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Si Jones edited this page Jul 21, 2024
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Welcome to the DiyBatteryBMS wiki!
The DIY Battery BMS has the following features:
- Receive data from a Victron Smart Shunt (different models supported) in the Victron Text Protocol
- Send Charge Voltage
- Send Charge Current
- Send Battery Voltage
- Send Battery Current
- Battery charge request flags Currently a fake Battery Temperature is sent, this will be changed in the future.
- UI for monitoring and configuration changes of all parameters.
- MQTT sending of data in JSON format
- Reduce charge current by SOC
- Force Charge by Inverter for Off Peak Charging (triggered via MQTT)
- Adjustable Charge Voltage and Current
- OTA Updates
- LCD Display 20x4
Recommended hardware:
** The above are affiliate links and if you buy it helps support my efforts :) **
For detailed installation please see the Install wiki page!
- Follow the install page
- Follow How to Wire the CAN Bus Adapter Page
- Follow How to Can to Inverter Connection Page
- Connect the Victron Device to ESP using the How to Connect to Victron Shunt Page
- Power up your ESP Device
- Connect to the Access Point it creates and configure it to connect to your network - http://diy-batterybms.local or http://192.168.4.1
- Connect again http://diy-batterybms.local, configure the options as per your setup, go through each page - BMS / Settings.
- Get a beer, your done :)