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 <title><![CDATA[5A电流信号怎么变换成4到20MA或0到10V]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-144641.html]]></link>
 <description><![CDATA[Latest 50 replies of 5A电流信号怎么变换成4到20MA或0到10V]]></description>
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 <description><![CDATA[工控人家园]]></description>
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 <title><![CDATA[]]></title>
 <description><![CDATA[用电流变送器]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-144641#1236887.html]]></link>
 <author><![CDATA[2395432544]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Thu, 29 Mar 2012 10:44:26 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[用电流变送器]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-144641#1236661.html]]></link>
 <author><![CDATA[gaoyadian]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Thu, 29 Mar 2012 05:14:46 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[用功率变送表，我们公司就这样用的]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-144641#1235822.html]]></link>
 <author><![CDATA[fanhaipeng]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Wed, 28 Mar 2012 04:39:11 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[真诚的谢谢各位老大耐心的回答]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-144641#1235568.html]]></link>
 <author><![CDATA[huniutadi]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Tue, 27 Mar 2012 23:19:23 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[按2楼的说法就可以。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-144641#1235533.html]]></link>
 <author><![CDATA[hahahaha]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Tue, 27 Mar 2012 15:43:23 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[按错了，具体做法：

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;1：加电阻，等效闭合电路有个欧姆定律，U=I*R，所以R=U/I=10/5=2欧姆。
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;2：用电流互感器，按型号规格买来马上可用]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-144641#1235526.html]]></link>
 <author><![CDATA[leo10041]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Tue, 27 Mar 2012 15:27:18 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[用用电流互感器]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-144641#1235524.html]]></link>
 <author><![CDATA[hmhrobot]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Tue, 27 Mar 2012 15:25:34 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[楼主，我见开关电源上有个电压采集和电流采集反馈通过运放比较后调解开关频率而形成一个闭环控制系统。所以我想你说的这个原理一样。
 
&nbsp;&nbsp;&nbsp;&nbsp;具体做法，]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-144641#1235523.html]]></link>
 <author><![CDATA[leo10041]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Tue, 27 Mar 2012 15:23:06 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[买个电量变送器啊可以吧0-5A转换成4-20MA或者0-10V]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-144641#1235488.html]]></link>
 <author><![CDATA[zqing2003]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Tue, 27 Mar 2012 14:27:13 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[用电流互感器]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-144641#1235479.html]]></link>
 <author><![CDATA[工控者]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Tue, 27 Mar 2012 14:16:58 +0000]]></pubdate>
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