AT1315 Gamma Beta Spectrometer
AT1315 Gamma Beta Spectrometer
- Computer processing of spectra by means of maximum likelihood method
- Automatic allowance for sample density
- Simultaneous metering and processing of spectra
- Methodological support of measurements
Detectors
Gamma channel Beta channel |
Scintillator NaI(Tl), Ø63x63 mm
Plastic scintillator, Ø128x9 mm |
Energy range
Gamma radiation Beta radiation |
50 keV – 3 MeV
150 keV – 3.5 MeV |
Measurement range of volume (specific) activity
without sample concentration (Spectrometric and
radiometric measurement modes)
137Cs 40K 232Th 226Ra 90Sr (Radiometric mode only) 131I (Spectrometric mode only) 134Cs (Spectrometric mode only) |
1 - 106 Bq/l (Bq/kg)
20 - 2·104 Bq/l (Bq/kg) 3 - 104 Bq/l (Bq/kg) 3 - 104 Bq/l (Bq/kg) 10 - 106 Bq/l (Bq/kg) 10 - 105 Bq/l (Bq/kg) 6 - 105 Bq/l (Bq/kg) |
Limit of activity measurement intrinsic relative error
|
±20%
|
Density range of controlled samples
|
0.2 – 1.6 g/cm3
|
Lower limit of 90Sr measurement range with sample
concentration in conversion to "wet" sample
- For potable water - For milk, baby food - For potatoes, corn, grain and agricultural raw materials |
0.1 Bq/l
0.8 Bq/l 1.0 Bq/kg |
Typical energy resolution at 662 keV (137Cs)
|
8%
|
Number of ADC channels
|
1024
|
Power supply
|
USB port of personal computer
|
Overall dimensions, weight
Protection unit with gamma and beta radiation detection units |
ø474х910 mm, 194 kg
|
Volume of measurement vessels
For "wet" samples For concentrated samples |
Marinelli beaker 1 l, flat vessels 0.5 and 0.1 l
Flat vessel, 0.2 and 0.03 l |
Design and specifications are subject to change.
For details see our datasheet.
Specifications
Scintillation detector: |
Energy range: |
Measurement range of volume (specific) activity without sample concentration: |
Limit of intrinsic relative error of activity measurement |
Density range of controlled samples |
Lower limit of 90Sr measurement range with sample concentration in conversion to "wet" sample: |
Typical energy resolution at 662 keV (137Cs): |
Number of ADC channels: |
Overall dimensions / weight |
Volume of measurement vessels: |