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Application: Alpha, Beta, Gamma, or Neutron surveying in potentially explosive environments
Compatible Detectors: Supports select Ludlum radiation detectors (see Compatible Detectors tab) that can be purchased separately
Detection Range: Typically 0 to 200 mR/hr, or 0 to 500 kcpm
Linearity: Reading within 10% of true value with detector connected
Meter Dial: 0 to 2 mR/hr, or 0 to 500 kcpm, BAT TEST
(Meter Faces tab lists other available meter faces)
Meter: 6.4 cm (2.5 in. arc), 1 mA analog type
Controls:
Rotary Selector: Switches between: Instrument off, Battery check, Ranges: ×0.1, ×1, ×10, ×100
Response Switch: Toggles between FAST (4 s) or SLOW (22 s) from 10% to 90% of final reading
Reset Push Button: Zero meter
Audio Switch: Audio on/off, Built-in unimorph speaker, greater than 60 dB at 0.6 m (2 ft)
Calibration Controls: Accessible from front of instrument (protective cover provided)
High Voltage: Adjustable from 400 to 1000 Vdc
Threshold: Fixed at 40 mV ± 10 mV
Temperature Range: -20 to 50 °C (-4 to 122 °F)
Power: Two each Procell PC1300 “D” cell batteries (see Warning note below). Batteries are housed in an externally accessible sealed compartment.
Battery Life: Typically greater than 2000 hours with alkaline batteries; battery condition can be checked on meter.
(See Low Battery Note)
Construction: Cast and drawn aluminum with beige powder coat
Connector: Series "C" with locking screws to prevent inadvertent disconnection during operation
Size (H x W x L): 16.5 × 8.9 × 21.6 cm (6.5 × 3.5 × 8.5 in.), including handle
Weight: 16 kg (3.5 lb), including batteries
