Survey Meter ICS-323



Ionization Chamber Survey Meter ICS-323

Hitachi’s survey meters feature a clear and easy-to-read indicator, user-friendly control panel, and colorful, lightweight and compact design, offering outstanding precision and functionality as a survey meter. The meters are widely used in various radiation handling facilities, such as universities, laboratories, hospitals, and nuclear power plants. Choose one that best suits your needs and purposes from our extensive range of models.

Ionization Chamber Survey Meter ICS-323

This is the higher range model of ICS-331 which satisfies some users required to measure high level of ambient dose rate, as represented by NPP or related institutes. Analogue LCD bar has six auto ranges between 0 and 300 mSv/h.


Radiation detected Gamma and X
Beta (without cap)
Detector Internal ion chamber
Construction : PC/ABS plastic
Effective volume : Approx. 400 cm3
Effective window area : Approx. 45cm2
Beta window: Mylar film Approx. 4 mg/cm2
Beta shield: Thickness: Approx.500 mg/cm2
Measurement range Autoranging
1 μSv/h to 300 mSv/h
0.3 to 10 μSv
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 , 1000 μSv/h, 10,1000, 1000mSv/h (up to 300mSv/h)
0 to 10 μSv
Digital 0.0 to 99.9 μSv/h, 100 to 999 μSv/h, 1.00 to 9.99,100 to 300mSv/h
0.0 to 9.9 μSv
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
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)