ep30_pro_mqtt

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Application for Must EP30 Pro Charger/Inverter, that allows to integrate it into Home Assistant using MQTT.

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# MQTT Client for EP30 Pro/EP3000 Plus
Application for Must EP30 Pro/EP3000 Plus Charger/Inverter, that allows to integrate it into Home Assistant using MQTT or Telegraf/Influxdb/Grafana.

## For EP30 Pro

### Installation

Install dependencies using `pip`:

```sh
$ pip install paho-mqtt pyserial
```

### Check out and install the latest source code

```sh
$ git clone https://github.com/darkmind/ep30_pro_mqtt.git
$ cd ep30_pro_mqtt/
```

### Configuration

Open `configuration.yaml` and update serial port, discharge_config,
charge_config. Update 'backend' option and appropriate section, 'mqtt' or
'influx'.

### Running with CLI:

Note: You may need to run script with admin/root privileges.

For EP30 Pro:

```sh
$ python mqtt.py [-v] [-h]
```

## For EP3000 Plus

### Installation

Install dependencies using `pip`:

```sh
$ pip3 install pymodbus
```

For 'mqtt' backend:

```sh
$ pip install paho-mqtt pyserial
```

For 'influx' backend:

```sh
$ pip install 'influxdb-client[ciso]'
```

### Check out and install the latest source code

```sh
$ git clone https://github.com/darkmind/ep30_pro_mqtt.git
$ cd ep30_pro_mqtt/
```

### Configuration

Open `configuration.yaml` and update serial port, discharge_config,
charge_config. Update 'backend' option and appropriate section, 'mqtt' or
'influx'.

### For Telegraf/Influxdb/Grafana setup

Create user/token/bucket in Influx db.

if you use telegraf - create configuration file, the example in https://github.com/darkmind/ep30_pro_mqtt/blob/main/grafana/telegraf.conf

You can find Grafana dashboard in https://github.com/darkmind/ep30_pro_mqtt/blob/main/grafana/grafana_home_dashboard.json

## Running as service (via systemd)

1. Copy `ep30.service` to systemd configuration folder

```sh
$ sudo cp ./ep30.service /etc/systemd/system/ 
```

2. Open file with text editor

```sh
$ sudo nano /etc/systemd/system/ep30.service
```

3. If Mosquitto service not running at same server, remove `mosquitto.service` from `After` option of `[Unit]` section.

4. Update `WorkingDirectory` and `ExecStart` with proper path to code.

5. If your device is Ep3000 Plus uncomment appropriate section and comment ExecStart for mqtt.py

5. Start and enable service

```sh
$ sudo systemctl start ep30
$ sudo systemctl enable ep30
```

# Licence

Code is licensed under the terms of the MIT License (see the file LICENSE).

ep30_pro_mqtt

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