The PR‑EPD100 is a high‑sensitivity, cost‑effective electronic personal dosimeter engineered for real‑time γ‑radiation dose rate and cumulative dose measurement. Built with a CsI crystal + SiPM detector, it delivers 100× higher sensitivity than conventional electronic dosimeters, making it ideal for precise radiation monitoring in medical, industrial, nuclear, military, and occupational safety environments.
| Item | Specification |
|---|---|
| Detector | CsI crystal + SiPM |
| Measured Radiation | γ ray |
| Dose Rate Range | 0.1 μSv/h ~ 100 mSv/h |
| Cumulative Dose Range | 0.1 μSv ~ 10 Sv |
| Sensitivity (¹³⁷Cs) | 2 cps/μSv/h |
| Intrinsic Error | <±10% |
| Energy Response | 48 keV ~ 3 MeV |
| Response Time | <1 second |
| Alarm Threshold | 0.5 μSv/h ~ 50 mSv/h (adjustable) |
| Alarm Types | Dose rate overload, low battery |
| Alarm Method | Audible + visual + LCD alarm |
| Memory | 8 MB (≈30 days storage) |
| Communication | Bluetooth |
| Power | Built in rechargeable Li ion battery |
| Operating Environment | -10℃ ~ +50℃, ≤95% RH |
| Dimensions | 61.5 mm * 33 mm * 12.5 mm |
| Weight | 50 g |