• Logarithmic Display
  • Built-In alarm
  • Built-In 1" X 1" NaI(Tl) Gamma Scintillator
  • Total Counting Range from 0 - 500 ĩR/hr


WORKING ENVIRONMENT: Splash proof shields for outdoor use
INDICATED USE: Low level (microR) gamma survey
DETECTOR: 1" X 1" sodium iodide (NaI)Tl scintillator
SENSITIVITY: Typically 175 cpm/microR/hr (137Cs gamma )
ENERGY RESPONSE: Energy dependent
METER DIAL:0 - 500 microR/hr dual colored logarithmic scale, BAT TEST
ALARM: Indicated by red lamp and audible tone (Alarm audio overrides the audio ON/OFF switch)
LIGHT: Push-button to activate
LINEARITY: Reading within plus or minus 10% of true value
AUDIO: Built in unimorph speaker with ON/OFF switch (greater than 60 dB at 2 feet)
CALIBRATION CONTROLS:All calibration controls are internal
RESPONSE: Dependent on number of counts present (typically not greater than 7 seconds from 10% to 90% of final reading)
RESET: Push-button to zero meter
POWER: 2 each "D" cell batteries (housed in sealed compartment that is externally accessible)
BATTERY LIFE: Typically 600 hours with alkaline batteries (battery condition can be checked on meter)
METER: 2.5" (6.4cm) arc, 1 mA analog type
CONSTRUCTION: Cast and drawn aluminum with beige polyurethane enamel paint
TEMPERATURE RANGE: -4° F(-20° C) to 122° F(50° C)
May be certified for operation from -40° F(-40° C) to 150° F(65° C)
SIZE: 7.8"(19.8 cm)H X 3.5"(8.9 cm)W X 8.5"(21.6 cm)L
WEIGHT: 4.5 lbs(2.1 kg) including batteries

Waterproof Pelican Cases Available

Common Meter Dial

0 - 500



Replacement Parts

Check Source
Standard Carrying Case
Air and Water Tight Carrying Case

Meter Bezel
Meter Movement
Detector Assembly





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