47 MN1007-C
13.5 Environmental
Table 13 - Environmental specification
Operating Temperature -20 to +50°C
Storage Temperature -20 to +50°C
Humidity 0 – 95%
Shock Drop tests according to BS EN 60079-0
Vibration EN ISO 13628-6:2006. 30g, 11ms
Ingress protection:
Scintillator probe
Geiger probe
Handset meter
IP67
IP34
IP65
13.6 Radiological performance
13.6.1 Scintillator Probe
Table 14 - Scintillator probe specification
Radiation detected
gamma, beta
Sensor technology
NaI(Tl) scintillation crystal
Units µSv/h; µR/h; cps; cpm
Dose rate
0.000 – 50µSv/h (0.0 – 5,000µR/h)
Alarms
Alarm levels configurable for full range in all units
Alarms configurable as defined numerical limit or as multiple factor of stored
background in 0.5 increments
Overload response
range displayed at 240,000 cps. Derived-units overload figure
dependent upon calibration factors.
ariation with temperature
Less than ±10% over temperature range -20 to +50°C
13.6.2 Geiger Müller Probe
Table 15 - Geiger probe specification
Radiation detected
alpha, beta, gamma
Sensor technology
Geiger Müller End Window (Pancake)
Units
cps (or cpm); Bq/cm
Alarms
Alarm levels configurable for full range in all units
Alarms configurable as defined numerical limit or as multiple factor of stored
background in 0.5 increments
Overload response
range displayed at 4000 cps. Derived-units overload figure dependent
upon calibration factors.
ariation with temperature
Less than ±10% over temperature range -20 to +50°C