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产品类别- 辐射测量和保护 >>放射性污染监测 >>
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HP-210系列GM探头
The Model HP-210 series hand probes provide a sensitive beta detector featuring a "Pancake" GM tube with a thin mica window. This series is designed for contamination surveys on personnel, table tops, floors, equipment, etc.
Configurations
  • Model HP-210ALAluminum housing with 1:1 window to background ratio (1.5 lbs.) (0.7 kg)   
  • Model HP-210TTungsten shield with 4:1 window to background ratio (4.25 lbs.) (1.9 kg)

 Optional Sample Holder:

 SH-4A Sample Holder for the HP-210 series probes

Application : Beta/Gamma surveys
Detector Type : GM, non energy compensated
Operating Voltage : 900 V +/- 50V
Dead Time : 50 uSec nominal
Mica Window Size : 1.75 diameter (4.4 cm)
Mica Window Thickness : 1.4 to 2.0 mg/cm^2
Background Sensitivity : ~3,600 cpm/mR/h (Cs137)
Beta/Gamma Efficiency : ~22% Cs137, ~16% Co60
Beta Efficiency (4 Pi) : ~ 32% Sr90/Y90, ~ 15% Tc99, ~ 6% C14
Alpha Efficiency (4 Pi) : ~ 25% Am241
Operating Temp : -22° to +140°F (-30° to +60° C)
Housing : Aluminum
Connector : BNC
Size : 6.5 long x 3.5 wide x 3.8 high (16.5 x 8.9 x 9.7 cm)