Physical characteristics

• radiation detected:

gamma and X-ray from 48 keV to 1.3 MeV

• detector:

energy compensated GM tube compliant to H*(10)

• dose rate measurement range:

from 0.01 μSv/h to 100 mSv/h or from 1 μrem/h to 10 rem/h

• dose rate linearity:

± 10 % ±1 digit within the range of 0.1 μSv/h to 100 mSv/h or 10 μrem/h to 10 rem/h

• calibration accuracy:

± 5 % of the reading in 137Cs exposure, at 3 mSv/h, +20°C (68°F)

• energy response:

± 30 % over the range of 48 keV - 1.3 MeV

• angular response:

± 25 % within ± 45 % from the calibration direction at 48 keV

• dose measurement range:

from 0.01 μSv to 1 Sv or from 1 μrem to 100 rem

Functional Characteristics

• dose rate follow-up by audible signal with frequency proportional to dose rate

• visual and audible alarm: user settable for dose and dose rate over the whole measurement range

• dose measurement

• histogram capability of up to 480 dose rate values with user settable logging interval

• backlit display with six large digits

• display in either μSv/h or in mRem/h

• built-in self diagnostics

Mechanical Characteristics

• case:

rugged plastic, easy to decontaminate

• dimensions:

78 x 126 x 32 mm

• weight:

- 170 g without batteries

- 220 g with batteries

Environmental Characteristics

• temperature range :

–25 ... +55°C operational (-13... 131°F)

–40 ... +70°C strorage (-40... 158°F)

• protection level:

IP67 (temporary immersion / floating device)

Electrical Characteristics

• power supply: 2 alkaline batteries IeC LR6/AA size (recommended)

• battery life time: at least 2000 hours at normal background with alkaline cells

(more than 1 year under normal operation)

• battery alarm: two-step alarm for low battery voltage

• electromagnetic compatibility: Ce compliant

External Interfaces

• Built-in infra-red port (IrDA)

Accessories

• software for parameter setting and histogram readings

• wrist strap

• neck strap