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Usage: Survey for alpha, beta, and gamma radiation contamination
Radiological:
Detector type: Geiger-Mueller Pancake Tube
Dose rate units: Count Rate - cpm, cps. Count Rate per Unit Area - cpm/cm², cps/cm²
Detection range: Beta range - 100 keV - 5 Mev
Count rate range: 0 - 1.5 Mcpm
Window: 15.5 cm² (2.4 in²) mica, protected by stainless steel screen
Min. detectable concentration: 100 Bq/cm²
Background: (0.25 µSv/hr) 60 cpm with shield, 100 cpm without shield
Efficiency (4π): C-14 15%, Tc-99 15%, Sr/ Y-90 22% Ru/Rh-106 26%
Operational:
Display: RDS Base Unit
Alarms: Saved in Base Unit memory, ability to set thresholds for Alpha channel & Beta channel
Electrical:
Power: Supplied by RDS Base Unit
Mechanical:
Dimension: 5.4” x 2.7” x 4.7” (14 x 7 x 12 cm)
Probe Housing: Anodized aluminum
Weight: 1.04 lb. (0.47 kg)
Environment:
Operating Temp.: 22° to 122° F (-30° to 50° C )
Storage Temp.: -58° to 140° F (-50° to 60° C )
Relative Humidity; 3% to 100%
Ingress Protection: IP667
Cleaning: Decontaminate with mild detergent and water
Salt Fog: Resistant (MIL-STD 810 G, Method 509.5)
Explosive Atmosphere: Intrinsically safe
Immersion: Water & salt water 1 meter deep - 30 min.
