1. Radiation X-rays, Gamma Radiation (> 40 keV)
2. Detector PN Junction Silicon Semiconductor
3. Measurement Range 1 to 99999 μSv
4. Energy Dependence Within ± 30% from 60 keV to 1.2 MeV
5. Sensitivity 1 count per μSv or better
6. Readout Accuracy Within ±10% for Cs137, up to 0.5 Sv/hr
(Calibration with Cs137
7. Dose Rate Range Within ±10% (0.5 Sv/h), Within ± 20% (5 Sv/h)
8. Operating Environment 0-45°C or beyond, 90% RH (Non-condensing)
9. Battery Coin-type Lithium battery (CR 2450, 3V) or
regular battery
10. Battery Life Continuous use for 1000 hours (aprox..)
11. Display 6 digit LCD or more
12. Dimensions (WxLxD)
(in mm)
Max. (35x 125 x 15 mm) excluding clip
13. Weight (in gm) Max. 70 gm
14. Accessories Extra Batteries (CR 2450, 3V single cell 560 mah)
at least 150 Nos.
15. Calibration Certificate Calibrated by Cs-137 source
16. Test Certificate Drop Test (1.2 m height), EMI Test (As per EMC
product standard)
17. Warranty Min. 1 year
18. Temp. Range 0°C to + 45°C
19. Spare & service support Assured supply of spare & maintenance for 10
years