Gamma Scintillator Probe 1" x 1"

Model Number:

44-2


44-2  Gamma Scintillator Probe 1" Diameter  x 1" thick NaI crystal

  • Used for low-level, wide-energy
  • INDICATED USE: low-level, wide-energy
  • SUGGESTED INSTRUMENTS: general purpose survey meters, ratemeters, and scalers
  • DETECTOR TYPE: scintillator, 2.5 x 2.5 cm (1 x 1 in.) (Dia x L) thick Nal
  • SENSITIVITY: typically 175 cpm/µR/hr (137Cs gamma)
  • BACKGROUND: 1800 cpm
  • EFFICIENCY: 125I for 7%; 57Co for 10%; 137Cs for 3%; 60Co for 3%
  • RECOMMENDED ENERGY RANGE: 20 KeV to 1.5 MeV
  • ENERGY RESPONSE: energy dependent, see graph below
  • PHOTOMULTIPLIER TUBE: 2.86 cm (1.123 in.) diameter, magnetically shielded
  • OPERATING VOLTAGE: 500 to 1200 volts
  • CONNECTOR: series "C"
  • TEMPERATURE RANGE: -15 to 50 °C (5 to 122 °F), may be certified for -40 to 65 °C (-40 to 150 °F)
  • SIZE: 5.1 x 18.5 cm (2 x 7.3 in.) (Dia x L)
  • WEIGHT: 0.5 kg (1 lb)