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The PORTAFID M3K is a portable flame ionization detector that is reliable and highly accurate and resistant to interference from moisture, and is hydrocarbon specific. The 0.4-liter fuel gas bottle is carried in an economic back harness. The PORTAFID's design is an industry favorite for leak survey work.

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(FID) Flame Ionization Detector for detecting leaks in gas pipelines & leak surveys


  • Large LCD backlit display
  • Rechargeable battery provides 8-hours use (w/pump running)
  • Rapid charging in only 2.5-hours
  • Indicates both analog and digital readings
  • Automatic and manual measuring range
  • Automatic ignition on start & manual re-ignition
  • Automatic zero-point setting
  • Linear display from 0 to 10,000 ppm
  • Adjustable alarm threshold
  • Automatic alarm activation
  • Volume flow and flame monitor
  • 2-step pressure regulator w/high pressure stability
  • Adjustable options of 10, 100, 1,000 or 10,000 ppm (methane-CH4)
  • Operating time (fuel gas): 25-hour (40%-H2/60%-N2) or 50-hour (100%-H2)
  • PC communications via RS232C

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