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 <title><![CDATA[中间继电器问题]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-21129.html]]></link>
 <description><![CDATA[Latest 50 replies of 中间继电器问题]]></description>
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 <description><![CDATA[是的，把不亮的那个电源对换一下]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-21129#312321.html]]></link>
 <author><![CDATA[qxm]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 18 Sep 2008 06:18:06 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[quote]引用第14楼wwm于2008-09-16 20:24发表的&nbsp;&nbsp;:
继电器不动作即继电器座不好,继电器动作即发光管不好.继电器是没有极性的.[/quote]
说话要注意.直流继电器线圈是有分正,负的.别误人子弟.]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-21129#311620.html]]></link>
 <author><![CDATA[魔鬼小子]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 17 Sep 2008 07:10:14 +0000]]></pubdate>
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 <description><![CDATA[估计也是电源接反了,把不亮的那只线圈上的两根线对换试一下.]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-21129#311452.html]]></link>
 <author><![CDATA[sdqx]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 17 Sep 2008 03:41:10 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[应该是发光管坏了，但不影响中间继电器的工作]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-21129#311355.html]]></link>
 <author><![CDATA[yasen]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 17 Sep 2008 00:09:07 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[可能分压电阻烧啦]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-21129#311071.html]]></link>
 <author><![CDATA[boy]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 16 Sep 2008 12:26:20 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[这有什么奇怪的?我用过欧姆龙的继电器,灯还时亮时不亮的(可以听到继电器触头吸合声).
继续用没问题,不行换个继电器.没几个钱,懒得检查.
话又说回来,继电器吸合正常灯不亮肯定要检查发光二极管,分压电阻还有就是焊点是否脱焊.]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-21129#310758.html]]></link>
 <author><![CDATA[魔鬼小子]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 16 Sep 2008 06:13:01 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[多讲的很好,应该加分 [s:32]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-21129#308210.html]]></link>
 <author><![CDATA[shenjianye]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 12 Sep 2008 10:02:48 +0000]]></pubdate>
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 <title><![CDATA[Re:]]></title>
 <description><![CDATA[带发光二极管直流中间继电器有的是有极性要求的，也就是说正负极不能接反的。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-21129#307888.html]]></link>
 <author><![CDATA[天玉月]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 12 Sep 2008 00:18:34 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[查下电源接反没，没接反的话看看二极管是不是好的]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-21129#307794.html]]></link>
 <author><![CDATA[china_1ysz]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 11 Sep 2008 15:13:14 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[这样的事，没遇到]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-21129#307363.html]]></link>
 <author><![CDATA[明星]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 11 Sep 2008 06:09:39 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[我估计也是电源接反了,把不亮的那只线圈上的两根线对换试一下.这件事我有碰到过.]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-21129#307241.html]]></link>
 <author><![CDATA[吕梁]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 11 Sep 2008 02:59:13 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[查看电源接线是不是反了　　要不直接和

旁边一样型号的互换试试]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-21129#307066.html]]></link>
 <author><![CDATA[haitun0977]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 10 Sep 2008 23:55:32 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[要看看如何接法]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-21129#306932.html]]></link>
 <author><![CDATA[penwengang]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 10 Sep 2008 15:41:05 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[对，正负级反过来试试!]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-21129#306805.html]]></link>
 <author><![CDATA[zyfzxh]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 10 Sep 2008 13:40:37 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[查看电源是否接反，直流存在这样的问题]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-21129#306668.html]]></link>
 <author><![CDATA[buyiwuxi]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 10 Sep 2008 11:42:58 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[应该 没 问题 的]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-21129#306601.html]]></link>
 <author><![CDATA[cjhua810812]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 10 Sep 2008 09:40:18 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[看下发光管坏没,有电压,证明电源好的.]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-21129#306593.html]]></link>
 <author><![CDATA[黄猛]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 10 Sep 2008 09:29:24 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[查发光二极管和分压电阻哦]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-21129#306557.html]]></link>
 <author><![CDATA[ljl5130]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 10 Sep 2008 08:24:36 +0000]]></pubdate>
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