Eberline ESP-1 - Page 93

Моде! АС-3
Alpha Scintillation Probe
A. GENERAL DESCRIPTION
To meet the various requirements in the field of alpha
monitoring and the different types of instruments, the
AC-3 alpha scintillation probe has been designed for
alpha surveys or for personnel monitoring. The AC-3 is
a rugged alpha probe designed to work with several
Eberline portable survey or radiation monitoring in-
struments.
There are two versions of the AC-3, differing only in the
window assembly. The AC-3-7 designates a maximum
B. SPECIFICATIONS
Active Area: 9.1-in? (59 cm?) -within 5.75-inch x
2-inch (14.6 cm x 5.1 cm) sampling area.
Window Thickness: 0.5 mg/cm? aluminized Mylar®
Efficiency: From a 1-inch-diameter source or from
59 cm? of a large distributed area
53*Pu source (27).
AC-3-7 shown with optional check source
18
open area window for alpha surveys, and the AC-3-8
designates a rugged window which has a fine mesh pro-
tector over the Mylar? for personnel monitoring.
The Mylar® window is а ““sandwich”” assembly which:
can be replaced by the removal of six screws. This win-
dow can also be used on older AC-3 probes without
modification.
There is a clear plastic probe face cover supplied to pro-
tect the window when the probe is not in use.
AC-3-7 window: 28 percent minimum,
31 percent typical.
AC-3-8 window: 18 percent minimum,
20 percent typical.
C. ACCESSORIES
Cable: CA-12-60
Check Source: C-10 or C-12
€ LARGE AREA COVERAGE
€ SUBMERSIBLE FOR DECONTAMINATION
€ FACE ASSEMBLY EASILY CHANGED