PPA-2(T/SS)

PPA-2(T/SS)

Low Background Contamination/Frisker

The shielded PPA-2 detector is the optimal detector for contamination monitoring. A thick tungsten shield produces a very low background, optimizing contamination detection sensitivity. Available with tungsten or stainless steel shielding.

Call for Pricing and Availability



Product Specifications

GENERALThe best all purpose detector for low background. Sensitive to most Alpha, Beta, and Gamma Radiation
OptionsStainless Steel (SS) or tungsten shielding
CompatibilityAll WB Johnson Instruments (others on request)
Operating Voltage900 vdc
Range200 mR/hr Dose (Cs-137) REQUIRES LINEARIZATION ABOVE 50 mR/hr
Energy ResponseAlpha --3.5 MeV min, Beta -- 100 keV min, Gamma -- 20 keV - 2 Mev
Window Density1.6 mg/cm2
Sensitive Area14 cm2
Dimensions4" (10cm) dia x 4" (10 cm) H
Environmental-20° F[-28° C]-140° F[60° C] | 5-95% RH IPX4 Housing
Weight6 lbs (2.7kg)
Questions? Call today!
(208) 557-6945

Mailing Address
W. B. Johnson Instruments
3998 Commerce Cir.
Idaho Falls, Idaho 83401

Shipping Address
W. B. Johnson Instruments
3998 Commerce Cir.
Idaho Falls, Idaho 83401