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 <title><![CDATA[怎么在触摸屏上设置频率]]></title>
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 <description><![CDATA[Latest 50 replies of 怎么在触摸屏上设置频率]]></description>
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 <description><![CDATA[变频器FR700好像有485口吧，直接和PLC通信就OK啦]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1387968#1316403.html]]></link>
 <author><![CDATA[huhaiming]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Wed, 01 Aug 2012 00:26:03 +0000]]></pubdate>
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 <description><![CDATA[变频器FR700好像有485口吧，直接和PLC通信就OK啦]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1387968#1316395.html]]></link>
 <author><![CDATA[zz597613330]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Tue, 31 Jul 2012 23:51:51 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[s:10]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1387968#1316382.html]]></link>
 <author><![CDATA[carol]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Tue, 31 Jul 2012 23:01:43 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[学习 [s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1387968#1316218.html]]></link>
 <author><![CDATA[lmdpont]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Tue, 31 Jul 2012 11:35:35 +0000]]></pubdate>
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 <description><![CDATA[1. PLC加模拟量扩展模块, 用模拟量输出控制变频器的频率. HMI上输入频率,转换为模拟量输出控制变频器.
2. HMI上用RS232端口和PLC通讯, 然后用HMI上的RS422端口和FR700通讯, 直接通过HMI改写FR700的频率. 也可以哦!]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1387968#1316197.html]]></link>
 <author><![CDATA[angellsea]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Tue, 31 Jul 2012 10:12:09 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[弄一个模拟量输出模块,软件就可以实现了.]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1387968#1316080.html]]></link>
 <author><![CDATA[ejohn7787]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Tue, 31 Jul 2012 07:05:54 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[KANKAN]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1387968#1316079.html]]></link>
 <author><![CDATA[ejohn7787]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Tue, 31 Jul 2012 07:03:59 +0000]]></pubdate>
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