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 <title><![CDATA[S7-1200模块量输入模块无信号]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1682938.html]]></link>
 <description><![CDATA[Latest 50 replies of S7-1200模块量输入模块无信号]]></description>
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 <title><![CDATA[]]></title>
 <description><![CDATA[信号被干扰了，建议你0V共地或者加信号隔离器处理。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1682938#2123716.html]]></link>
 <author><![CDATA[lubin5282]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Fri, 05 Jun 2020 08:43:28 +0000]]></pubdate>
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 <description><![CDATA[嗯，这个也考虑了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1682938#2123705.html]]></link>
 <author><![CDATA[mt1050]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Fri, 05 Jun 2020 08:27:09 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[变频器和PLC模块是直接连接的？可以考虑增加一个信号隔离器试试。好多设备出于成本考虑都省掉了这一块。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1682938#2123639.html]]></link>
 <author><![CDATA[zh_s_c]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Fri, 05 Jun 2020 03:45:56 +0000]]></pubdate>
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