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 <title><![CDATA[接近开关如何控制门打开报警]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1477114.html]]></link>
 <description><![CDATA[Latest 50 replies of 接近开关如何控制门打开报警]]></description>
 <copyright><![CDATA[Copyright(C) 工控人家园]]></copyright>
 <generator><![CDATA[www.ymmfa.com]]></generator>
 <lastBuildDate><![CDATA[Fri, 10 Apr 2026 14:52:55 +0000]]></lastBuildDate>
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 <title><![CDATA[工控人家园]]></title>
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 <description><![CDATA[工控人家园]]></description>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[用行程开关 就行]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1477114#1678538.html]]></link>
 <author><![CDATA[下世纪的翅膀]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 25 Jun 2015 13:51:24 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[加一个中间继电器就行了！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1477114#1648854.html]]></link>
 <author><![CDATA[liangge108]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 10 Mar 2015 09:57:24 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[应该还需要一个直流24v电源，蜂鸣器和接近开关是24V的话，用接近开关的输入信号控制继电器，蜂鸣器接常闭触点，就可以了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1477114#1638134.html]]></link>
 <author><![CDATA[achang945]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 15 Jan 2015 03:33:37 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[这个简单就向冰箱内灯一样。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1477114#1638120.html]]></link>
 <author><![CDATA[小小蜗牛]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 15 Jan 2015 03:10:14 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[个人感觉一根线串上旋钮开关，行程开关，喇叭，&nbsp;&nbsp;你这个要求就搞定了，&nbsp;&nbsp;
有人在里面时打开旋钮开关，&nbsp;&nbsp;此时有人进来时行程开关导通喇叭响起，关门行程开关断开&nbsp;&nbsp;喇叭断掉]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1477114#1638100.html]]></link>
 <author><![CDATA[danwei]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 15 Jan 2015 02:47:16 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[把门做一个接近开关，就是门和门框闭合时断开报警器，当他推开门时，接近开关分离，产生报警就可以了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1477114#1638068.html]]></link>
 <author><![CDATA[zhaodong000]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 15 Jan 2015 01:43:36 +0000]]></pubdate>
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