可编程序控制器中SFT指令的应用技巧

The application technique of SFT instruction of programmable Controller

对可编程序控制器中ＳＦＴ指令的应用提出了自己的设计方法，成功地解决了ＳＦＴ指令用于工业自动流水线时遇到的实际问题。

The design method of SFT instruction of programmable controller is presented.The actual problem of application of SFT instruction in industrial au-tomatic production line is solved successfully.