Ludlum Model 133-4 Monthly Rental

$27.00
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$27 monthly/weekly not available

Non-routine instrument setup and/or calibration requests will incur a one-time setup/calibration charge in addition to rental rate noted above.  When this applies, you’ll be informed of the amount of the additional charge at time of order or, if requested, prior to placement of order.

  • High-range energy-compensated G-M detector
  • Used for area monitoring applications
  • Linear Range without DTC (1mR/hr to 2R/hr)
  • Linear Range with DTC (1mR/hr to 10R/hr)

INDICATED USE:
Gamma area monitoring

DETECTOR:
Energy-compensated Halogen quenched GM

SUGGESTED INSTRUMENTS:
General purpose survey meters, ratemeters, scalers, area monitors

WEIGHT:
0.2 lbs (0.07 kg)

LINEAR RANGE WITHOUT DTC:
1 mR/hr - 2 R/hr

LINEAR RANGE WITH DTC:
1 mR/hr - 10 R/hr

SENSITIVITY (137Cs gamma):
100 cpm/µR/hr

ENERGY RESPONSE (60keV - 3 MeV):
Within 15% of true value

DEAD TIME:
Typically 50 microseconds

OPERATING VOLTAGE:
550 volts

SIZE:
0.9" diameter x 4" L (2.3 x 10.2 cm)

BACKGROUND:
1 cpm or less

GM TUBE:
30 mg/cm2 stainless steel (halogen quench)