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 <title><![CDATA[求指导。840D SL plc无法读取！！]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1531066.html]]></link>
 <description><![CDATA[Latest 50 replies of 求指导。840D SL plc无法读取！！]]></description>
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 <description><![CDATA[网线，已经搞定。谢谢！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1531066#1707012.html]]></link>
 <author><![CDATA[duanhaobin]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Thu, 15 Oct 2015 12:44:26 +0000]]></pubdate>
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 <description><![CDATA[你用什么方式读取840D sl系统的plc程序？用mpi电缆？
如果是，这个系统的mpi口2/7是没有电源供给的，需要外接24V电源才能正常通讯。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1531066#1706883.html]]></link>
 <author><![CDATA[wwcwwc]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Thu, 15 Oct 2015 06:19:29 +0000]]></pubdate>
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