•	Non–dispersive infrared sensing of CO2 levels
•	Concentrations from 0–2,000ppm to 0–30%
•	Dual lamp reference channel for high accuracy and long time between calibrations (3 years)

Our software, LCD display, and Cal-B-Key two button keypad allow for easy in–field changes to scale, output and relay trip points... and zero and span calibration.

The standard 4GS requires a 24V input, has a 0–10Vdc output and comes in an attractive white ready-to-wall-mount case. The standard 9GS requires a 12V input and has a 0–5Vdc output. Other outputs are available.

•	Demand control ventilation (indoor air quality)
•	Controlled CO2 atmosphere for industrial incubators, food transportation, food processing, and food storage
•	Education: high school biology experiments

Customization At high volume, Sensata can provide customization including: Brand labels Weathertight cases Integral O² sensors Leads