The Model 43-93 is a 100 cm dual phosphor alpha/beta scintillator that is designed to be used for simultaneously counting alpha and beta contamination

PART NUMBER:47-2556


INDICATED USE: Alpha beta survey
SCINTILLATOR: ZnS(Ag) adhered to 0.010" thick plastic scintillation material
WINDOW: 1.2 mg/cm recommended for outdoor use
WINDOW AREA:
Active - 100 cm
Open - 89 cm
EFFICIENCY (4pi geometry): Typically 15% - Tc-99; 20% - Pu-239; 20% - S-90/Y-90
NON-UNIFORMITY: Less than 10%
BACKGROUND: Alpha - 3 cpm or less
Beta - Typically 300 cpm or less (10 R/hr field )
CROSS TALK:
Alpha to beta - less than 10%
Beta to alpha - less than 1%
COMPATIBLE INSTRUMENTS: Models 2224, 2360
TUBE: 1.125"(2.9cm) diameter magnetically shielded photomultiplier
OPERATING VOLTAGE: Typically 500 - 1200 volts
DYNODE STRING RESISTANCE: 100 megohm
CONNECTOR: Series C (others available )
CONSTRUCTION: Aluminum housing with beige polyurethane enamel paint
TEMPERATURE RANGE: 5F(-15C) to 122F(50C)
May be certified to operate from -40F(-40C) to 150F(65C)
SIZE: 3.2"(8.1 cm)H X 3.5"(8.9 cm)W X 12.2"(31 cm)L
WEIGHT: 1 lb (0.5kg)

Replacement Parts

Mylar Window
Photomultiplier Tube
Scintillator
Protective Screen

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