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 <title><![CDATA[S7-200和变频器这样连接可以吗]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1451943.html]]></link>
 <description><![CDATA[Latest 50 replies of S7-200和变频器这样连接可以吗]]></description>
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 <description><![CDATA[可以，先要确定模拟量类型，然后PLC侧设置成无源输出，电源由变频器供给。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1451943#1627864.html]]></link>
 <author><![CDATA[宵小晚辈]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Thu, 11 Dec 2014 08:00:41 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[学习了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1451943#1627147.html]]></link>
 <author><![CDATA[hsq110]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Tue, 09 Dec 2014 03:29:14 +0000]]></pubdate>
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 <description><![CDATA[可以，但是需要设置变频器的相应的参数 的。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1451943#1625495.html]]></link>
 <author><![CDATA[zhouqi]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Thu, 04 Dec 2014 02:26:53 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[可以的]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1451943#1625485.html]]></link>
 <author><![CDATA[gkrjkh]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Thu, 04 Dec 2014 01:21:57 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[没问题]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1451943#1625381.html]]></link>
 <author><![CDATA[sanlihu]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Wed, 03 Dec 2014 13:52:13 +0000]]></pubdate>
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 <description><![CDATA[必须可以啊 这个 我们经常这么干的&nbsp;&nbsp;直接模拟输出&nbsp;&nbsp;然后变频器用模拟电压或者电流作为频率信号&nbsp;&nbsp; 这个比通讯简单]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1451943#1625370.html]]></link>
 <author><![CDATA[wuyang750]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Wed, 03 Dec 2014 13:24:57 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[可以的]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1451943#1618235.html]]></link>
 <author><![CDATA[低价工控]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Mon, 10 Nov 2014 11:31:29 +0000]]></pubdate>
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 <description><![CDATA[有些变频器可以脉冲输入控制频率的，我就用三菱和国产源信和艾克特变频器，利用PLC发脉冲来调频的]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1451943#1618101.html]]></link>
 <author><![CDATA[nzm800]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Mon, 10 Nov 2014 03:51:00 +0000]]></pubdate>
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 <description><![CDATA[楼主既然能想到这样接，就能想到怎样设置了。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1451943#1618074.html]]></link>
 <author><![CDATA[zq11111]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Mon, 10 Nov 2014 02:36:04 +0000]]></pubdate>
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 <description><![CDATA[看你用什么变频器，变频器型号那么多，一般出厂值都不是外部端子，所以要设定啊，]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1451943#1617318.html]]></link>
 <author><![CDATA[sz518104]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Fri, 07 Nov 2014 03:25:15 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[支持7楼说法]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1451943#1617259.html]]></link>
 <author><![CDATA[k2n002233]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Thu, 06 Nov 2014 23:52:46 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[肯定没问题]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1451943#1582726.html]]></link>
 <author><![CDATA[liu735]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Thu, 03 Jul 2014 00:32:14 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[S7-300可以，应该200的也可以]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1451943#1582722.html]]></link>
 <author><![CDATA[yuanyong123]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Thu, 03 Jul 2014 00:26:22 +0000]]></pubdate>
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 <description><![CDATA[楼主可能没有描述清楚，实际上你的意思我理解为频率给定采用模拟量0-10V控制，如果是这个是可以的。只需要另外加启动命令信号就可以让变频器启动、停止了，当然变频器相应的设置是必须的。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1451943#1567458.html]]></link>
 <author><![CDATA[wwcwwc]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Sat, 10 May 2014 02:54:37 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[你总是要选择一下变频器的AI输入吧]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1451943#1567099.html]]></link>
 <author><![CDATA[张小牛]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Fri, 09 May 2014 07:12:43 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[变频器是不用设置通讯模式，可是你要设置变频器AI输入的参数呢]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1451943#1555231.html]]></link>
 <author><![CDATA[daocaoren]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Thu, 03 Apr 2014 04:11:08 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[不可以吧&nbsp;&nbsp;变频器一般默认设置是自己带的面板上的电位器，设置很简单的]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1451943#1555227.html]]></link>
 <author><![CDATA[weisongyuan]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Thu, 03 Apr 2014 04:01:26 +0000]]></pubdate>
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