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Measurement range:
- Ambient dose equivalent rate: 0.01 µSv/h – 10 mSv/h or 1 µrem/h – 1 rem/h
- Ambient dose equivalent: 1 µSv – 100 mSv or 0.1 µrem – 10 rem
Beta particles measurement range:
- flux density 10 – 1•10^4 particle•min^-1 •cm^-2
- surface activity -2 0.5 – 500 Bq•cm - surface activity -2 0.5 – 500 Bq•cm ^-2
- count rate 0.1 – 1•10^4 cps
x & γ radiation energy range: 20 keV – 3 MeV
Spectrum maximum energy range of registered beta particles: 155 keV – 3.5 MeV
Response time for dose rate change from 1 to 10 µSv/h: ≤7s(accuracy error ≤±10%)
Typical sensitivity to 137Cs gamma radiation 2.8 cps/(µSv·h^-1 ); to 90Sr +90 Y beta radiation 0.05 cps/(particles•min^-1 •cm^-2 )
Continuous run time: ≥500 h
Working temperature range: -20°C to +55°C
Relative humidity with air temperature ≤35 С without condensation: ≤95%
Drop protection: From ≤1.5 m to hard surface
Protection class: IP57
Power supply: 2 x AAA-size batteries (LR03) or 2 x AAA-size rechargeable cells with nominal voltage 1.2 V
Overall dimensions, weight: 110x60x38 mm, 0.25 kg
