Flame Ionisation Methane / Natural Gas Detector for the survey of gas leaks in distribution networks

in use

Flame Ionisation Detector for the survey of gas distribution networks and the detection of landfill gas emissions

Gas detection instrument (Flame-Ionisation-Detector) with comfortable carrying system and separate 0.4 litre fuel gas bottle


  • microprocessor-controlled
  • automatic ignition when switching-on/manual re-ignition
  • automatic zero point adjustment
  • linear indication from 0 ... 10.000 ppm
  • selectable alarm threshold (default: 3 ppm)
  • automatic alarm re-activation
  • monitoring of pump flow and flame status
  • 2-step pressure regulator with high pressure stability
  • display of fuel gas depending operating time (only PORTAFID® M3)
  • choice of adjustment points of 10, 100, 1.000 or 10.000 ppm CH4
  • CEJN- or Rectus-probe connection included in delivery content
  • output of measuring results via RS-232C-interface
  • connect to PC, GPS or Leakplotter systems


LC Display

  • large illuminated LC Display
  • analogue and digital display of measurement
  • automatic and manual switching of measuring ranges
  • maximum pointer - marker for maximum concentration detected

Power Supply

  • 8 hours operation time with pump
  • charger for 12/24/230 volt
  • complete charge within 2.5 hours
  • display of remaining operating time


  • Case for transportation of a PORTAFID® as well as charging device, spare gas bottle and probe.
  • Advantage: the detector can be recharged from the outside while the case is closed.