SMA Sunny Island 2012 Technical Description page 58

Sunny Island Electrical Connection
The Sunny Island can be operated at different transmission rates (1200 to 19200 bps), to
communicate with external devices. The parameter "250.06 ComBaud" must be set
correspondingly.
Setting the Baudrate
If Sunny Boys are connected to the communications bus, then the baud rate must be set
to 1200 bps (factory setting).
The Sunny Island uses the SMA-Net protocol for communication.
58 SI2012_2224-TEN082311
SMA Solar Technology AG
Technical Description