
8025 - 8018 - Remove Cf-252 source from detector; Remark:
7999 - Note : Move the source at least 10m from the detectors.
Move the source at least 10m from the detectors.
8018 - Remove Cf-252 source from detector
Remove Cf-252 source from detector
8026 - 8017 - Wait at least 2 minutes for background average to stabilize; Remark:
8017 - Wait at least 2 minutes for background average to stabilize
Wait at least 2 minutes for background average to stabilize
8035 - 8033 - Initiate a neutron hi background fault by holding Cf‐252 source near front ...; Remark:
8034 - Note : A gamma hi fault may also occur during this step. If this is unacceptable, ei...
A gamma hi fault may also occur during this step. If this is unacceptable, either shield the gamma radiation from the source, or try holding the source behind the monitor.
8033 - Initiate a neutron hi background fault by holding Cf‐252 source near front ...
Initiate a neutron hi background fault by holding Cf‐252 source near front of either neutron detector but do not initiate occupancy
8036 - 8001 - Verify amber fault LED indication functions; Remark:7985
8001 - Verify amber fault LED indication functions
Verify amber fault LED indication functions
7985 - On SC-770 controller On the control pillar door
- On SC-770 controller
- On the control pillar door
- On external alarm box (if installed)
- In CAS
8037 - 8018 - Remove Cf-252 source from detector; Remark:
7999 - Note : Move the source at least 10m from the detectors.
Move the source at least 10m from the detectors.
8018 - Remove Cf-252 source from detector
Remove Cf-252 source from detector
8044 - 8043 - Test Tamper Fault Circuitry; Remark:
8043 - Test Tamper Fault Circuitry
Test Tamper Fault Circuitry
8041 - 8040 - Disconnect the AC power supplied to the portal monitor to initiate a “Loss ...; Remark:8039
8040 - Disconnect the AC power supplied to the portal monitor to initiate a “Loss ...
Disconnect the AC power supplied to the portal monitor to initiate a “Loss of AC” tamper fault
8039 - 1.If RPM breaker in associated utility panel is marked: Open the RPMs dedicat...
1.If RPM breaker in associated utility panel is marked: Open the RPMs dedicated breaker inside its associated utility panel. 2. If RPM breaker in associated utility panel is NOT marked: Open the bottom door of the control pillar, use a magnet to defeat the tamper switch and open the AC breaker in the pillar.
8009 - 8001 - Verify amber fault LED indication functions; Remark:8000
8001 - Verify amber fault LED indication functions
Verify amber fault LED indication functions
8000 - On SC-770 controller On the control pillar door
- On SC-770 controller
- On the control pillar door
- On external alarm box (if installed)
- In CAS
8042 - 8038 - Re-energize RPM, remove magnet from door switch, close cabinet door, and allo...; Remark:
8038 - Re-energize RPM, remove magnet from door switch, close cabinet door, and allo...
Re-energize RPM, remove magnet from door switch, close cabinet door, and allow time for tamper fault to clear
8051 - 8050 - Initiate a cabinet open tamper fault; Remark:
8050 - Initiate a cabinet open tamper fault
Initiate a cabinet open tamper fault
8030 - 8001 - Verify amber fault LED indication functions; Remark:7985
8001 - Verify amber fault LED indication functions
Verify amber fault LED indication functions
7985 - On SC-770 controller On the control pillar door
- On SC-770 controller
- On the control pillar door
- On external alarm box (if installed)
- In CAS
7842 - 7820 - Inform system operators upon completion of maintenance action; Remark:
7820 - Inform system operators upon completion of maintenance action
Inform system operators upon completion of maintenance action
253 - 242 - Document and report any unresolved problems; Remark:
242 - Document and report any unresolved problems
Document and report any unresolved problems