Configuring
6.3 Configuring the 3RW5 Soft Starter
SIRIUS 3RW5 Modbus communication module
84 Equipment Manual, 03/2020, A5E43676481002A/RS-AC/003
6.3.2.5 Port configuration and baud rate
Setting options
● SIRIUS Soft Starter ES (TIA Portal) via local interface on the 3RW5 HMI High Feature
Brief overview: Window "Project Navigation" with current project under created
Soft Starter > "Parameters" > Window "Work area" > "Communication module >
Interface"
Further information on the operation of SIRIUS Soft Starter ES (TIA Portal) can be found
in the online help of SIRIUS Soft Starter ES (TIA Portal).
● 3RW5 HMI High Feature
Menu: "Parameter > Communication module > Modbus RTU > Port configuration"
Menu: "Parameter > Communication module > Modbus RTU > Baud rate"
You will find more information on operating the 3RW5 HMI High Feature in the
Equipment Manual of the 3RW5 soft starter.
● User program via the "Modbus RTU communication parameters" data table (Page 177)
Parameters
Port configuration
• Automatic
• 1 start, 8 data, 1 stop bit, even parity (factory setting)
• 1 start, 8 data, 1 stop bit, odd parity
• 1 start, 8 data, 2 stop bit, no parity
• 1 start, 8 data, 1 stop bit, no parity
Baud rate
• Automatic
• 115.2 kbit/s
• 76.8 kbit/s
• 57.6 kbit/s
• 38.4 kbit/s
• 19.2 kbit/s (factory setting)
• 9.6 kbit/s
• 4.8 kbit/s
• 2.4 kbit/s
• 1.2 kbit/s
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