Instrument Characteristics

Small size, light weight, suitable to carry

High sensitivity, low power consumption, AC / DC double use

With USB data transfer interface, equipped with a

Bluetooth printer

1. Sensitivity: ≥ 0.68cpm/[Bq•m-3]

2. Background counting rate: ≤0.3cpm

3. Measuring Range

    Radon in air: (3～100000) Bq/m3

    Radon in soil: (300～300000) Bq/m3

    Radon exhalation rate: (0.001～10.000) Bq/[m2 •s]

    Radon in water: (0.003～100) Bq/L

4. Repeatability Measuring Errors: ≤5% (Radon chamber concentration is 2000 Bq/m3 , environment humidity is 65%, temperature is 25℃)

5. Long-term Stability：≤10%(8h)

6. Power Supply: Lithium-ion rechargeable battery / AC, DC power can support the instrument 30 h

7. Operating Environment: Temperature: (-10～+40)℃; Humidity: ≤90% (+40℃)

8. Detector: combination system of ZnS (Ag) and photomultiplier tube

9. Data Storage: 2000 data can be stored

10. Operating Mode: Single measurement or continuous monitoring

11. Monitor: LCD display

12. Way To Take Gas: Active pump-priming

13. Response Time

      Air Radon: 30min

     Soil Radon: 11min

     Radon exhalation rate: 30min

     Water Radon: 31min

14. The host print data: Date, time, number and radon concentration

15. Dimensions and Weight:  (330×210×170) mm 5kg