**The CO2Meter offices will be closing at 2:00 pm et. December 8th for a company event. Operations will reopen at 8:30 am et. December 11th. Orders placed after 11:00 am et. December 8th will ship on December 11th.**

CO2 Industrial Gas Detector

CO2 Industrial Gas Detector
Regular price $1,599.00

POs or wholesale quantity discounts click here

CO2 Industrial Gas Detector
With the CM-900 CO2 Industrial Gas Detector, customers can gain peace of mind and protection when working near hazardous gases like carbon dioxide in industrial applications. Plus, this device features an industrial enclosure designed specifically for harsh environments and wash-down applications.

The CM-900 is an ideal solution for keeping establishments and employees continuously protected, all while maintaining compliance with CO2 safety standards. This device also meets all NFPA, IFC, and NBIC standards as they pertain to gas safety requirements.

*PLEASE NOTE: For proper installation of the CM-900 or CM-902 industrial gas detectors, a CM-900-CBL OR CM-900-CON MUST be purchased with this device*


  • ACCURATE: Fast and Precise CO2 measurements - in seconds!
  • DURABLE: Designed for the industry, rugged industrial IP64 enclosure
  • CUSTOM: Users can configure 3-relays dependent upon application
  • OUTPUT SIGNAL: Device features 4-20mA to communicate with Building Management Systems
  • ACCESSORIZE: Gain elevated accessories like the CM-1029 strobe siren
  • RANGE: Ability to monitor 0-5% of CO2 concentrations
  • AUDIBLE/VISUAL: Gain instant Audible or Visual Alarms for Potential Leaks
  • TRUSTED: 1-year limited warranty with Calibration Certificate


    • CM-900 - CO2 Industrial Gas Detector
    • CM-902 - O2 Industrial Gas Detector



    • CO2 Measurement Range: 0-5% (50,000ppm) 
    • Alarms: 5,000 ppm TWA, 5,000ppm, 3% CO2 (configurable)
    • Alarm Relays: 3
    • Alarm Response Time: < 60 seconds
    • Operating Temperature: 0-50°C (32-122°F) (CO2)
    • Calibration: Manual with test gas or factory calibration
    • Dimensions: 8.25 in x 6.25 in x 3 in
    • Weight: 1.5 lbs.
    • Sensor Life Expectancy: 15 years


    • 12-24VDC hard-wired power option (accessory must be purchased)
    • Power Consumption: 3 Watts
    • 6VDC battery backup connections
    • Relays: Peak Current < 2A @ 30VDC or 250VAC, SPDT
    • Relay Color Coding:  Red & White = Normally Open   Blue & White = Normally Closed



      • Data Sheets

      • Manuals

      • Technical Documents

      • Videos

      • Additional Resources

      • Case Studies

      Customer Reviews

      Be the first to write a review

      "Easy to install, easy to set up, and easy calibration - just what I was looking for."

      - Phillip Farrar
      Water Plant Superintendent

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