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NaI (TI) scintillation detector detects low-energy gamma rays with high efficiency.
This is the most effective model designed to check 125I contamination, often cared about on nuclear medicine workplace.


Radiation detected Gamma (20keV to 45keV)
Detector Na (Tl) scintillator, 50.8mm dia. x 3mm
Acccuracy Analog ±3% of any maximum scale
±10% for the reference
Degital ±3%±1 digit for the reference
Display Analog 0 to 10, 30, 100, 300, 1k, 3k, 10ks-1
Degital 0 to 999,999 counts
Time constant 3, 10 and 30 seconds
Audible function Audible counter (with on/off), alarm indicator, battery down indicator, overload indicator
Alarm Buzzer sound and alarm indicator blinking
AUTO : Cleared automatically when count falls below the preset alarm value.
HOLD : Cleared when the RESET switch pushed.
Controls Membrane switches
Battery check By change-over of LCD (auto-indication in power-on, notify for low battery)
Detector check By change-over of LCD (auto-indication in power-on)
Time indication By change-over of LCD (auto-indication in power-on)
Memory capacity Up to 3,000 records (consisting of number, date and count rate)
Output Analog, 0 to +10mV (full scale)
Safety from falling One-touch lock attachment
Power Four C alkaline batteries
Battery life 100 hours or longer in continuous use
Environmental requirements in operation Tempareture : 5 to +35 degrees C
Humidity : 90%RH or less (Non-condensing)
Dimensions Approx. (W) 11 x (D) 21 x (H) 18 cm
Weight Approx. 1.6kg (incl. detector and batteries)

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Please note that all descriptions in this website conform to the Pharmaceutical and Medical Device Act in Japan as well as other laws and regulations in Japan. Model names, specifications and configurations of products in overseas market outside Japan may be different by the countries.