AT1320, AT1320A, AT1320B, AT1320C Gamma Activity Monitors

Measurement of volume activity and specific activity of gamma emitting radionuclides in water, foodstuff, agricultural materials and fodder, industrial materials, forestry products, construction materials, soil and other environmental materials.

  • Smart spectrometric detection unit
  • AT1320B: Radiation control of mushrooms and berries directly in 10-liters shipping box takes only 20 s
  • AT1320C: Preliminary analysis of radionuclide composition during the measurement. Radionuclide specific activity calculation based on identification results
  • Ready-to-use standard measurement procedures

 

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Specification

AT1320, AT1320A, AT1320B, AT1320C
Controlled radionuclides AT1320: 137Cs, 40K, 226Ra, 232Th
AT1320A: 137Cs, 40K
AT1320B: 137Cs, 40K
AT1320C: 131I, 134Cs, 137Cs, 40K, 226Ra, 232Th
Scintillation detector NaI(Tl) Ø63×63 mm
Energy range 50 keV – 3 MeV
Measurement range of volume (specific) activity 131I:  3 – 1·106 Bq/l (Bq/kg)
134Cs:  3 – 1·106 Bq/l (Bq/kg)
137Cs:  3.7 – 1·106 Bq/l (Bq/kg)
40K:  50 – 2·104 Bq/l (Bq/kg)
226Ra:  10 – 1·104 Bq/l (Bq/kg)
232Th:  10 – 1·104 Bq/l (Bq/kg)
Limits of tolerable intrinsic relative error
 ±20%
Density range of controlled samples 0.1 – 3 g/cm3
Typical resolution at 662 keV (137Cs) 8.5%
Number of ADC channels 512 / 1024 (AT1320C)
Overall dimensions, weight Ø97×350 mm, 2 kg (Detection unit)
200x106x35 mm, 0.62 kg (Processing unit)
Ø600×700 mm, 125 kg (Protection unit)
Measurement vessels Marinelli beaker (1 and 0.5 litre)
Flat vessel (0.5 and 0.1 litre)
Plastic box 380x280x100 mm (10 litre) (1320B – w/o protection unit lid)
Control and indication AT1320, A, B: Processing unit or External PC (option)
AT1320C: External PC (option)

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

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