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 <title><![CDATA[当用电位器时如何读出变频器的运行频率]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-58997.html]]></link>
 <description><![CDATA[Latest 50 replies of 当用电位器时如何读出变频器的运行频率]]></description>
 <copyright><![CDATA[Copyright(C) 工控人家园]]></copyright>
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 <lastBuildDate><![CDATA[Thu, 30 Apr 2026 03:26:17 +0000]]></lastBuildDate>
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 <title><![CDATA[工控人家园]]></title>
 <link><![CDATA[http://www.ymmfa.com]]></link>
 <description><![CDATA[工控人家园]]></description>
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 <title><![CDATA[]]></title>
 <description><![CDATA[客户需要的就是电位器控制，频率显示在触摸屏上。&nbsp;&nbsp;易于操作]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-58997#753308.html]]></link>
 <author><![CDATA[angela1024]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 31 Mar 2010 14:30:20 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[不是有个接点既可设为频率输出，也可设模拟量输出？]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-58997#753056.html]]></link>
 <author><![CDATA[zymzym]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 31 Mar 2010 09:42:35 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[对，用通讯 [s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-58997#752997.html]]></link>
 <author><![CDATA[a42203402]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 31 Mar 2010 07:54:59 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[如果是用通讯做，那控制部分也直接用通讯做了，不要用电位器]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-58997#752847.html]]></link>
 <author><![CDATA[carrful]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 31 Mar 2010 03:45:56 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[RS通信指令可以的。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-58997#752803.html]]></link>
 <author><![CDATA[pretco123]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 31 Mar 2010 02:33:30 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[变频器应该有一个对应的模拟输出0-10V的端子的，可以读入plc。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-58997#752729.html]]></link>
 <author><![CDATA[yyhexf]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 31 Mar 2010 00:38:34 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[应该是H6F]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-58997#752632.html]]></link>
 <author><![CDATA[sjm213]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 30 Mar 2010 15:31:27 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[写入与读出快慢速的频率，我是知道。&nbsp;&nbsp; 但用电位器来控制变频器运行频率，我都不知道此时的指令代码是多少？&nbsp;&nbsp; 只用通讯不用A/D]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-58997#752470.html]]></link>
 <author><![CDATA[angela1024]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 30 Mar 2010 12:49:43 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[通讯好像没有运行频率啊，可否教下]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-58997#752466.html]]></link>
 <author><![CDATA[angela1024]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 30 Mar 2010 12:46:41 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[1,a/d转换
2,通讯]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-58997#752463.html]]></link>
 <author><![CDATA[linglong]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 30 Mar 2010 12:44:19 +0000]]></pubdate>
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