Atomtex AT2140 Dosimeters (0.01 µSv/h – 10 mSv/h)

Indication range of ambient gamma radiation dose equivalent rate: 0.01 µSv/h – 10 mSv/h

Measurement range of gamma radiation ambient dose equivalent rate: 0.1 µSv/h – 10 mSv/h

Indication range of gamma radiation ambient dose equivalent: 0.01 µSv – 9.99 Sv

Measurement range of ambient gamma radiation dose equivalent: 0.1 µSv – 1.99 Sv

Limits of tolerable intrinsic relative error: ±15%

Calibration error: ±5% max

Typical sensitivity to Cs gamma radiation: 1.8 cps/(µSv·h^-1 )

Energy range: 50 keV – 3 MeV

Energy dependence relative to 662 keV (Cs): ±30%

Anisotropy in angular spacing ±60°

For 137Cs и Со: ±25%

For 241 Am: ±60%

Response time for dose rate change from 1 to 10 µSv/h: ≤10 s

Burn-up life: ≥100 Sv

Radiation overloading: The dosimeter withstands a 100-fold exceedance of the upper limit of dose rate measurement range with indication of readings not lower than the upper limit value

Power supply options: 2 x AA-size batteries or 2 x AA-size rechargeable cells with nominal voltage 1.2V

Total operation time with one battery pack in natural radiation background: ≥5000 h

PC interface: -

Drop protection: -

Protection class: IР40

Operation temperature range: -20°С to +50°С

Relative humidity with air temperature ≤35°C without condensation: ≤95 %

Overall dimensions, weight (w/o batteries): 111x70x28 mm, 110 g

Datasheet