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Which communication protocol is used in Siemens and Schneiders PLC ?

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Question added by Zia Ur Rehman
Date Posted: 2017/04/23
Werner Lombaard
by Werner Lombaard , Senior Instrumentation Technician (Supervisor) , AngloGold Ashanti

Both PLCs can use any protocol. SIEMENS is better for ProfiBus and ProfiNet, while Scneider is better for Modbus and ModNet. Any PLC can use any protocol, all you need is the correct card for the correct protocol.

Ahmed Al Barwani
by Ahmed Al Barwani , Head of Instrument & Automation , Haya Water Company (Oman wastewater)

Siemens uses Profibus normally. 

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