ND-2500

• 4 Range 0 - 1000 mR/hr Radiography survey meter
 
• 0-1, 0-10, 0-100, 0-1000 mR/hr and 0-10, 0-100, 0-1000, 0-10,000 uSv/hr
 
• Dust proof nylon reinforced fiberglass case
 
• Large 3.5"rugged metal meter movement, geotropism within 2% of full scale in any orientation
 
• 3 lbs 13 ozs/1.73 kilograms including batteries
 
• 4.4" wide x 7.75" long x 6.25" high including handle
 
• Over 300 hours of continuous use with 2 "D" cell alkaline batteries
 
• Individual multi-turn calibration potentiometers for each range
 
• Gamma and x-ray within 20%, from 50 to 2000 KeV
 
• Halogen quenched, energy compensated geiger mueller tube. Effective length and diameter: 1.100" x 0.482". Wall thickness: 30 mg/cm squared
 
• Humidity and temperature limits: 0-99% non condensing, -30 degrees celsius to +50 degrees celsius excluding batteries
 
• Fully transistorized, regulated high and low voltages
 
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