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老蔡 S7-400冗余系统的调试感受 2008/11/26 15:43:16

最近做了一套西门子的冗余系统，用的是CPU412-3H，机架UR2-H，只有网络和CPU、电源冗余，IO不冗余。总的感觉是西门子的冗余系… 阅读全文 1 人评论

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