AT2140, AT2140A, AT2140A/1 Dosimeters

Measurement of X-ray and gamma radiation ambient dose equivalent and ambient dose equivalent rate.

Unique combination of efficiency, response and usability
Time of continuous operation without battery replacement (2 х АА): АТ2140 – 5000 h, АТ2140А, А/1 – 10000 h
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USB port and software for dosimeter setup and viewing measurement results (AT2140/1)

Applications

Atomic Energy

Homeland Security

Environmental Radiation Monitoring

Science and Education

Measurement range of ambient dose equivalent rate	0.1 µSv/h – 10 mSv/h (АТ2140) 0.1 µSv/h – 100 mSv/h (АТ2140А, A/1)
Measurement range of ambient dose equivalent	0.1 µSv – 1.99 Sv
Limits of intrinsic relative measurement error	±15%
Energy range	50 keV – 3 MeV
Energy dependence relative to 662 keV (¹³⁷Cs)	±30% (АТ2140) ±25% (АТ2140А, A/1)
Typical sensitivity to ¹³⁷Cs gamma radiation	1.8 cps/(µSv·h^-1)
Protection class	IР40
Drop protection	≤1.0 m height (АТ2140А, A/1)
PC interface	USB (АТ2140А/1)
Overall dimensions, weight	111x70x28 mm, 110 g (w/o batteries)

Design and specifications are subject to change.

For details see our datasheet.

Specifications

Measurement ranges
- Ambient dose equivalent rate:
0.1 µSv/h – 10 mSv/h (АТ2140)
0.1 µSv/h – 100 mSv/h (АТ2140А, A/1)
- Ambient dose equivalent:
0.1 µSv – 1.99 Sv