Technical Specifications SM 5 D
 

Pocket Survey Meter SM 5 D

Measurement values:

  • Equivalent dose rate [µSv/h]
  • Area activity [Bq/cm²]
Measurement ranges:Dose rate gamma radiation:
0 ... 300 µSv/h (calibrated on Co-60)
(Display tube overflow)

Area activity (calibrated on Am-241 and Sr-90):
0,1 ... 999 Bq/cm² * ka (ka = 6 for Am 241)
0,1 ... 999 Bq/cm² * kb (kb = 2 for Sr-90)


Energy ranges:Photons: 20 keV to 2 MeV
Beta: qualitativly at energies E > 35 keV
Intrinsic error at referential conditions:< 25 % (referred to Co-60, Sr-90, Am-241)
Detector:End-Window Geiger-Mueller-Tube (area mass < 2 mg/cm²)
not energy compensated

Read-out:

  • Digital on LCD
  • audible
  • back-lighted
Power supply:2 x 1.5 V (batteries type AA, R6)
Battery operating time:up to 100 h (at background radiation level without back-light)
Weight:250 g
Dimensions (L x W x H):145 x 80 x 40 mm
Operating temperature:0 °C to + 50 °C
Relative Humidity:Up to 75 % (30 °C)

 

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