Ludlum Measurements 44-213, Руководство пользователя

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Model 44-213 FIDLER Technical Manual
Section 3
Ludlum Measurements, Inc. Page 3-1 September 2019
Specifications
0
Voltage Requirements
: 500-1200 VDC
Input Sensitivity
: -10 mV
Data Range:
0 to 1,500,000 cpm
Window Area
: 127 cm
2
(10.6 in
2
) active and open
Window Density
: 10.6 mg/cm
2
Background (10 µR/hr)
: <9000 cpm (gross counting)
Efficiency (4

)
: 13% for
241
Am; 8% natural U
Recommended Energy Range Operation
: 10 keV to 200 keV gamma
Energy Response:
energy dependent
Scintillator
: 12.7 cm (5 in.) diameter by 1.2 mm (0.05 in.) thick Csl crystal
Photomultiplier Tube
: 12.7 cm (5 in.) diameter; head-on type; magnetically shielded
Connector
: Standard Series
˝
C
˝
(other types available upon request)
Construction
: aluminum housing
Size
: 15.2 x 23.6 cm (6 x 9.3 in.) (Dia x L)
Weight
: 3.2 kg (7 lb)
Section
3