Features
Scintillation Pancake Probe for Gamma and X-ray above 25 keV and beta above 100 keV
Specifications
Type:
NaI (Tl) Pancake, scintillator optically coupled to PMT
Radiation detected:
Gamma and x-ray above 25 keV, beta above 100 keV
Applications:
- Beta, gamma frisker for nuclear medicine is 10 times more sensitive than GM probe
- Environmental surveys
Typical background (CPM):
3000
Nominal sensitivity:
650 CPM/µR/hr 137Cs
Wall material:
0.04 in Al, 1 mm thick
Window:
130 mg/cm2 Al
Sensitive area:
59.2 cm2
Crystal dim.:
2 x 2 x 0.5 in
Probe diameter:
2.25 x 0.69 in
Probe length:
11 in
Cable length:
48 in
Operating voltage:
900 V
Calibration:
137Cs 2 pts/scale to 10 mR/hr
Cal. Tolerance:
± 10%
Efficiency:
90 SR 5%
137Cs 11%
133Ba 34%
60Co 16 %
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)
Product Number: 489-200
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