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 <title><![CDATA[变频器两种频率转换]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1477758.html]]></link>
 <description><![CDATA[Latest 50 replies of 变频器两种频率转换]]></description>
 <copyright><![CDATA[Copyright(C) 工控人家园]]></copyright>
 <generator><![CDATA[www.ymmfa.com]]></generator>
 <lastBuildDate><![CDATA[Mon, 06 Apr 2026 22:15:15 +0000]]></lastBuildDate>
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 <title><![CDATA[工控人家园]]></title>
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 <description><![CDATA[工控人家园]]></description>
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 <title><![CDATA[]]></title>
 <description><![CDATA[也可用两个电位器切换频率控制]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1477758#1644367.html]]></link>
 <author><![CDATA[心中的阳光]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 06 Feb 2015 08:29:41 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[很简单的控制也要发帖]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1477758#1643961.html]]></link>
 <author><![CDATA[sxy2005mlj]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 05 Feb 2015 02:09:16 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[好吧，没用过时钟控制器，get]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1477758#1643898.html]]></link>
 <author><![CDATA[指环王]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 05 Feb 2015 00:12:19 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[用多段速控制]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1477758#1643801.html]]></link>
 <author><![CDATA[chou2003]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 04 Feb 2015 11:30:57 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[固定频率 楼上的方法肯定没问题&nbsp;&nbsp;但是楼主还要调速&nbsp;&nbsp;楼上的办法能办到吗？

其实最简单的办法 在调速电位器前端串一个同阻值的电阻&nbsp;&nbsp;再用开关是否短接 此电阻 即可达到楼主 白天晚上的功能]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1477758#1640408.html]]></link>
 <author><![CDATA[心情不错]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 22 Jan 2015 15:17:11 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[1楼点赞]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1477758#1640364.html]]></link>
 <author><![CDATA[zhaodong000]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 22 Jan 2015 12:58:20 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[非常简单，加一个时钟控制器进行多段速自动控制。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1477758#1640359.html]]></link>
 <author><![CDATA[wolf0718]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 22 Jan 2015 12:52:09 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[这个问题，看看说明书就解决了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1477758#1640212.html]]></link>
 <author><![CDATA[今夜有雨]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 22 Jan 2015 03:03:45 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[quote]引用第3楼和谐共赢于2015-01-22 10:53发表的&nbsp;&nbsp;:
1楼方法好，赞一个
[/quote]
有什么好赞的，这么简单的应用，搞过变频器的都会吧]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1477758#1640210.html]]></link>
 <author><![CDATA[zrsheng]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 22 Jan 2015 02:57:21 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[1楼方法好，赞一个]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1477758#1640208.html]]></link>
 <author><![CDATA[和谐共赢]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 22 Jan 2015 02:53:20 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[采用多段速控制，转换切换变频器端子，在内部设置端子1用40hz 端子2 20HZ ,]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1477758#1640204.html]]></link>
 <author><![CDATA[lijiqiang]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 22 Jan 2015 02:48:38 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[外部接线即可，开关控制切换两段速（1段设置40Hz，1段设置20Hz）；加个时钟控制器更方便（设定好时间自动切换）。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1477758#1640202.html]]></link>
 <author><![CDATA[lixianji_007]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 22 Jan 2015 02:46:04 +0000]]></pubdate>
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