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Once you click Save the new settings are stored and applied instantly. The new settings are confirmed with
the following page:
Illustration 5.6: IP settings changed confirmation
Important
Please write down the new IP address so you are able to communicate with the device in
the future!
5.3.2 Configuring serial line Modbus
The Modbus settings for serial line can be configured to match the network configuration of your Modbus master
device. Select the Configuration→Modbus sub-menu from the menu bar to open the Modbus settings which
are shown below:
Illustration 5.7: Modbus settings page
The following Modbus settings can be entered:
Physical layer
Can be set to two-wire RS-485, RS-422 or RS-232 mode. RS-485 is the default. Depending on this setting
either the D-sub (RS-232) connector or the terminal block connector (RS-485/422) of the SL-MOD-GW is
utilized. The (RS-485 + RS-422) mode is a special mode which allows operating one RS-422 device
and a RS-485 bus one the same serial interface.
Transmission mode
Only RTU mode can be selected here.
Baud rate
9600 and 19200 are the most common baud rates for Modbus. 19200 is the default setting.
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UMSLMODGW-1006
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