The MAX100-BTU Real-Time Heating Value Gas Analyzer provides a rapid, high precision measurement of heating value and gas composition for optimal combustion control and environmental compliance.  The MAX100-BTU uses cutting-edge quadrupole mass spectrometer technology to deliver a continuous online analysis of fuel gas and vent streams containing hydrocarbons, H2, CO, CO2, H2O, H2S and other gases. It has the speed necessary to analyze the total composition of the sample and report the Heating Value in seconds.  


  • Heating Value reported in seconds
  • Speciated analysis of: H2, C1-C6+ hydrocarbons, CO, CO2, N2, O2, H2O, H2S and other gases
  • Extreme resistance to corrosion from H2S
  • Additional parameters available: Wobbe Index, CARI, Specific Gravity, Density, etc.
  • Multiport sample selector for up to 46 sample streams
  • Low maintenance, utilities, and calibration requirements


    • Mass Range 1-100 amu
    • Detectable Compounds:  H2, C1-C6+ hydrocarbons, CO, CO2, N2, O2, H2O, H2S, and other gases
    • Detection Range:  100%-100 ppm
    • Number of Sample Streams:  16, 31, 46
    • Analysis Rate:  ~1 second per component
    • Number of Components:  Unlimited
    • Number of Analysis Routines Unlimited
    • Number of User Configurable Data Tags: Unlimited
    • Precision:  <0.75% RSD
    • Analyzer Maintenance:  1-3 years
    • Roughing Pump 6-12 months
    • Dual filaments
    • Calibration:  Manual or fully automated calibration and validation; 3–12-month calibration interval

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    Extrel CMS, LLC 
    575 Epsilon Drive
    Pittsburgh, PA 15238

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