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FJ500W-B Wrist Personal Dosimeter

FJ500W-B Wrist Personal Dosimeter

FJ500W-B Wrist Personal Dosimeter is an alarm instrument for X and γ ray, mainly used to monitor X and γ ray exposure doses received by workers in radioactive places. The dosimeter is small in size and can be worn like a watch.

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  • Detector: GM tube detector with energy compensation
  • Measurement range: accumulated dose equivalent: Hp(0.07) 0.0 μSv-9,999 mSv,Dose equivalent rate: Hp(0.07) 0.1 μSv/h-100 mSv/h (customizable according to user demands, with the maximum dose rate up to 16 Sv/h)
  • Relative intrinsic error: Better than ±15% (137Cs)
  • Energy range: 48 keV-1.3 MeV
  • Alarm function: Alarm functions are available for dose rate, cumulative dose and working time, the threshold is continuously adjustable
  • Data transmission: magnetic type charger plug, enabling the transmission of measured data to the computer by USB
  • Power consumption: The power consumption of the whole instrument at the background is less than 5 mW, with the continuous working time more than 100h
  • Waterproofing grade: IP67
  • Working temperature: -10℃~50℃,
  • Relative humidity: <95% (without condensation at 35℃)
  • Dimensions: diameter: 45 mm, thickness: 20 mm (excluding strap);
  • Weight: <90 g

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