Hitachi PDM-222C-SH电子个人剂量计（伽马和X射线）

Manufacture: Hitachi
Model: PDM-222C-HS
Warranty: 12 month

Radiation detected: Gamma and X-ray
Energy threshold: 40keV
Detector: Silicon semiconductor
Measurement range:
+Dose : 1μSv to 10Sv (0.1mrem to 1,000rem),
+ Dose rate : 1μSv/h to 1Sv/h (0.1mrem/h to 100rem/h)
Accuracy: Within ±10% from 10μSv to 10Sv (from 1mrem to 1,000rem) Calibrated by 137Cs using a slab phantom
Power: One lithium battery CR2450
Battery life: Approx. 700 hours of continuous use (at room temperature of 20 degrees C)
Environmental requirements in operation
+ Temperature : -10 to +50 degrees C,
+ Humidity : 90%RH or less (Non-condensing)
Dimensions: Approx. (W) 30 x (D) 11 x(H) 108 mm (excluding the clip)
Weight: Approx. 40 g