How do I enable Modbus TCP on my SMA Battery?

How do I enable Modbus TCP on my SMA Battery?

You'll need to log in to your Sunny Island interface to activate modbus TCP so that the Voltello device can control your battery.

1. Select the parameter group 'External communication' via the user interface of the Sunny Island or in the parameter list of the SMA Data Manager.
2. In the group Modbus > TCP server select the drop-down list 'Activated'.
3. In the drop-down list 'Activated', select the entry 'Yes'.

If you are also controlling inverters via the voltello device, there are some additional Grid Connection Point settings you will need to modify:

If you have any issues enabling modbus for your battery, submit a ticket and we'll help with your setup.



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