Atomtex АТ1320C Gamma Activity Monitor (γ, 50 keV – 3 MeV)

Detector: Scintillator NaI(Tl) ø63x63 mm

Energy range: 50 keV – 3 MeV

Measurement range of volume (specific) activity:

131I: 3 – 4•10^5 Bq/l (Bq/kg)

134Cs: 3 – 1•10^5 Bq/l (Bq/kg)

137Cs: 3.7 – 1•10^5 Bq/l (Bq/kg)

40K: 50 – 2•10^4 Bq/l (Bq/kg)

226Ra: 10 – 1•10^4 Bq/l (Bq/kg)

232Th: 10 – 1•10^4 Bq/l (Bq/kg)

Measurement geometry - Marinelli beaker 0.5l (measurements are done in 1l Marinelli beaker with a sample of 0.5l volume):

134Cs: 5 – 1•10^5 Bq/l (Bq/kg)

137Cs: 5 – 1•10^5 Bq/l (Bq/kg)

40K: 70 – 2•10^4 Bq/l (Bq/kg)

Measurement geometry - Flat-type container 0.5l

131I: 20 – 4•10^5 Bq/l (Bq/kg)

134Cs: 20 – 1•10^5 Bq/l (Bq/kg)

137Cs: 20 – 1•10^5 Bq/l (Bq/kg)

40K: 200 – 2•10^4 Bq/l (Bq/kg)

Measurement geometry - "Denta" container 0.1l

131I: 50 – 4•10^5 Bq/l (Bq/kg)

134Cs: 50 – 1•10^5 Bq/l (Bq/kg)

137Cs: 50 – 1•10^5 Bq/l (Bq/kg)

40K: 500 – 2•10^4 Bq/l (Bq/kg)

Limit of intrinsic relative error of volume (specific) activity measurement: ±20%

Measured sample density range: 0.1 – 3 g/cm 3

Number of ADC channels: 512

Intrinsic background for 137Cs window :<2 cps

Typical resolution at 662 keV ( Cs): 8.5%

Minimum measured activity for 1-hour measurement with statistical error ±50% (P=0.95):

Measurement geometry - Marinelli beaker, 1l:

131I: 4 Bq/l (Bq/kg)

134Cs: 4 Bq/l (Bq/kg)

137Cs: 5.7 Bq/l (Bq/kg)

40K: 78 Bq/l (Bq/kg)

226Ra: 12 Bq/l (Bq/kg)

232Th: 10.4 Bq/l (Bq/kg)

Measurement geometry - Marinelli beaker 0.5l:

134Cs: 8 Bq/l (Bq/kg)

137Cs: 8 Bq/l (Bq/kg)

40K: 110 Bq/l (Bq/kg)

Measurement geometry - Flat-type container, 0.5l:

131I: 20 Bq/l (Bq/kg)

134Cs: 20 Bq/l (Bq/kg)

137Cs: 20 Bq/l (Bq/kg)

40K: 260 Bq/l (Bq/kg)

Measurement geometry - "Denta" container, 0.1l:

131I: 50 Bq/l (Bq/kg)

134Cs: 50 Bq/l (Bq/kg)

137Cs: 52 Bq/l (Bq/kg)

40K: 690 Bq/l (Bq/kg)

Operation mode setup time: 10 min

Continuous run time: ≥24 h

Working temperature range: 0°С to +40°С

Relative humidity with air temperature ≤30 С without condensation: ≤75%

Overall dimensions, weight (without PC):

Detection unit: ø97х350 mm, 2 kg

Protection unit: ø600х700 mm, 125 kg

USB-DU adapter: 95x51x33 mm, 0.07 kg

Datasheet