quote:以下是引用学子在2009-06-19 13:49:10的发言:
step7手动添加网络连接 再重新编译是有这样的提示:WARNING:‘S7 connection fault-tolerant'ID '1':For this uploaded connection,there is no need to generate connection des criptions for the function 'compile'and 'load PLC .Uploaded fault-tolerant connections cannot be modified.是什么意思呀?
S7 冗余连接做为已上载的连接,是不需要编译和上载到PLC的。已上载的连接不能修改。