Atomtex AТ1120МЕ Spectrometer (γ, 0.04 – 150 µSv/h, 1 µSv/h – 100 mSv/h)

Detection Unit (DU): BDKG-05S

Processing Unit (PU5): РU5 is a hand-held PC (HPC) with integrated detection module

Detector: Scintillation SrI2(Eu) Ø38x38 mm (DU), Geiger-Muller counter tube (PU5)

Energy range:

20 keV – 3 MeV (DU)

60 keV – 3 MeV (PU5)

Detectable activity of 137Cs source, located at the distance of 20 cm in a time not longer than 2 s: (40±4) kBq (DU)

Typical resolution at 662 keV (137Cs): 3.2% (DU)

Measurement range of ambient dose equivalent rate: 0.04 – 150 µSv/h (DU): 1 µSv/h – 100 mSv/h (PU5)

Limits of tolerable intrinsic relative error: ±20% (DU, PU5)

Typical sensitivity to 137Cs gamma radiation: 850 cps/(µSv·h^-1) (DU)

Energy dependence relative to 662 keV (137Cs)

±20% (40 keV to 3 MeV) (DU)

-25% to +35% (60 keV to 3 MeV) (PU5)

Response time for dose rate change from 0.1 to 1 µSv/h: ≤2 s (DU)

Protection class: IР67

Overall dimensions, weight (assembled with handle)

320х180х160 mm, 1.85 kg

- Quick search and detection of gamma radiation sources with radionuclide identification

- Measurement of gamma radiation ambient dose equivalent rate

• SrI2(Eu) scintillator with high energy resolution: 3.2% for 662 keV (137Cs)

• Reliable identification of complex radionuclide mixtures

• Short measurement cycle (1/3 s) provided by the search algorithm, enables highly confident estimation of rapidly changing radiation field dynamics and highly precise localization of radioactive sources

• IP67 dust proof and water resistant

• Continuously recorded scanning data with GPS georeferencing

• Voice messaging option for identification results is available

• Expert "GARM" software for further data processing and analysis