Registered radiation type |
|
PU2 |
Gamma radiation (¥ã) |
BDKN-03 |
Neutron radiation (n) |
Detector |
|
PU2 |
Geiger-Muller counter tube |
BDKN-03 |
3He proportional counter in polyethylene moderator |
Energy range |
|
PU2 (¥ã) |
60 keV ... 3 MeV |
BDKN-03 (n) |
0.025 eV ... 14 MeV |
Measurement range of ambient radiation dose rate equivalent |
|
PU2 (¥ã) |
1 ¥ìSv/h ... 10 mSv/h |
BDKN-03 (n) |
0.1 ¥ìSv/h ... 10 mSv/h |
Measurement range of ambient radiation dose equivalent |
|
PU2 (¥ã) |
1 ¥ìSv ... 1 Sv |
BDKN-03 (n) |
0.1 ¥ìSv ... 10 Sv |
Energy dependence relative to 662 keV (137Cs) [PU2 (¥ã)] |
-25%...+35%
(for energy range from 60 keV to 3 MeV) |
Sensitivity to 137Cs gamma radiation [PU2] |
1.0 cps/¥ìSv?h-1 |
Sensitivity to Pu-Be neutron radiation [BDKN-03] |
0.355 cps/¥ìSv?h-1 |
Neutron flux density measurement range [BDKN-03] |
0,1 ¡¦ 104 neutron¡¤s-1¡¤cm-2 |
Neutron fluence measurement range [BDKN-03] |
1 ¡¦ 3¡¤106 neutron¡¤cm-2 |
Sensitivity to Pu-Be neutron radiation [BDKN-03] |
1.5 cps/(neutron¡¤s-1¡¤cm-2) |
Limit of intrinsic relative measurement error |
¡¾20% |
Continuous run time |
¡Ã24 h |
Working temperature range |
-30¡Æ¬³ ... +50¡Æ¬³ |
Protection class |
I¬²64 |
Power supply |
Integrated rechargeable battery pack;
+12V external power supply unit;
220 V 50 Hz external power supply unit |
Overall dimensions, weight |
|
PU2 (¥ã) |
2008536 mm, 0.5 kg |
BDKN-03 (n) |
314220263 mm, 7.8 kg |
Relative sensitivity coefficients for standard neutron radiation sources with different energies for ambient dose equivalent rate measurement |
n-radiation source |
BDKN-03 |
Thermal,
En=0.025 eV |
0,225¡¾0,045 |
Ra-Be,
En=100 keV |
0,81¡¾0,08 |
252Cf,
En=2.13 MeV |
1,02¡¾0,10 |
Pu-Be,
En=4.16 MeV |
1,0 |
Relative sensitivity coefficients for standard neutron radiation sources with different energies for flux density measurement |
n-radiation source |
BDKN-03 |
Thermal,
En=0.025 eV |
0,0064¡¾0,0013 |
Ra-Be,
En=100 keV |
0,182¡¾0,018 |
252Cf,
En=2.13 MeV |
1,01¡¾0,10 |
Pu-Be,
En=4.16 MeV |
1,0 | |