8304H The connection is not established. The send job will be sent aga
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2006-03-20 13:48:53
8304H The connection is not established. The send job will be sent again only after a waiting time of >100 ms. 两台plc 之间,我用常零封了通讯用的块 在解开下载 进去就通信不上了 是不是要 重启plc