PROTRONIX NLII-CO2-R-5-A Room Sensor CO2 with Sound Alarm User Manual
Learn how to monitor indoor air quality with the NLII-CO2-R-5-A and NLII-CO2-2R-5-A Room Sensor CO2 with Sound Alarm from PROTRONIX. This user manual provides information on measuring CO2 levels, analog output, relay switching, and auto-calibration. Suitable for schools, offices, homes, and commercial buildings, this sensor efficiently manages ventilation and heat recovery units based on current room air quality.