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 <title><![CDATA[请教一下200PLC与仪表MODBUS通讯的问题]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1575819.html]]></link>
 <description><![CDATA[Latest 50 replies of 请教一下200PLC与仪表MODBUS通讯的问题]]></description>
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 <description><![CDATA[[quote]引用第9楼永恒14于2017-08-04 22:27发表的&nbsp;&nbsp;:
A相电压读取中的 Addr----------40001
B相电压读取中的 Addr----------40003
C相电压读取中的 Addr----------40005
[/quote]
楼上正解]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1575819#1950480.html]]></link>
 <author><![CDATA[shangbinhou]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Thu, 25 Jan 2018 07:37:47 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[这样可以]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1575819#1917260.html]]></link>
 <author><![CDATA[永恒14]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Mon, 28 Aug 2017 11:10:38 +0000]]></pubdate>
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 <description><![CDATA[这个问题我以前也曾经遇到过，确实要以40001开头来读取。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1575819#1917071.html]]></link>
 <author><![CDATA[guozhongning]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Sun, 27 Aug 2017 23:07:31 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[一次读6个字就可以了，怎么分了三次呢？
ADDr参数40001，VB1000是DataPtr参数的话，将CounT参数设置为6，
VD1000，VD1004，VD1008分别对应ABC三相电压]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1575819#1916504.html]]></link>
 <author><![CDATA[wuwm_1974]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Fri, 25 Aug 2017 05:24:59 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[学习了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1575819#1916399.html]]></link>
 <author><![CDATA[360搜索]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Thu, 24 Aug 2017 14:08:27 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[通选没有问题，但是你的是浮点数，你的格式是2143&nbsp;&nbsp;，但是西门子读取的话是1234，所以个人觉得把每个字的两个字节顺序换一下，重组成1个新的浮点数，看与现实是否吻合]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1575819#1914074.html]]></link>
 <author><![CDATA[doublezhou]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Thu, 17 Aug 2017 06:58:29 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[A相电压读取中的 Addr----------40001
B相电压读取中的 Addr----------40003
C相电压读取中的 Addr----------40005]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1575819#1910874.html]]></link>
 <author><![CDATA[永恒14]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Fri, 04 Aug 2017 14:27:12 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[地址加40001]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1575819#1879898.html]]></link>
 <author><![CDATA[请叫我老六]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Wed, 12 Apr 2017 11:01:27 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[感觉是通信地址错误，西门子读写保持寄存器地址都是4000以上]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1575819#1879194.html]]></link>
 <author><![CDATA[sanlihu]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Mon, 10 Apr 2017 06:26:05 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[仪表地址要加上40001，才可以。用串口软件调试一下看看。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1575819#1878953.html]]></link>
 <author><![CDATA[zhangshan999]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Sun, 09 Apr 2017 08:30:17 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[QJ71C24N Modbus Rtu 方式 论坛有资料]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1575819#1878339.html]]></link>
 <author><![CDATA[marygreat123]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Fri, 07 Apr 2017 06:17:46 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[RTU通讯 读取地址 都是40000多&nbsp;&nbsp;看你的地址&nbsp;&nbsp;显然不对

 [s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1575819#1878333.html]]></link>
 <author><![CDATA[月泽]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Fri, 07 Apr 2017 06:11:59 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[quote]引用第2楼haomaiggq于2017-04-07 11:13发表的&nbsp;&nbsp;:
地址错误吧，仔细查地址吧
[/quote]
我也感觉地址对不上，照理应该是40001起始。看来还得问问厂家。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1575819#1878279.html]]></link>
 <author><![CDATA[cd_looper]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Fri, 07 Apr 2017 03:32:52 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[地址错误吧，仔细查地址吧]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1575819#1878274.html]]></link>
 <author><![CDATA[haomaiggq]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Fri, 07 Apr 2017 03:13:41 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[期待大神解答]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1575819#1878269.html]]></link>
 <author><![CDATA[zibuyu296]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Fri, 07 Apr 2017 02:49:34 +0000]]></pubdate>
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