| Gamma sensitivity for 137 Cs, not less than |
cps/(µSv/h) |
180 |
| Neutron sensitivity for:- thermal neutrons, not less than- fast neutrons, not less than |
(pulse×cm2)/neutron |
1.2
0.12 |
| Indication range of photon-ionizingradiation DER |
µSv/h |
0.01 … 100 |
| Main relative permissible error limit of photon-ionizing radiation DER measurement in the range from 0.1 to 100 µSv/h with confidence probability of 0.95 (137Cs) |
% |
±(15+2/H*(10)), where H*(10) is a numeric value of measured DER equivalent to µSv/h |
| Energy range of detected photon-ionizing radiation |
MeV |
0.033 … 3.000 |
| Energy dependence of the dosimeter readings during photon-ionizing radiation DER measurement in the energy range of 0.05 – 3.00 MeV in relation to 0.662 MeV energy (137Cs) |
% |
±25 |
| Energy range of detected neutron radiation |
MeV |
from thermal to 14.00 |
| Setup time of operating mode of the dosimeter, not more than |
min |
1 |
| Calibration time relative to gamma background |
s |
2 … 60 |
| Response time for photon-ionizing radiation DER variation greater than 10 times |
s |
0.25 |
| Operating supply voltage of the control panel of the dosimeter from AA nickel metal hydride storage battery |
V |
1.2 |
| Operating supply voltage of the wrist warning device from battery of two AAA nickel metal hydride storage batteries |
V |
2.4 |
| Time of continuous operation of the control panel of the dosimeter with fully charged storage battery of 2700 mAh under conditions of normal background radiation : |
|
|
| – with the connected split warning device and no display backlight, not less than |
h |
400 |
| – with the connected wrist warning device and no display backlight, not less than |
h |
110 |
| Operating temperature range |
°С |
-20…+50 |
| Dimensions of the control panel of the dosimeter, not more than |
mm |
110х36х83 |
| Weight of the control panel, not more than |
kg |
0.4 |
| Dimensions of the wrist warning device, not more than |
mm |
65х54х23 |
| Weight of the wrist warning device, not more than |
kg |
0.1 |
| Dimensions of the split warning device, not more than |
mm |
30х68х19 |
| Weight of the split warning device with the cable, not more than |
kg |
0.07 |