Digital Personal Dosimeter PDM-222
Digital Personal Dosimeter For Radiation Detection.
Brand: HITACHI JAPAN

Electronic Personal Dosimeter
Model: PDM-222
PDM-222 can use to be put in the coat pocket to measure the X and Gamma ray with high sensitivity. It has a LCD to display the measurement,and can be operated with the buttons on the dosimeter.
Caution:no sensitive for X-ray which’s tube voltage under 100kVp.
Advantage
■ Small,Light weight,Designed wearing in the coat pocket.
■ Audio alarm.
■ 1μSv〜10Sv dose range.
■Dose rate measurement available.
■ Data hold on function.
Specification
- Measurement of X-ray and Gama-rays.
- Energy Above 40 Kev
- Detector Type: Si semiconductor
- Range – Dose : 1μSv〜10Sv
Rate : 1μSv/h〜1Sv/h
- Error – Dose : ≤±10% (10μSv〜10Sv(137Cs,calibrated with phantom))
Rate : ≤±20% (10μSv/h〜1Sv/h(137Cs,calibrated with phantom))
- Linear of rate – ≤±20% (10μSv/h〜100mSv/h) ≤±30% (100mSv/h〜1Sv/h)
- Energy Response – ≤±30%以内 (50keV〜1.5MeV(137Cs,calibrated with phantom))
- Alarm – Pre-alarm and Alarm of Dose,Pre-alarm and Alarm of Dose Rate,time alarm
- Alarm Audio – about 70dB(at 30cm distance)
- Protection – IP54
- Display – 4-number display unit、battery capacity (LCD with backlight)
- On – Of – Button×2:On/Off button、Setting Button
- EMC – 0.15MHz〜200MHz : 150V/m, 200MHz〜1000MHz : 100V/m(IEC 61326-1 : 2006)
- Power – Button cell × 1个 CR2450B(IEC 60086-2)
- Battery Life – >700 hours continuous use(temp:20℃)
- Environmental – Temp : -10℃〜+50℃, Humidity : <90%RH
- Weight – about 31(W)×13(D)×140(H) mm (without the back clip)
- Size – about 55g
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