Atomtex AT6101DR Spectrometer (γ, 0.03 – 130 µSv/h)

Gamma radiation detector: Scintillator NaI(Tl) Ø63x63 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 by in situ method: 50 – 10^6 Bq/kg

- Specific effective activity of 40K, 226Ra and 232Th: 100 – 10^4 Bq/kg

Measurement ranges (4π geometry):

- Specific activity of 134Cs and 137Cs: 50 – 10^6 Bq/kg

- Specific activity of 131I: 30 – 10^6 Bq/kg

- Specific effective activity of 40K, 226Ra and 232Th: 50 – 10^4 Bq/kg

Limit of intrinsic relative error of activity measurement: ±20%

Typical resolution at 662 keV (137Cs): 8%

Typical sensitivity to gamma radiation:

241Am: 11600cps/(µSv·h^-1 )

137Cs: 2200cps/(µSv·h^-1 )

60Co: 1200cps/(µSv·h ^-1 )

Measurement range of ambient dose equivalent rate: 0.03 – 130 µSv/h

Typical sensitivity to 137Cs gamma radiation: 2200 cps/(µSv·h^-1)

Protection class: IР67

Operating temperature range: -20°C to+50°C

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

Overall dimensions, weight: Ø130x500 mm, 4.5 kg

Datasheet