发表于:2007/6/3 17:54:00
#0楼
求助 上位机和S7400PLC间的通讯程序及
6SE70变频器与S7400PLC的通讯程序
谢谢!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
6SE70变频器与S7400PLC的通讯程序
谢谢!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!