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 <title><![CDATA[用PLC改造下图继电器--接触式电气控制电路]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1373466.html]]></link>
 <description><![CDATA[Latest 50 replies of 用PLC改造下图继电器--接触式电气控制电路]]></description>
 <copyright><![CDATA[Copyright(C) 工控人家园]]></copyright>
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 <description><![CDATA[这也要请教！星三角启动!&nbsp;&nbsp;]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1373466#1263448.html]]></link>
 <author><![CDATA[fnhghdyygt]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Wed, 09 May 2012 09:21:12 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[楼主对降压启动还是不熟，我也一样。其实用PLC表达很简答，实物图看起来就有点乱。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1373466#1261844.html]]></link>
 <author><![CDATA[337340504]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Mon, 07 May 2012 05:27:56 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[谢谢各位指导，问题已解决！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1373466#1261783.html]]></link>
 <author><![CDATA[chuguang]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Mon, 07 May 2012 03:58:37 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[quote]引用第13楼xtihee于2012-05-01 22:44发表的&nbsp;&nbsp;:
好像是星三角降压起动，这个多想一想就会了？
[/quote]
这应该是双速电机]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1373466#1259214.html]]></link>
 <author><![CDATA[0760]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Thu, 03 May 2012 04:42:15 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[大材小用了.]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1373466#1259078.html]]></link>
 <author><![CDATA[nbamtv123]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Thu, 03 May 2012 01:16:02 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[没必要，杀鸡不用宰牛刀啊]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1373466#1258467.html]]></link>
 <author><![CDATA[neilnie]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Tue, 01 May 2012 17:40:36 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[好像是星三角降压起动，这个多想一想就会了？]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1373466#1258406.html]]></link>
 <author><![CDATA[xtihee]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Tue, 01 May 2012 14:44:29 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[这个学过几天就会搞了、]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1373466#1258395.html]]></link>
 <author><![CDATA[394388686]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Tue, 01 May 2012 14:32:04 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[quote]引用第4楼qfgkr于2012-04-24 20:05发表的&nbsp;&nbsp;:
要实现低速和高速，需要增加变频器！
[/quote]

这个是双绕阻电机，不要变频器]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1373466#1256682.html]]></link>
 <author><![CDATA[乌龟船长]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Sat, 28 Apr 2012 10:05:18 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[那天用PLC改个正反转玩玩，那多烧钱 [s:39]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1373466#1256634.html]]></link>
 <author><![CDATA[chenjiemo]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Sat, 28 Apr 2012 07:50:19 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[可以实现 [s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1373466#1256249.html]]></link>
 <author><![CDATA[ccyang0124]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Fri, 27 Apr 2012 15:29:33 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[quote]引用第5楼chuguang于2012-04-25 12:08发表的&nbsp;&nbsp;:

还是想不明白，怎么用PLC设计电源指示？如果用M8000,也要等到PLC运行才能指示。当然不用PLC，很容易实现了。
[/quote]

不用PLC确实很容易，楼主想如何做这个电源指示呢？]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1373466#1254589.html]]></link>
 <author><![CDATA[meipingboy]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Wed, 25 Apr 2012 08:50:36 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[态容易了，多想想就会啦，参考一下星角启动。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1373466#1254467.html]]></link>
 <author><![CDATA[海滨01]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Wed, 25 Apr 2012 04:55:05 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[quote]引用第3楼xcw于2012-04-24 19:04发表的&nbsp;&nbsp;:
多想想就会啦。
[/quote]
还是想不明白，怎么用PLC设计电源指示？如果用M8000,也要等到PLC运行才能指示。当然不用PLC，很容易实现了。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1373466#1254438.html]]></link>
 <author><![CDATA[chuguang]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Wed, 25 Apr 2012 04:08:12 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[要实现低速和高速，需要增加变频器！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1373466#1254026.html]]></link>
 <author><![CDATA[qfgkr]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Tue, 24 Apr 2012 12:05:36 +0000]]></pubdate>
</item>
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 <title><![CDATA[]]></title>
 <description><![CDATA[多想想就会啦。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1373466#1253986.html]]></link>
 <author><![CDATA[xcw]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Tue, 24 Apr 2012 11:04:36 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[这是个简单的问题，自己好好想想吧]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1373466#1253971.html]]></link>
 <author><![CDATA[zxywkq]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Tue, 24 Apr 2012 10:25:40 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[这个电路图么,对于PLC来说,有点大材小用了.
你要有指示灯,很好弄,买继电器输出的,直接控制指示灯.]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1373466#1253970.html]]></link>
 <author><![CDATA[meipingboy]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Tue, 24 Apr 2012 10:23:06 +0000]]></pubdate>
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