AT1320, AT1320A, AT1320B, AT1320C Gamma Activity Monitors

Measurement of volume activity and specific activity of gamma emitting radionuclides in water, foodstuff, agricultural raw materials and fodder, industrial raw materials, forestry products, building materials, soil and other objects of environment.

Smart spectrometric detection unit
AT1320B: Radiation control of mushrooms and berries in 10-litre shipping box in 20 seconds
AT1320C: Preliminary analysis of sample radionuclide composition in the process of measurement. Calculation of sample radionuclide activity on the basis of identification results.
Methodological support of measurements

Applications

Atomic Energy

Industry

Health Care

Homeland Security

Environmental Radiation Monitoring

	Controlled radionuclides	Control and indication	Measurement vessels
АТ1320	¹³⁷Сs, ⁴⁰К, ²²⁶Ra, ²³²Th	Processing unit or Personal computer	1, 0.5 and 0.1 litre
АТ1320А	¹³⁷Сs, ⁴⁰К		1, 0.5 and 0.1 litre
AT1320B	¹³⁷Сs, ⁴⁰К		1, 0.5, 0.1 and 10 litre (w/o protection unit lid)
AT1320C	¹³¹I, ¹³⁴Cs, ¹³⁷Cs, ⁴⁰K,²²⁶Ra, ²³²Th	Personal computer	1, 0.5 and 0.1 litre

Detector	Scintillator NaI(Tl) ø63x63 mm
Energy range	50 keV – 3 MeV
Measurement range of volume (specific) activity: ¹³¹I ¹³⁴Cs ¹³⁷Cs ⁴⁰K ²²⁶Ra ²³²Th	3 – 1·10⁶ Bq/l (Bq/kg) 3 – 1·10⁶ Bq/l (Bq/kg) 3.7 – 1·10⁶ Bq/l (Bq/kg) 50 – 2·10⁴ Bq/l (Bq/kg) 10 – 1·10⁴ Bq/l (Bq/kg) 10 – 1·10⁴ Bq/l (Bq/kg)
Limit of activity measurement intrinsic relative error	±20%
Density range of controlled sample	0.1 – 3 g/cm³
Typical energy resolution at 662 keV (¹³⁷Cs)	8.5%
Number of ADC channels	512 1024 (АТ1320С)
Overall dimensions, weight Detection unit Processing unit Protection unit	ø97х350 mm, 2 kg 200х106х35 mm, 0.62 kg ø600х700 mm, 125 kg
Measurement geometry Marinelli beaker Flat vessel Plastic box, 380х280х100 mm	1 l and 0.5 l 0.5 and 0.1 l 10 l

Design and specifications are subject to change.

For details see our datasheet.

Specifications

Scintillation detector:
NaI(Tl) ø63х63 mm

Energy range:
50 keV – 3 MeV

Controlled radionuclides:
¹³⁷Сs, ⁴⁰К, ²²⁶Ra, ²³²Th (AT1320)
¹³⁷Сs, ⁴⁰К (AT1320A)
¹³⁷Сs, ⁴⁰К (AT1320B)
¹³¹I, ¹³⁴Cs, ¹³⁷Cs, ⁴⁰K,²²⁶Ra, ²³²Th (AT1320C)

Measurement range of volume (specific) activity:
3 – 1·10⁶ Bq/l (Bq/kg) [¹³¹I]
3 – 1·10⁶ Bq/l (Bq/kg) [¹³⁴Cs]
3.7 – 1·10⁶ Bq/l (Bq/kg) [¹³⁷Cs]
50 – 2·10⁴ Bq/l (Bq/kg) [⁴⁰K]
10 – 1·10⁴ Bq/l (Bq/kg) [²²⁶Ra]
10 – 1·10⁴ Bq/l (Bq/kg) [²³²Th]

Limit of activity intrinsic relative measurement error:
±20%

Density range of controlled samples:
0.1 – 3 g/cm³

Typical energy resolution at 662 keV (¹³⁷Cs):
8.5%

Number of ADC channels:
512 (AT1320,А,В)
1024 (AT1320C)

Overall dimensions / weight:
- Detection unit:
ø97x350 mm, 2 kg
- Processing unit:
200x106x35 mm, 0.62 kg
- Protection unit:
ø600x700 mm, 125 kg

Measurement geometry:
Marinelli beaker, 1 l and 0.5 l
0.5 l and 0.1 l flat vessels
Plastic box 10 l Size 380х280х100 mm (AT1320B)

Design and specifications are subject to change.

For details see our datasheet.

Datasheet (AT1320,A,B)

Datasheet (AT1320С)

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