Domoticz & EAsun ISolar SPS integration

Plugin for reading data from the EAsun inverter via RS232. Tested on Raspbery Pi 4B with RS485 RS232 HAT extension. Currently, it allows reading grid voltage, output voltage, battery voltage, PV current, battery discharge current, output power and heat sink temperature

Electrical connection

The inverter has an RS232 port on an 8P8C (RJ45) connector. Below is a diagram of the connection cable.

Installation

Navigate to the plugin directory and install the plugin straight from github

cd domoticz/plugins
git clone https://github.com/bblaszkiewicz/Easun-ISolarSPS-Domoticz.git EAsun

Next, restart Domoticz so that it will find the plugin

sudo systemctl restart domoticz.service

Plugin update

Go to plugin folder and pull new version

cd domoticz/plugins/EAsun
git pull

Restart domoticz

sudo systemctl restart domoticz.service