Elemental Instruments, a division of Ohio Lumex logo

Biogas Monitoring System (Ei2100)

High performance and cost-effective biogas and RNG monitoring solution

Available for Download

The Ei2100 Biogas Monitoring System provides cost-effective online monitoring of compliance with Renewable Natural Gas (RNG) interconnection specifications, biomethane monitoring, and feedback to Anaerobic Digestor & Upgrading Process Control Systems.

Biomethane is biogas that has been conditioned or upgraded to comply with natural gas pipeline gas quality specifications.

Designed with flexibility in mind, the system is modular and capable of utilizing an assortment of proven measurement principles and sampling techniques to ensure optimal system configuration. The integrated InteliSense™ control and data acquisition software complete the turnkey solution and provide a simple and intuitive user interface.

Product Details

Biogas Monitoring System (Ei2100) Features

Excellent accuracy with fast response

Compliance with Renewable Gas (RG) interconnection tariff specifications, including:

  • Pacific Gas & Electric (PG&E Rule 21)
  • Southern California Gas Company (SoCalGas Rule 30)
  • California Joint Utilities Renewable Gas Interconnection Rule

Multiple technologies available for optimal gas measurement

  • Nondispersive infrared (NDIR)
  • Ultraviolet (UV)
  • Optical (LED)
  • Gas Chromatograph (GC)
  • Gas Chromatograph Ion Mobility Spectrometer (GC-IMS)
  • Electrochemical Gas Sensor



  • Free Standing
  • Wall Mount (Limited to Base Measurements)

Biogas Monitoring System (Ei2100) Technical Specifications

Coming Soon – Featured

Typical Applications for Biogas Monitoring System (Ei2100)

  • Wastewater Treatment Plants
  • Food Waste Digesters (co-digestion)
  • Dairy Farms
  • Hog and Pig Farms
  • Landfills
  • Others

Available Measurements for Biogas Monitoring System (Ei2100)

Base Measurements:
Additional Measurements:
  • Ammonia (NH3)
  • Hydrogen (H2)
  • Nitrogen (N2)
  • Moisture (H2O)
  • Microbiologically Influenced Corrosion (MIC)

Related Products

Ohio Lumex logo in white


Request a Quote

Request a Rental