Specification
| Monitor configuration | Gamma channel: 1 x BDRM-05 Neutron channel: 2 x BDKN-05 |
| Total number of monitors in the system | Up to 8 |
| Time of continuous operation | ~20 h |
| Monitors power supply | Built-in rechargeable battery pack |
| Protection class | IР55 |
| Dimensions and weight of monitor attached to frame (in operating position) | 2090x1025x955 mm, 78 kg |
| Gamma radiation detection units | BDRM-05 |
| Scintillation detector | Plastic, 1000х100х50 mm |
| Energy range | 50 keV – 3 MeV |
| Typical sensitivity to source radiation, cps/(µSv·h-1) | 60000 [241Am]
32000 [137Cs] 17000 [60Co] |
| Neutron radiation detection units | BDKN-05 |
| Detector | Two He-3 proportional counters in polyethylene moderator |
| Energy range | 0.025 eV – 14 MeV |
| Typical sensitivity to source radiation at the distance of 1 m, cps/(neutron·s-1·cm-2) | 20 [252Cf] |
| Detection threshold for unshielded source under natural radiation background conditions not more than 0.1 µSv/h (Probability of source detection 80% under confidence level Р=0.95) |
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| Road vehicles. Travel speed 8 km/h | ||||
| Monitors configuration (location and number) | Gamma channel | Neutron channel | ||
| Detection | Categorization | |||
| Control zone
width – 3 m, height – 2 m |
 |
940 kBq [241Am]
130 kBq [137Cs] 70 kBq [60Co] |
1100 kBq [241Am]
310 kBq [137Cs] 330 kBq [60Co] |
2.1∙104 neutron/s [252Cf] |
 |
690 kBq [241Am]
100 kBq [137Cs] 50 kBq [60Co] |
800 kBq [241Am]
240 kBq [137Cs] 250 kBq [60Co] |
1.2∙104 neutron/s [252Cf] | |
| Control zone
width – 6 m, height – 4.5 m |
 |
2140 kBq [241Am]
290 kBq [137Cs] 150 kBq [60Co] |
2500 kBq [241Am]
690 kBq [137Cs] 710 kBq [60Co] |
2.2∙104 neutron/s [252Cf] |
 |
1570 kBq [241Am]
210 kBq [137Cs] 110 kBq [60Co] |
1900 kBq [241Am]
500 kBq [137Cs] 520 kBq [60Co] |
1.4∙104 neutron/s [252Cf] | |
