Radiation detected | Gamma and X-ray
Beta (without cap) |
Detector | Internal ion chamber
Construction : PC/ABS plastic
Effective volume : Approx. 400cm3
Effective window area : Approx. 45cm2
Beta window : Mylar film Approx. 4mg/cm2
Beta shield : Thickness: Approx. 500mg/cm2 |
Measurement range | Autoranging
1μSv/h to 300mSv/h
0.3 to 10μSv |
Acccuracy | ±10 %±1 digit for the reference |
Energy dependence | 0.85 to 1.15 on 30keV to 2MeV (ref. 137Cs) |
Display | Analog | (Autoranging) 0 to 10, 100, 1,000μSv/h, 10, 1,000, 1,000mSv/h (up to 300mSv/h)
0 to 10μSv |
Digital | 0.0 to 99.9μSv/h, 100 to 999μSv/h, 1.00 to 9.99, 10.0 to 99.9, 100 to 300mSv/h
0.0 to 9.9μSv |
Controls | Five-button, POWER, FUNCTION, MEMORY, LIGHT, HOLD |
Battery check | Five-level-remaining-indication |
Detector check | High voltage check: displayed by pressing button |
Memory capacity | Internal memory stores 3,000 data items consisting of dose rate values, measurement dates and times, and accumulated dose value |
Output | Analog output for recorder (0 to +100mV/Full-scale : equivalent to from 1μSv/h to 1,000mSv/h as logarithm of 6 figures) |
Power | Four AA alkaline batteries |
Battery life | 100 hours or longer in continuous use |
Environmental
requirements in operation | Tempareture : 0 to +40 degrees C
Humidity : 90%RH or less (Non-condensing) |
Dimensions | Approx. (W) 9 x (D) 17 x (H) 10 cm |
Weight | Approx. 620g (incl. batteries) |