GENERAL |
The best all purpose detector for low background. Sensitive to most Alpha, Beta, and Gamma Radiation |
Options |
Optional Stainless Steel (SS) replacing Tungsten |
Compatibility |
All WB Johnson Instruments (others on request) |
Operating Voltage |
900 vdc |
Range |
200 mR/hr Dose (Cs-137) REQUIRES LINEARIZATION ABOVE 50 mR/hr |
CPM - mR/hr(Cs-137) |
1200 |
Energy Response |
Alpha --3.5 MeV min, Beta -- 100 keV min, Gamma -- 20 keV - 2 Mev |
Window Density |
1.6 mg/cm2 |
Sensitive Area |
14 cm2 |
Dead Time |
20 uSec |
Dimensions |
4" (10cm) dia x 4" (10 cm) H |
Environmental |
-20° F[-28° C]-140° F[60° C] | 5-95% RH IPX4 Housing |
Weight |
6 lbs (2.7kg) |