Ludlum Model 44-10

  Gamma Radiation Detector

PART NUMBER: 47-1540

APPLICATION: low-level, wide-energy gamma radiation survey

RADIATION DETECTOR: 2 x 2 in. (5.1 x 5.1 cm) thick sodium iodide (NaI)Tl scintillator

EFFICIENCY: ¹²⁵I - 4.0%

ENERGY RANGE: 50 keV-3.0 MeV

ENERGY RESPONSE: energy dependent (see graph below)
SENSITIVITY: typically 900 cpm/µR/hr (¹³⁷Cs gamma)

BACKGROUND: 9750 cpm
COMPATIBLE INSTRUMENTS: general purpose radiation survey meters, ratemeters and scalers
PHOTOMULTIPLIER TUBE: 2 in. (5.1 cm) diameter
OPERATING VOLTAGE: 500-1200 volts
CONNECTOR: Series "C" (others available)
SIZE: 2.6 x 11 in. (6.6 x 27.9 cm) diameter (Dia x L)
WEIGHT: 2.3 lb (1.04kg)

CE CERTIFIED: yes

NaI Crystal - 2 x 2 in. (5.1 x 5.1 cm): Part Number 01-5128

O-Ring: Part Number 16-8289

Data Sheet Product Manual

CE Certificate

Energy Response