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 <title><![CDATA[西门子300与IM153分站DP通讯时通时段的原因]]></title>
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 <description><![CDATA[Latest 50 replies of 西门子300与IM153分站DP通讯时通时段的原因]]></description>
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 <description><![CDATA[着重检查DP通讯线路连接，排除线路干扰。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1527962#1694187.html]]></link>
 <author><![CDATA[goldpds]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Mon, 31 Aug 2015 09:10:40 +0000]]></pubdate>
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 <description><![CDATA[是不是硬件的问题？可以换个试试
不是很懂具体为什么]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1527962#1694127.html]]></link>
 <author><![CDATA[unorder]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Mon, 31 Aug 2015 05:53:22 +0000]]></pubdate>
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 <description><![CDATA[&nbsp;&nbsp;换个315的PLC&nbsp;&nbsp; 虽然不知具体原因]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1527962#1693976.html]]></link>
 <author><![CDATA[zhoufall]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Sun, 30 Aug 2015 13:34:45 +0000]]></pubdate>
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