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 <title><![CDATA[急急急。。。请高手指点关于三菱变频器PI ..]]></title>
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 <description><![CDATA[Latest 50 replies of 急急急。。。请高手指点关于三菱变频器PI ..]]></description>
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 <title><![CDATA[]]></title>
 <description><![CDATA[谢谢baoshizhi大哥的指点～！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-13274#220039.html]]></link>
 <author><![CDATA[kun406]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Thu, 08 May 2008 03:29:13 +0000]]></pubdate>
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 <description><![CDATA[本站有说明书可以下载的,要仔细看看]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-13274#219993.html]]></link>
 <author><![CDATA[baoshizhi]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Thu, 08 May 2008 02:21:40 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[使用S500时,在Pr93中设定控制值. 
 [attachment=7056]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-13274#219989.html]]></link>
 <author><![CDATA[baoshizhi]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Thu, 08 May 2008 02:16:28 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[使用E500时,在Pr133中设定控制值. [attachment=7055]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-13274#219988.html]]></link>
 <author><![CDATA[baoshizhi]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Thu, 08 May 2008 02:15:39 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[变频器的型号!
用变频器PID的功能就不需要plc运算.

变频器需要4-20mA的反馈信号。
可以用PLC输出设定值给变频器，但那样就不需要用变频器PID的功能，直接用PLC的PID控制不就得了，这么麻烦。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-13274#219419.html]]></link>
 <author><![CDATA[baoshizhi]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Wed, 07 May 2008 04:51:59 +0000]]></pubdate>
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