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          XH-3206 portable αβ surface pollution measuring instrument

          (浏览次数:4203) Surface contamination meter (Views: 4203)

          Keywords: XH-3206, portable, α β surface pollution measuring instrument, XH3206, surface pollution, portable pollution measuring instrument


          I. Instrument Introduction
          XH-3206 portable αβ surface contamination measuring instrument uses flicker detection method. Used to detect the degree of radioactive contamination of radioactive workplaces and laboratories' work surfaces, floors, walls, hands, clothes, shoes and other surfaces.
          This instrument is a small portable instrument with liquid crystal display. When the instrument displays the measurement result, it emits an acoustic signal. LCD display high voltage value and battery under voltage prompt. The circuit adopts differential measurement method, uses pulse shape to distinguish the circuit, and is equipped with intelligent software, which can automatically distinguish α and β particles, realize simultaneous measurement of α and β, and affect each other to the minimum.

          XH-3206 portable αβ surface pollution measuring instrument


          Instrument features:
          1. The α and β measurements share a single probe, and the α and β measurement conversion is performed through the keyboard.
          2. The measurement methods can be divided into continuous measurement and single-step measurement.
          3. Large-area LCD digital display, which can display the total measurement value, net value (subtract background) error, etc.
          4. The instrument has a USB interface, which can communicate with the computer to realize the data download function.
          5. The transmission distance between the probe and the meter is 1-10 meters (standard cable 1.5 meters).
          6, small size, light weight, easy to decontamination, can adapt to the site and laboratory environmental conditions
          3.6V 锂离子电池,充电电压 5V ,仪器可连续开机 30h7. The instrument uses a 3.6V lithium-ion battery with a charging voltage of 5V , and the instrument can be continuously turned on for 30h .

          Third, the main indicators:
          1. Timing: 1-9999 seconds continuously adjustable, factory setting is 10 seconds
          2. Display unit: CPS, Bq and Bq / cm 2
          3. Measurement range: 0 ~ 9999CPS
          4. Counting capacity: 1 ~ 10 6 -1
          2 5. Measurement area: 50cm 2
          6, alarm function: α, β can be set independently alarm threshold
          7. Detection efficiency:
          α 本底 ≤2min -1 241 Am R α ≥7.5.S -1 Bq -1 . cm 2 α background ≤ 2min -1 241 Am R α ≥7.5.S -1 Bq -1 . Cm 2
           
          β 本底 ≤2S -1 90 Sr+ 90 Y R β ≥7.5.S -1 Bq -1 . cm 2 β background ≤2S -1 90 Sr + 90 Y R β ≥7.5.S -1 Bq -1 . Cm 2
          8. Relative inherent error: ≤ ± 15%
          20% 9. Coefficient of variation: < 20%
          -10 + 10. Working environment: Ambient temperature: -10 + 45 ;
          ≤90±3% 30± 11. Ambient humidity: ≤90 ± 3% ( 30 ± 2 )
          12.Weight: less than 0.9Kg

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