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Headquarters Switzerland
Beckhoff Automation AG

Rheinweg 7
8200 Schaffhausen, Switzerland

+41 52 633 40 40
info@beckhoff.ch
www.beckhoff.ch

Technical Support Schaffhausen Switzerland (German)

+41 52 633 40 40
support@beckhoff.ch
Formulaire de contact

Technical Support Arbon Switzerland (German)

+41 71 447 10 80
support@beckhoff.ch

Technical Support Lyssach Switzerland (German)

+41 34 447 44 88
support@beckhoff.ch

Technical Support Switzerland (French)

+41 24 447 27 00
support@beckhoff.ch

Technical Support Switzerland (Italian)

+41 91 792 24 40
support@beckhoff.ch

System overview Modbus

System overview Modbus
System overview Modbus

Modbus RTU

Modbus RTU is an open, serial communications protocol based on the master/slave architecture. Since it is extremely easy to implement on all kinds of serial interfaces, it has gained wide acceptance.

Modbus TCP

Due to its open standards Modbus TCP is common for the use of Ethernet in the fields of automation. Modbus TCP has a so called “Well known port (Port 502)”, which makes it routable via the Internet.

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