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 <title><![CDATA[变频器读频率怎么写？]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-92848.html]]></link>
 <description><![CDATA[Latest 50 replies of 变频器读频率怎么写？]]></description>
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 <description><![CDATA[[s:26]&nbsp;&nbsp;[s:17] 议搜索别人做好的案例看看]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-92848#947815.html]]></link>
 <author><![CDATA[a13122056513]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Sun, 02 Jan 2011 07:18:14 +0000]]></pubdate>
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 <description><![CDATA[建议搜索别人做好的案例看看，只用RS指令是不行的，PLC和变频器通讯，变频器是被动通讯，不管是读取频率 电流 参数还是写入频率 运行 都有通讯代码和数据位长，都要执行M8***的那个启动传送和读取！！！！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-92848#946454.html]]></link>
 <author><![CDATA[wang551615]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Fri, 31 Dec 2010 08:30:26 +0000]]></pubdate>
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 <description><![CDATA[这个应该是通讯时间的问题。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-92848#946445.html]]></link>
 <author><![CDATA[hxl202319]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Fri, 31 Dec 2010 08:19:31 +0000]]></pubdate>
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