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 <title><![CDATA[求助，变频器modbus通讯问题]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1458458.html]]></link>
 <description><![CDATA[Latest 50 replies of 求助，变频器modbus通讯问题]]></description>
 <copyright><![CDATA[Copyright(C) 工控人家园]]></copyright>
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 <lastBuildDate><![CDATA[Sun, 10 May 2026 11:23:25 +0000]]></lastBuildDate>
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 <description><![CDATA[工控人家园]]></description>
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 <title><![CDATA[]]></title>
 <description><![CDATA[地址，波特率，格式，都要检查！！！ [s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1458458#1583508.html]]></link>
 <author><![CDATA[leechonghua]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 05 Jul 2014 13:41:25 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[你首先确定plc与变频器通讯是否是正常的，可以用串口调试软件监控一下发送接收的代码是否是正确的，然后再看一下变频器运行方式，频率给定方式参数是否是485通讯！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1458458#1582019.html]]></link>
 <author><![CDATA[独语-谢啦]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 30 Jun 2014 08:01:30 +0000]]></pubdate>
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 <description><![CDATA[变频器也设置了，F39=2,F40=0,F93=35.01,
但是无论发多少的频率过去，变频器一律之输出3.00Hz]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1458458#1578027.html]]></link>
 <author><![CDATA[xyzenter]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 14 Jun 2014 01:42:29 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[同意楼上 变频器控制方式没有设置]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1458458#1577805.html]]></link>
 <author><![CDATA[无人值班]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 13 Jun 2014 08:24:30 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[变频器控制方式有设置吗]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1458458#1577773.html]]></link>
 <author><![CDATA[taotaoba]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 13 Jun 2014 06:08:56 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[你变频器频率设置相关参数设置好了吗？]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1458458#1577677.html]]></link>
 <author><![CDATA[ogreman]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 13 Jun 2014 02:56:18 +0000]]></pubdate>
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