توضیحات

دتکتور گایلرمولر عقربه ای

Radiation Detector
Standard industrial model of a Geiger-Müller tube with a thin mica output window

مشخصات دتکتور گایلرمولر عقربه ای

GENERAL FEATURES
Range: 0,5 – 5,0 – 50 mR/h
Supply: 9 V alkaline battery, 2000 hour lifetime
. (Weight: 0,22 kg (0.48 lb
(Dimensions (WxHxD): 70x210x48mm (2.75×8.25×1.87 in
SENSITIVITY
α: detected down to 2,5 MeV, with typical detection efficiency greater than 80% at 3,5 MeV
. ß: detected at 150 keV with 75% typical detection efficiency
Gamma and X rays: detected down to 10 keV through the end window and to 40 keV through the case

Accurate Operation
Factory-calibrated using a pulse generator
Standard ±۱۵% of the full scale relative to Cesium-137
Results in milliroentgens/hour and counts/minute (cpm) in 3 periods
Anti-saturation circuit up to a value equivalent to 100 times the maximum reading in the greatest interval
Easy to Use
Results by graduated scale, flashing LED and acoustic signal
Operates up to 2000 hours on one set of batteries
Detects α, ß, γ and x-rays
Choice of 3 measurement ranges