AT6101DR Spectrometer

– Measurement of 134Cs and 137Cs surface contamination and specific activity in soils
– Measurement of 137Cs, 134Cs and 131I specific activity in water, agricultural and forestry products, and liquid radioactive wastes
– Determination of 40K, 226Ra and 232Th natural radionuclides content
– TENORM radionuclides identification: 134Cs, 137Cs, 131I, 40K, 226Ra, 232Th
– Measurement of gamma radiation ambient dose equivalent rate

  • No-sampling in-situ activity measurements with GPS-georeferencing
  • Sealed IP67 container for field measurements and harsh environments
  • Automatic determination of soil layer thickness contaminated by 137Cs and 134Cs radionuclides
  • “GARM” software for further radiological data processing, expert analysis, and mapping

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AT6101DR Spectrometer
Scintillation detector NaI(Tl) Ø63×63 mm
Energy range 50 keV – 3 MeV
Measurement ranges
(2π geometry)
Surface activity of 134Cs and 137Cs 4 – 3700 kBq/m2 (0.1 – 100 Ci/km2)
Specific activity of 134Cs and 137Cs (in situ) 50 – 106 Bq/kg
Specific effective activity of 40K, 226Ra, 232Th 100 – 104 Bq/kg
Measurement ranges
(4π geometry)
Specific activity of 134Cs and 137Cs 50 – 106 Bq/kg
Specific activity of 131I 30 – 106 Bq/kg
Specific effective activity of 40K, 226Ra, 232Th 50 – 104 Bq/kg
Typical resolution at 662 keV (137Cs) 8%
Measurement range of ambient dose equivalent rate 0.03 – 130 µSv/h
Limits of tolerable intrinsic relative error of activity and dose rate measurement ±20%
Typical sensitivity to 137Cs gamma radiation 2200 cps/(µSv·h-1)
Protection class IP67
Overall dimensions, weight Ø130×500 mm, 4.5 kg

Design and specifications are subject to change without notice.
For details please refer to the datasheet.


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