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#fieldbus protocol
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#fieldbus protocol
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Showing 1–2 of 2 articles
S7comm Protocol Explained: How Siemens S7 PLCs Communicate
S7comm protocol explained: how S7-300, S7-400, S7-1200, and S7-1500 talk over TCP port 102, the PDU header, ROSCTR message types, and S7comm vs S7CommPlus.
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PROFIBUS vs PROFINET: Key Differences Explained
A detailed technical comparison of PROFIBUS vs PROFINET — covering physical layer, speed, topology, real-time classes, device models, diagnostics, safety, and application profiles. Based on IEC 61784-1 and IEC 61784-2. Written for automation engineers.
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