西门子S7-400 PLC在供水泵房中的应用

Siemens S7-400 PLC Application in the Water Supply Pumping Station

介绍了SIEMENS S7-400在水厂泵房中的应用及主要控制功能的实现方法。

This text introduced the application of siemens S7-400 in controlling system for water supply pump station,the hardware of controlling system and the instruction of device how the main function for control to realized.