I’m looking for a simple plug and play CO2 sensor that will work with Openhab. It must be able to be used in a high humidity condition. I have been looking at using a MH-Z19 CO2 Sensor with an Arduino and ESP8266, communicating data back to Openhab to control a relay and fan (possibly via MQTT). …

I have put some examples for the MICS-VZ-89TE here: GitHub - iot6466/CO2-Sensors: Code for accessing different CO2 sensors Here the things: Thing topic rbpt2 "mqtt-rbpt-2" { Type number : CO2 "CO2" [ stateTopic="/rbpt-2/VZ89/CO2" ] Type number : VOC …

openHAB Community

CO2 Sensors that work with Openhab

Hardware DIY

mountbaldy (Joseph Gill) June 25, 2020, 1:38pm 5

Awesome find!! Thanks so much for sharing! That’s why I love the Openhab Community!