Features:
1) Non-dispersive Infrared Detector (NDIR) CO2 sensor with 15 years lifetime
2) Famous American Telaire CO2 sensor is inside and its detection range is up to 0 ~ 50, 000ppm
3) ABC logic with patented self calibration algorithm makes users use it without calibration
4) Real-time detecting and display of indoor CO2, temperature, and also humidity (option)
5) Providing 0~10V analog signal and relay dry-contact output
6) 485 communication interface option makes the CO2 monitor can be connected with a remote PC
7) Optional on board relay with field adjustable trip point according to CO2, temperature or humidity (programmable selection)
8) CE approved