Code: 001319
Radiation monitor Geiger - Muller & dosimeter portable
Ambient gamma and X radiation dose rate equivalent indication range * | 0.01 µSv/h...10 mSv/h |
Ambient gamma and X radiation dose rate equivalent measurement range * | 0.1 µSv/h...10 mSv/h |
Ambient gamma and X radiation dose equivalent indication range * | 1 nSv...100 mSv |
Ambient gamma and X radiation dose equivalent measurement range * | 0.1 µSv...100 mSv |
Beta particles measurement range: * |
|
- flux density | 10...1·104 particle/min·cm2 |
- surface activity | 0.5...500 Bq/cm2 |
- count rate | 0.1...1·104 cps |
Intrinsic relative error of dose rate measurement in the range from | ±20% max. |
X and gamma radiation energy range | 20 keV...3 MeV |
Spectrum maximum energy range of registered beta particles | 155 keV...3.5 MeV |
Energy dependence |
|
- when gamma radiation dose rate is measured for 137Cs | ±30% |
- when beta particles flux density is measured for 90Sr+90Y | -60%...+50% |
Sensitivity |
|
- to 137Cs gamma radiation | 2.8 cps/µSv·h-1 |
- to 90Sr+90Y beta radiation | 0.36 cps/particles·min-1·cm-2 |
Response time for dose rate measurement | ≤7s |
Radiation overloading | Radiation monitor can withstand 100-fold rise of dose rate measurement and beta particles flux density upper range limit for 5 minutes with readings not lower than maximum |
Continuous run time | ≥500 h |
Working temperature range | -20°C...+55°C |
Relative humidity with air temperature ≤35°C without condensation | ≤95% |
Drop protection | From ≤1.5 m to hard surface |
Protection class | IP57 |
Power supply | 2 x AAA-size batteries (LR 03) or 2 x AAA-seize rechargeable cells with nominal voltage 1.2 V |
Overall dimensions | 110x60x38 mm |
Weight | 0.25 kg |
On Request