GFM 426

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The GFM426 is an ATEX certified landfill gas analyser providing fast and accurate measurements of gas and pressure.

It is a fixed configuration that measures 5 gases, using a combination of IR and EC channels. It also provides three different pressure measurements: Atmospheric; Static (Gauge); Differential. Flow rate is derived from a calculation using differential pressure.

Optional extras to measure velocity and temperature are available.

  • Landfill gas extraction
  • Ex. Rating: EEx ib IIB T1
  • Provides measurements of up to 6 gases
  • Measure atmospheric, static, and differential pressures
  • Calculated flow rate reading through differential pressure
  • Small and portable – easily fits in one hand
  • SiteMan PC software included
  • High-contrast LCD display
  • User-swappable battery pack
  • Battery life ranging from 8 to 12 hours and 4 hours charging time
  • Charger suited to client’s country
  • Protective, weather-proof leather case
  • Supplied in ready-to-go site kit
  • Manual and unattended data-logger with USB download

All GFM instruments require annual service and recalibration and service.