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编辑简介： |
?Bus system - for process and field communication in cell networks with a small number of stations and with field devices - and for data communication acc. to IEC 61 158/EN 50 170 ?Offers openness for interfacing to standardized non-Siemens components - PROFIBUS ?the fieldbus standard in production and process engineering comprises: - specification of the standards for the physical characteristics of the bus and the access procedure - specification of the user protocol and the user interface ?Process or field communication - PROFIBUS DP for fast, cyclic data exchange with field devices - PROFIBUS PA for applications in process automation and in the intrinsically safe area ?Data communication - PROFIBUS FMS for data communication between programmable controllers of different manufacturers
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