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It is used for connecting the stations programming (PC or personal computer), operator consoles, and other devices in the SIMATIC family. This technology has inspired the development of [[Protocol (computing)|protocol]] [[Profibus]].
The MPI is based on the [[Technical standard|standard]] [[EIA-485]] (formerly RS-485) and works with a speed
The [[computer network|network]] MPI must have [[resistor|resistance]] at the end of the line and it is generally included in the [[electrical connector|connector]] and activated by a simple switch.
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{{reflist}}
[[Category:Industrial computing]]
[[Category:Programmable logic controllers]]
[[Category:Serial buses]]
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