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 <title><![CDATA[西门子plc与三菱F740modbus通讯]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1477545.html]]></link>
 <description><![CDATA[Latest 50 replies of 西门子plc与三菱F740modbus通讯]]></description>
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 <description><![CDATA[做过三菱FX3U与三菱F740变频器通过485BD板卡通信，有专用的控制指令，读写数据、控制都很方便，西门子的没用过。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1477545#1640286.html]]></link>
 <author><![CDATA[lixianji_007]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 22 Jan 2015 07:26:25 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[西门子modbus库，对应填写地址即可。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1477545#1640245.html]]></link>
 <author><![CDATA[e3926400]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 22 Jan 2015 04:46:15 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[加我详谈.QQ:707949556.最近一直都在研究通迅.]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1477545#1640241.html]]></link>
 <author><![CDATA[平凡人生]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 22 Jan 2015 04:23:39 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[能具体点儿吗？我现在做上通讯了，程序也写了几步，可是模拟量信号传不进去]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1477545#1639610.html]]></link>
 <author><![CDATA[spspwj]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 20 Jan 2015 02:53:25 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[那个很简单啊，用西门子200库指令就可以了。200与变频器通迅，触摸屏再与200通迅，要用2个通迅口，不知道一个口能不能做？没有试过。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1477545#1639576.html]]></link>
 <author><![CDATA[平凡人生]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 20 Jan 2015 01:32:16 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[我想通过plc控制变频器的启动和读写频率]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1477545#1639542.html]]></link>
 <author><![CDATA[spspwj]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 19 Jan 2015 22:45:04 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[没有说明你想怎么控制变频器，就是说对变频器的控制目的&nbsp;&nbsp;怎么给你解决。你想达到什么控制目的]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1477545#1639538.html]]></link>
 <author><![CDATA[weisongyuan]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 19 Jan 2015 18:01:46 +0000]]></pubdate>
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