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研究了 S I E M E N S可编程控制器与具有通信功能的直流调速器之间的通信控制,通过对系统的硬件配置、控制方式、通信软件实现介绍,给出了应用 P L C进行直流调速器串行通信监控的方法。
The communication control between S I E M N N S PLC and DC speed regulator with communication function is studied. The system hardware configuration, control mode and communication software are introduced. The application of P L C Method of monitoring the serial communication of DC governor.