3. OPERATING INSTRUCTIONS page 21
Alarm Level:
The operator will be prompted for the alarm level (depending on the alarm type selected above). Enter the alarm level (above background) in the appropriate units.
The previous value will be displayed, and will only be accepted by entering it again, or a new value may be entered.
1. DPM:
Radiation alarm level in disintegrations per minute. Enter a value between 10,000 and 1,000,000,000. This is the level above background that will generate a radiation alarm when the DPM alarm type is selected.
NOTE:
This value is used only when the Alarm Type is set to DPM.
2. N*Sigma:
Radiation alarm level in N*Sigma (N*1background + background). This is the count level that will generate a radiation alarm when N*Sigma alarm type is selected.
NOTE:
This value is used only when the Alarm Type is set to N*Sigma.
3. SpAct: Radiation alarm level, above background, in pCi per gram.
Model
