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Detector: Energy-compensated GM tube
Detection Range: 40 µSv/h to 10 Sv/h (4 mR/hr to 999 R/hr)
Energy Response: Within 25% of true value from 60 keV to 3 MeV
Linearity: Reading within 10% of true value
LCD Display: 3-digit LCD with large 13.4 mm (0.53 in.) digits, low-battery indicator, MAX, ALARM, MUTE
Units: (k)cps, (k)cpm, (k)Bq, (k)dpm, (μ)(m)R(/h), (μ)(m)Sv(/h), (μ)(m)rem(/h)
Response Time: User-selectable from 1 to 60 s, Auto-Response Rate FAST or SLOW, or Fixed FAST and SLOW
Warm-Up Time: Less than 2 minutes
Alarms: Count rate, exposure/dose, and scaler alarm setpoints adjustable over the display range
Overload: High count rate saturation protection to prevent the false display of lower count rates
Zero Protection: After a user-settable time interval (default 60 seconds) of no pulses from the detector, the instrument will flash zero reading and the alarm audio will be triggered
Dead Time Correction: Employs first and second order corrections for extended performance
Audio: Greater than 75 dB at 0.6 (2 ft), approximately 4 kHz
Click Audio Divide: x1, x10, x100, x1k
Power: Two alkaline or two rechargeable “AAA” batteries (instrument does not support in-device charging)
Battery Life: Approximately 100 hours of operation, 24-hour low battery warning and battery level indicator at start up
Construction: Meter: High-impact plastic with separate battery compartment
Pole: Carbon fiber, telescoping
Temperature Range: -20 to 50 °C (-5 to 122 °F)
May be certified for operation from -40 to 65 °C (-40 to 150 °F)
Environmental Rating: IP rating of 52 on the electronics
Size (H x W x L): 20.3 x 8.1 x 114 cm (8 x 3.2 x 45 in.) retracted, 4.5 m (177 in.) fully extended
Weight: 1.4 kg (3 lb), including batteries and shoulder strap
