eSense CO2 Alarm for OSHA

eSense CO2 Alarm for OSHA
eSense CO2 Alarm for OSHA
eSense CO2 Alarm for OSHA
Click to enlarge.

  • SE-0014

  • SE-0014-WP

For large quantities, please contact

Browse more CO2 Safety Alarm or additional CO2Meter products.


Meets the following specifications:

  • OSHA 5,000 ppm TWA
  • ACGIH 5,000 ppm TWA
  • NIOSH 5,000 ppm TWA
  • Does NOT meet NBIC, IFC or NFPA codes.

The eSense Fresh Air Indicator (FAI) is a low-cost, maintenance-free carbon dioxide alarm designed to warn you when indoor carbon dioxide levels exceeded the 5,000ppm time-weighted average (TWA) specified by OSHA according to their Material Safety Data Sheet (MSDS).

Audible alarm and flashing LED's indicate when 5,000ppm CO2 levels are exceeded. A button silences the alarm temporarily until CO2 levels are reduced. In addition to the alarm, the eSense for OSHA includes a 0-10VDC output to transmit CO2 levels to a remote building automation system.


  • Three LEDS: Red, Yellow, Green
  • Alarm configuration: Green < 4,500ppm, Yellow 4,500-5,000ppm, Red > 5,000ppm
  • Audible Alarm & Mute Button
  • Analog Output: 0-10 VDC
  • Mounts on US-Standard J box
  • Automatic Self-Diagnostics
  • Maintenance-free in Normal Applications


  • General Performance Compliance with EMC directive 89/336/EEC, RoHS directive 2002/95/EG
  • Meets ISO 12039 Standard for NDIR detection of CO2
  • Protection Class IP30
  • Sensor Life Expectancy: 15 years


  • Power Input: 12-30 VAC/VDC, 50/60HZ
  • Power Supply: 120/240 VAC 50/60 Hz to 24VAC Adapter
  • Power Consumption: < 1 Watt average


  • 1 Year

Data Sheet (pdf)

EZ-Install Instructions (pdf)

Manual (pdf)

Calibration Prodedure (pdf)

CE & EMC Certificate (pdf)