How to enable Modbus

Warning! DEFA Power has to be installed by a certified electrician. This guide is intended for installers only.

The DEFA Power Setup app is the tool that installers use to complete a DEFA Power installation. The app is available in App Store (iOS) and Google Play (Android) and it is free to download. Look for this icon:

Download the app to get started:

Download the app and register your installer information to get started.

Look for this icon:

DEFA Power Setup App icon


How to enable Modbus

1

Connect to the charger 

Use the DEFA Power setup app and connect to the DEFA Power unit you are about to setup

Note! To enable Modbus, the charging station  requires firmware 4.1.1 or newer.

How to enable Modbus - connect to the charger

2

Connect the charger to a network

Set the charging station to the same network as the modbus device

How to enable Modbus - Connect the charger to a network

3

Setup charger system 

Select the “Set up” Charge system at the dashboard when connected to the charging station

How to enable Modbus - Setup charger system

4

Junction settings 

In the junction settings, scroll down to “Load balancing”.

How to enable Modbus - Junction settings

5

Enable Modbus

Enable the Modbus feature by using the toggle. Select edit to change Modbus settings.

Note!
Only one load balancing unit can be used at a time

How to enable Modbus - Enable Modbus

6

Modbus settings

Select timeout value and fallback current in case the charging station loses connection to the Modbus device

How to enable Modbus - Modbus settings

7

Save settings

Save the junction settings by clicking the “Save” button in top right corner.

The Modbus settings are now Saved.
You will now be guided back to the dashboard and the rest of your setup can be completed.

How to enable Modbus - Save settings

Published: October 8th, 2024