It presents the circuitry diagram of the main loop of electric drive system and the external wire-connection diagrams of PLC and converter.

给出了电力拖动系统的主回路电路图、PLC和变频器的外部接线图。

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Basing on PROFIBUS to design electrical system of rewind wire arranging of stranded wire, the system is made up of PLC, human machine interface (HMI), dc-to-ac converter and so on.

基于PROFIBUS现场总线，设计出钢绞线复绕排线电气系统，该系统由PLC、人机界面(HM I)、逆变器等构成。

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