Two-crystal scintillation spectrometer with protection on anticoincidence to measure simultaneously and selectively specific 137Cs, 90Sr and 40K radioactivity in environmental targets, evaluate specific effective activity of natural radionuclides in building materials and perform metal radiation monitoring
Features
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| - Identification of 137Cs, 90Sr, 40K, 226Ra, 232Th and other isotopes | | | - 1024-channel MCA | | | - Continuous automatic LED stabilization while measuring | | | - Calibration from a radioisotope reference source | | | - PC spectra processing be the maximum likelihood method | | | - Automatic account of sample spectra acquisition on PC display in real time | | | - Simultaneous spectra acquisition and processing | | | - Multitask PC operation | | | - Library of gamma radiation radionuclides | |
Application
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![]() Spectrometeric and radiometric monitoring of gamma and beta radiation radionuclides in water, food, agricultural, industrial and building materials, metal products, timber and environmental targets (soil, vegetation etc.)
Specification
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| Detectors | | | scintillation NaI (Tl) | ø 6363 mm | | plastic scintillator | ø 12810 mm | | Energy range | | | gamma radiation | 50-3000 keV | | beta radiation | 150-3500 keV | | Integral non-linearity | < 1 % | | Relative energy resolution for gamma line of 662 keV | < 9,5 % | | Maximum input statistical load | 104 s-1 | | Continuous operation time | not less than 24 h | | Calibration instability for continuous operation | < 2 % | | Instrument data instability for continuous operation | < 5 % | | Operation mode setup time | < 30 min | | Number of channels | | | gamma spectra | 1024 | | beta spectra | 1024 | | Volume (specific) activity measuring range for natural samples | | | 137Cs | 2 - 106 Bq/l (Bq/kg) | | 40k | 20 - 2·104 Bq/l (Bq/kg) | | 90Sr | 20 - 106 Bq/l (Bq/kg) | | 226Ra | 3 - 104 Bq/l (Bq/kg) | | 232Th | 3 - 104 Bq/l (Bq/kg) | | Intrinsic measurement errror at =0.95 | ± 20 % | | Lower measuring range limit of 90Sr of concentrated samples (on natural sample basis) | | | drinking water | 0.2 Bq/l | | milk, children's food | 1.5 Bq/l | | potatoes, bread, grain, | | | agricultural materials | 2.0 Bq/l | | Power requirements - AC mains | | | voltage | 220 V | | frequency | 50 Hz | | Required power | not more than 100 VA | | Operating temperature range | +10 - +35 ° | | Radio disturbance | | | CEI/IEC CISPR 22:1997 | | | Electromagnetic compatibility | | | CEI/IEC 61000-4-2:1995 | | | IEC 61000-4-4:1995 | | | IEC 61000-4-11:1995 | | | Weight | | | gamma radiation smart probe | 3 kg | | beta radiation smart probe | 3 kg | | processing unit | 0.6 kg | | protection unit | 130 kg | | Dimensions | | | gamma radiation smart probe | ø 98378 mm | | beta radiation smart probe | ø 138325 mm | | processing unit | 19312359 mm | | protection unit | ø 600950 mm | | Measuring vessels for natural samples | | | | Marinelly | 1 l | | flat | 0.5 and 0.1 l | | Measuring vessels for concentrated samples | | | flat | 0.2 and 0.03 l |
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Complete set: spectrometric gamma and beta radiation smart probes, protection unit, processing units, AC adapter, PC, applied software, reference 137Cs gamma radiation source 9 kBq, sample compactor, measuring vessels, Manual, User's guide and measuring techniques. The gamma beta radiation spectrometer AT1315 has pattern approval certificates of Republic of Belarus, Russian Federation and Kazakhstan. It complies with IEC 61563 and IEC 61562 International standard requirements. It also conforms with the 89/336/EEC Directive complying with EN 61326 standard requirements and the 73/23/EEC Directive complying with EN 61010-1 and EN 50371 standard requirements.
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