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 <title><![CDATA[高手师傅请进！]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-123770.html]]></link>
 <description><![CDATA[Latest 50 replies of 高手师傅请进！]]></description>
 <copyright><![CDATA[Copyright(C) 工控人家园]]></copyright>
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 <description><![CDATA[大家踊跃发言讨论啊，集思广益才能人人受益，学到东西，谢谢大家，咱学习了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-123770#1151573.html]]></link>
 <author><![CDATA[dongrulei]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 28 Oct 2011 01:42:27 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[我个人认为做个组态比较好。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-123770#1151429.html]]></link>
 <author><![CDATA[汪之生]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 27 Oct 2011 14:59:49 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[用组态软件做监控，PLC和变频器485通讯，读出这些数据就可以了。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-123770#1151115.html]]></link>
 <author><![CDATA[yangruiwu]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 27 Oct 2011 08:19:13 +0000]]></pubdate>
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 <description><![CDATA[弄个485转232的转换器再自己编写个VB程序，一切就变得这么简单。 [s:26]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-123770#1151044.html]]></link>
 <author><![CDATA[子丑寅卯9]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 27 Oct 2011 06:25:05 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[用组态软件来控制的话是通过通讯来实现的，即可通过485口来控制变频器，另外一种是通过D/A转换成模拟信号，通过变频器的输入控制端子来控制。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-123770#1150969.html]]></link>
 <author><![CDATA[aoouang]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 27 Oct 2011 03:18:45 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[可以用通讯的方式]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-123770#1150964.html]]></link>
 <author><![CDATA[1qaz]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 27 Oct 2011 03:11:46 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[可以说的详细点吗？谢谢了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-123770#1150879.html]]></link>
 <author><![CDATA[dongrulei]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 27 Oct 2011 02:15:16 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[用组态]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-123770#1150866.html]]></link>
 <author><![CDATA[琴声嘹亮]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 27 Oct 2011 01:51:55 +0000]]></pubdate>
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