IntelliCEMS Continuous Emissions Monitoring System

Methane and Oxygen analyzer is housed in a climate controlled NEMA 4 or NEMA 4x enclosure approximately 48”H x 36”W x 16”D.


The enclosure includes:

  • fittings for calibration gases, sample gas, and exhaust
  • solenoid valves for automatic calibration of each gas
  • inlet pressure regulator
  • flow meter with needle valve
  • particulate filter
  • back pressure regulator assembly


The analyzer also offers an optional CO2 channel, water removal system, and sample pump. Area classification of the enclosure as well as an explosion proof air conditioner are also available.

Designed to meet EPA emissions monitoring regulations for GHG emissions as per 40 CFR Part 98


Schematics for Emissions Monitoring System


  • Monitors CH4 (IR) and O2 with Optional CO2 (IR) Channel
  • NEMA 4 or 4X Enclosure with 4,000 BTU Air Conditioner and Heater
  • Totally Closed Sample Path -- No Exposure to Ambient Conditions
  • Robust Sample Conditioning System with Water Sensor and Peristaltic Pump for Condensate Removal
  • Available Internal Sample Pump
  • Virtually No Routine Maintenance Required
  • Voltage, 4-20 mA, TCP/IP and Modbus Output
  • Internal Data Storage Capability
  • Optional Area Classified Enclosure



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