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Handheld Survey Meters : Model 17 Ion Chamber

Model 17 Ion Chamber
  • 4 Ranges
  • Built In Audio
  • Retractable Beta Shield
  • Total Range from 0 - 50,000 mR/hr

PART NUMBER:48-1753
INDICATED USE: General purpose survey
CHAMBER CONSTRUCTION: Carbon coated acrylic
CHAMBER VOLUME: 78 cm3
WINDOW: 7 mg/cm2 aluminized mylar
WINDOW AREA: Active - 40 cm2 Open - 30 cm2
BETA SHIELD: Retractable 211 mg/cm2 phenolic slide
ENERGY RESPONSE: Within plus or minus 20% of true value from 10 keV - 2 MeV
BETA FACTOR: 2.6 with uranium slab
AUDIO: Built in unimorph speaker with ON/OFF switch
METER DIAL: 0 - 50 mR/hr, BAT TEST
MULTIPLIERS: X1, X10, X100, X1000
LINEARITY: Reading within plus or minus 10% of true value
CALIBRATION CONTROLS: Accessible from front of instrument (protective cover provided)
RESPONSE: Typically 3 seconds from 10% to 90% of final reading
RESET: Push-button to discharge chamber and zero meter
ZERO ADJUST: 3 turn potentiometer
WARM UP TIME: Approximately 5 minutes
POWER: 2 each "D" cell batteries (housed in sealed compartment that is accessible from front of instrument)
BATTERY LIFE: Greater than 200 hours with alkaline batteries (battery condition can be checked on meter)
METER: 2.5" (6.4 cm) arc, 1 mA analog type
CONSTRUCTION: Cast and drawn aluminum with beige polyurethane enamel paint
TEMPERATURE RANGE: -4º F(-20º C) to 122º F(50º C) May be certified for operation from -40º F(-40º C) to 150º F(65º C)
SIZE: 7" (17.8 cm)H X 3.5" (8.9 cm)W X 8.5" (21.6 cm)L
WEIGHT: 4 lbs (1.8 kg) including batteries

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