I’ve found this a very cheap, reliable and easy way to have temperature and humidity measurements that are reported in Domoticz. Domoticz Setup Before we start messing with the ESP and connecting the DHT22 to the arduino, we need to create a dummy device to update the status to in Domoticz. In Domoticz go to ..
In order to further automate the ventilation of my house I want to be able to measure CO2 levels in the livingroom and have the ventilation adjusted according. This post describes how to connect everything and get the readings to Domoticz. In a next post I will describe how to use these readings to setup automatic ..
Because my solar inverter has no easy way of me accessing the current or total generated energy I chose an approach that will work with 100% of the inverters available. First of all I use an MID kWh meter, specifically this one. Other, similar models will also work but make sure it has a pulse ..