SMA SUNNY WEBBOX - Manual (Page 59)

SMA Solar Technology AG / SMA America, LLC Settings
User Manual SWebBox-BA-en-36 59
10.4.2 Changing the Modbus Unit ID
If you use the Modbus protocol, you can change the unit ID of the connected Modbus-capable
devices via the user interface of the Sunny WebBox.
1. Log into the Sunny WebBox as an installer.
2. Select "Plant > Devices > Modbus" in the user interface.
3. Select the required unit ID in the "Unit ID" field.
4. Select [Save].
10.5 Modem Configuration
10.5.1 Enabling Modem Dial-up
With this function, you can enable modem dial-up via a dial-up connection to the Sunny WebBox. This
setting does not affect how data is transferred to Sunny Portal via a modem. You can configure
transmission to Sunny Portal in the user interface via "WebBox > Settings > Data transmission" in the
"Interface" field.
1. Select "WebBox > Settings > Modem" in the user interface.
2. Make a selection in the "Allow modem access" field:
3. Enter the IP address at which the Sunny WebBox can be accessed via a dial-up connection in
the "IP address" field.
4. Select [Save].
☑ Whether the Sunny WebBox can or cannot be accessed via a dial-up connection will depend
on the settings.
10.5.2 Testing the Connection
1. Select "WebBox > Settings > Modem" in the user interface.
2. Select [Connection test].
☑ A successful connection test means that all settings are correct.
If the connection test was not successful, check the modem settings (see Section 6.8
"Configuring the Sunny WebBox for Modem Operation" (page 32)). Then perform the
connection test once again.
"Yes" The Sunny WebBox can be accessed via a dial-up connection.
Adjust further settings.
"No" The Sunny WebBox cannot be accessed via a dial-up connection.