Specification
AT6102, AT6102A, AT6102B | |
Gamma radiation detectors | AT6102, AT6102A: NaI(Tl) scintillator, Ø40×40 mm; Geiger-Mueller counter tube AT6102B: NaI(Tl) scintillator, Ø40×80 mm; Geiger-Mueller counter tube |
Neutron radiation detector | AT6102: Two 3He-proportional neutron counters |
Energy range | 20 keV – 3 MeV (Gamma radiation) 0.025 eV – 14 MeV (Neutron radiation) (AT6102) |
Detectable activity of 137Cs source, located at the distance of 20 cm in a time not longer than 2 s | (50±10) kBq |
Detectable activity of 252Cf source, located at the distance of 20 cm in a time not longer than 5 s | 1.8·104 neutron/s (Probability of detection is 0.9) |
Typical resolution at 662 keV (137Cs) | 7.5% (AT6102, AT6102A) 8% (AT6102B) |
Measurement range of ambient dose equivalent rate | 30 nSv/h – 100 mSv/h |
Limits of tolerable intrinsic relative error |
±20% |
Typical sensitivity to 137Cs gamma radiation | 850 cps/(µSv·h-1) (AT6102, AT6102A) 1700 cps/(µSv·h-1) (AT6102B) |
Protection class | IP65 |
Overall dimensions, weight | 230x115x212 mm, 2.5 kg (AT6102) 230x115x177 mm, 1.9 kg (AT6102A) 230x115x177 mm, 2.15 kg (AT6102B) |