Geiger Counter Nuclear Radiation Detector Beta Gamma X-ray Tester Portable S52121
Nuclear Radiation Detector technical indicators: 1. Detection rays: gamma, X and hard beta rays 2. Detector: Energy Compensation GM Tube (Geiger Counter Tube) 3. Measuring range a. Dose equivalent rate: 0.01~1000μSv/h (up to 10mSv/h) b. Accumulated dose equivalent: 0.01μSv~500.0mSv 4. Energy range: 50keV~1.5MeV≤±30% (for 137Cs one) 5. Relative inherent error: ≤±15% (137CS 1mSv/h) 6. Sensitivity: 80CPM/μSv/h (for Co-60) 7. Alarm threshold: a. Dose rate: optional at 0.5, 1.0, 2.0., 2.5, 5.0, 10.0, 50.0, 100.0μSv/h b. Accumulated dose: 0.05, 0.5, 1.0, 2.0, 5.010.0 , 20.0, 50.0, 100.0 sSv optional 8. Dose rate unit: μSv/h 9. Measurement display: the dose rate is displayed every second, and the protection alarm is correspondingly less than 5 seconds 10. Use environment: temperature -10℃~ +45℃ Relative humidity: ≤95% (+45℃) 11. Power supply: AA battery or rechargeable battery