425-200 Alpha/Beta Scintillation Probe - Fluke
425-200 Alpha/Beta Scintillation Probe Fluke scintillation detectors provide a quantitative assessment for radiation detection in counts/minutes. Applications  include nuclear medicine labs, HAZMAT spills, radiation safety office surveys, industrial hygiene, industrial x-ray manufacturing, and geological surveys.
Product Specifications
Type:
  NE 102A Plastic Scintillator Flashlight Probe, scintillator optically coupled to PMT
Radiation detected:
  Alpha above 350 keV, beta above 14 keV
Applications:
  • Alpha, beta counting of filter paper
• HAZMAT spills
• Nuclear medicine missing sources
Typical background (CPM):
  38
Nominal sensitivity:
  0.0012 CPM/DPM/100 cm2 63Ni
Wall material:
  0.04 in Al, 1 mm thick
Window:
  0.25 mg/cm2 Plastic
Sensitive area:
  20.3 cm2
Crystal dim.:
  2 in Ø
Probe diameter:
  2.625 in
Probe length:
  8 in
Cable length:
  48 in
Operating voltage:
  900 V
Calibration:
  Sensitivity to 90Sr,
99Tc,
137Cs,
14C
Cal. Tolerance:
  ± 10%
Efficiency:
  90 Sr 7%,
99Tc 3%,
137Cs 5%,
14C 1 %
Humidity range:
  0 to 95%
Operating temp:
  - 40° to + 120°F; - 40° to + 50°C; Max. temp increase of 20°F/hr
Weight (approx.):
  0.78 lb (0.35 kg)