Hitachi TCS-316H 表面沾污仪

Radiation detected: Beta (and Gamma)
Detector: RUGGED SCINTI (2 in 1 Plastic Scintillation + film)
Acccuracy: 
+ Analog ±3% of any maximum scale; ±10% for the reference
+ Degital ±3%±1 digit for the reference
Instrument efficiency: 45%/2π±25% (36Cl, at 5mm)
Display 
+ Analog 0 to 300, 1k, 3k, 10k, 30k, 100kmin^-1
+ Degital 0 to 999min^-1, 1.00 to 9.99kmin^-1, 10.0 to 99.9kmin^-1, 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: 60 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) 30 x (H) 16 cm
Weight: Approx. 1.5kg (incl. detector and batteries)

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