Good day, I am trying to scope a project to establish communication to a Siemens S7-300 from a B&R PLC. I haven’t yet decided which B&R PLC I am going to use, but i want to find out what would be the easiest way to achieve this and the most cost efficient. Communication between the Siemens PLC a…

Hello Yes profinet or profibus is also possible. E.g. using a X20CPx6xx you can use a interface card (X20IFxxxx) For Profinet: X20IF10E1-1 => Profinet Master X20IF10E3-1 => Profinet Slave Or Profibus: X20IF1061-1 => Profibus Master X20IF1063-1 => Profibus Slave Lg Michael

B&R communication with Siemens PLC

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pavel.vavra (Pavel Vavra) January 28, 2026, 6:48am 5

Yes, but you need extra HW. See the overview.

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B&R communication with Siemens PLC

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