- 4 Ranges
- Built In Audio
- Retractable Beta Shield
- Total Range from
0 - 50,000 mR/hr
PART NUMBER:48-1753
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 300 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: -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" (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
Common Meter Dial
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202-141 |
202-750 |
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Accessories |
Replacement Parts |
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Check Source |
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Page last updated: December 2000