This is an automation system prototype for air conditioner monitoring. Our goals are to detect abnormal electricity consumption and to prevent the air conditioner from serious damage.

This is an automation system prototype for air conditioner monitoring. Our goals are to detect abnormal electricity consumption and to prevent the air conditioner from serious damage.

Checking how much current and power an AC can eat up

Using an ESP8266 ESP-01 module and an Arduino Pro Mini 3.3V I wirelessly update all outputs from my thermostat to here for data analysis and because it's cool. This requires a voltage divided rectifier since thermostats run at least 24 VAC RMS.