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 <title><![CDATA[请教大家一个问题？]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1473414.html]]></link>
 <description><![CDATA[Latest 50 replies of 请教大家一个问题？]]></description>
 <copyright><![CDATA[Copyright(C) 工控人家园]]></copyright>
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 <lastBuildDate><![CDATA[Thu, 07 May 2026 12:13:28 +0000]]></lastBuildDate>
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 <title><![CDATA[工控人家园]]></title>
 <link><![CDATA[http://www.ymmfa.com]]></link>
 <description><![CDATA[工控人家园]]></description>
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 <description><![CDATA[这个不知道行不行，没试过 [attachment=129438]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1473414#1625235.html]]></link>
 <author><![CDATA[新工电工]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 03 Dec 2014 04:39:18 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[s:17]&nbsp;&nbsp;[s:17]&nbsp;&nbsp;[s:17]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1473414#1625129.html]]></link>
 <author><![CDATA[w421635637]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 03 Dec 2014 01:52:54 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[quote]引用第2楼龙云浪子于2014-12-02 09:49发表的&nbsp;&nbsp;:
只凭这三个元件，做不了。
[/quote]


用中继继电器做一个单按钮启停的控制线路就可以了。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1473414#1625091.html]]></link>
 <author><![CDATA[龙云浪子]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 03 Dec 2014 00:19:24 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[所谓的高手]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1473414#1624844.html]]></link>
 <author><![CDATA[supermax]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 02 Dec 2014 07:27:26 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[加了5个中继]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1473414#1624837.html]]></link>
 <author><![CDATA[tsshn2010]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 02 Dec 2014 07:14:16 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[quote]引用第8楼二手男人于2014-12-02 14:33发表的&nbsp;&nbsp;:
[attachment=129389]给你画了草图，供参考
[/quote]
谢谢 高手]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1473414#1624828.html]]></link>
 <author><![CDATA[shaolvli]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 02 Dec 2014 06:58:13 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[如果开关或按钮不是双联的，加多一个继电器用X0控制，再用这继电器两个触头代替两X0就是]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1473414#1624827.html]]></link>
 <author><![CDATA[supermax]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 02 Dec 2014 06:57:42 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[s:21]&nbsp;&nbsp;[s:21]&nbsp;&nbsp;[s:21]&nbsp;&nbsp;[s:21]&nbsp;&nbsp;[s:21]&nbsp;&nbsp;[s:21]&nbsp;&nbsp;[s:21]&nbsp;&nbsp;[s:21]&nbsp;&nbsp;[s:21]&nbsp;&nbsp;[s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1473414#1624820.html]]></link>
 <author><![CDATA[supermax]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 02 Dec 2014 06:40:41 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[[attachment=129389]给你画了草图，供参考]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1473414#1624817.html]]></link>
 <author><![CDATA[二手男人]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 02 Dec 2014 06:33:56 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[quote]引用第4楼fom于2014-12-02 11:20发表的&nbsp;&nbsp;:
理论上行，实际难以实现，还是用电子触发器或点数少的PLC才可靠且实用。
[/quote]
能大概的说说理论上的吗]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1473414#1624811.html]]></link>
 <author><![CDATA[shaolvli]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 02 Dec 2014 06:22:27 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[quote]引用第5楼二手男人于2014-12-02 11:33发表的&nbsp;&nbsp;:
要加中继
[/quote]
加中继能说说怎么接线吗]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1473414#1624802.html]]></link>
 <author><![CDATA[shaolvli]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 02 Dec 2014 05:34:12 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[要加中继]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1473414#1624759.html]]></link>
 <author><![CDATA[二手男人]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 02 Dec 2014 03:33:36 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[理论上行，实际难以实现，还是用电子触发器或点数少的PLC才可靠且实用。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1473414#1624754.html]]></link>
 <author><![CDATA[fom]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 02 Dec 2014 03:20:36 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[两个AH3-3？]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1473414#1624723.html]]></link>
 <author><![CDATA[liuqiang2012]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 02 Dec 2014 01:51:37 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[只凭这三个元件，做不了。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1473414#1624719.html]]></link>
 <author><![CDATA[龙云浪子]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 02 Dec 2014 01:49:48 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[开关是点动开关]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1473414#1624715.html]]></link>
 <author><![CDATA[shaolvli]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 02 Dec 2014 01:44:07 +0000]]></pubdate>
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