特 點:
  1、監測 X、γ及硬β射線。
  2、儀器靈敏度高，對環境本底亦可測量
  3、中、英文雙語操作界面。
  4、劑量率和累積劑量同時測量和顯示
  5、掉點后數據永久保存不丟失。
  6、圖形式液晶顯示，屏幕最大。
  7、功耗低，有電池欠壓指示功能。
  8、儀器可預置劑量率和累積劑量報警閾值
  9、聲/光/震動三種報警方式可選
技術指標：
  1、探測射線：γ、X 和硬β射線
  2、探測器：能量補償GM管(蓋格計數管)
  3、測量范圍
      a、劑量當量率: 0.01～1000μSv/h (最大10mSv/h)
      b、累積劑量當量: 0.01μSv～500.0mSv
  4、能量范圍：50 keV～1.5 MeV ≤±30%（對137Cs 歸一）
  5、相對固有誤差: ≤±15% (137CS  1mSv/h)
  6、靈敏度：80 CPM /μSv/h (對于Co-60)
  7、報警閾值：
      a、劑量率：可在0.5、1.0、1.5、2.0、2.5、5.0、10.0、50.0、100.0 μSv/h任意選擇
      b、累積劑量：0.05、0.5、1.0、2.0、5.0、10.0、20.0、50.0、100.0 mSv任意選擇
  8、劑量率單位：μSv/h、μGy/h、mR/h
  9、測量顯示：劑量率每秒顯示, 防護報警響應時間小于5秒
  10、使用環境：溫度 -10℃ ~ +45℃。相對濕度：≤95%（+45℃ ）
  11、供電電源：2節5號（AA）電池或充電電池 
  12、尺寸重量：0.3kg；135×70×25mm

      REN200 Personal Dosimeter, internally installed with Geiger counter tube as the inspector, is mainly used for monitoring radiations of X, gamma and hard beta rays in various radioactive work places with features of quick reaction and wide measurement range. It can display the dose equivalent rate and accumulated dose in the work place. The calendar, time and other cumulative data can be permanently saved when replace the batteries. It is used extensively for staff personal safety protection monitor and radiation alert in environment monitoring for places including nuclear power station, accelerator, steel industry, chemical industry, isotope application,   nondestructive inspection with X and gamma rays in industry, medical radiation, cobalt source treatment, gamma irradiation, radioactivity laboratory and nuclear facilities.
Features:
1. Monitor X, gamma and hard beta rays.
2. With high sensitivity, the instrument can also measure the environment background.
3. Interface using both of Chinese and English.
4. Contemporary measurement and display for both of dose rate and accumulated dose.
5. The permanently saved data will not lose after the power failure.
6. Graphic LCD with adequately big screen.
7. Low power consumption; indication function of battery under voltage.
8. Presettable alarm threshold of dose rate and accumulated dose.
9. Optional alarm modes including sound / light / vibration.
Technological Parameters:
1. Radiation Detection: gamma, X and hard beta rays
2. Detector: energy compensation GM tube (Geiger counter tube)
3. Measurement range
a. Dose equivalent rate: 0.01～1000μSv/h (maximum 10mSv/h)
b. Accumulated dose equivalent: 0.01μSv～500.0mSv
4. Energy range: 50 keV～1.5 MeV ≤±30% (for 137Cs 1)
5. Relative inherent error: ≤±15% (137CS  1mSv/h)
6. Sensitivity: 80 CPM /μSv/h (for Co-60)
7. Alarm threshold:
a. Dose rate: arbitrary selection among 0.5, 1.0, 1.5, 2.0, 2.5, 5.0, 10.0, 50.0, 100.0 μSv/h
b. Accumulated dose: arbitrary selection among 0.05, 0.5, 1.0, 2.0, 5.0, 10.0, 20.0, 50.0, 100.0 mSv
8. Dose rate unit: μSv/h, μGy/h, mR/h
9. Measurement display: the dose rate display will update every second and the protect alarm display is shorter than 5 seconds.
10. Operating environment: temperature  -10℃ ~ +45℃.
Relative humility: ≤95% (+45℃)
11. Power supply: 2 AA batteries or rechargeable batteries
12. Dimensions and weight: 0.3kg; 135×70×25mm   產品名稱： REN200 個人輻射劑量儀
   供應商：上海仁日輻射防護設備有限公司：021-69515711、13818065015