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 <title><![CDATA[烧坏三菱PLC输出继电器三极管]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-94186.html]]></link>
 <description><![CDATA[Latest 50 replies of 烧坏三菱PLC输出继电器三极管]]></description>
 <copyright><![CDATA[Copyright(C) 工控人家园]]></copyright>
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 <lastBuildDate><![CDATA[Fri, 17 Apr 2026 19:40:39 +0000]]></lastBuildDate>
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 <title><![CDATA[工控人家园]]></title>
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 <title><![CDATA[]]></title>
 <description><![CDATA[短路自然会烧触点啊]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-94186#968439.html]]></link>
 <author><![CDATA[wuliangfu]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 09 Feb 2011 05:49:43 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[我认同6楼的看法]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-94186#967462.html]]></link>
 <author><![CDATA[cfdq]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 06 Feb 2011 00:46:40 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[同意6楼的见解！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-94186#957012.html]]></link>
 <author><![CDATA[20100809]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 15 Jan 2011 02:23:58 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[应该是外设备短路造成的]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-94186#956998.html]]></link>
 <author><![CDATA[871117]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 15 Jan 2011 01:34:41 +0000]]></pubdate>
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 <description><![CDATA[看后两张图，输出点存在很大的短路电流引起的，外设的保护基本没怎么起作用。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-94186#956984.html]]></link>
 <author><![CDATA[wsir123]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 15 Jan 2011 01:13:34 +0000]]></pubdate>
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 <description><![CDATA[我觉得6楼的不错 值得肯定&nbsp;&nbsp; 其实应该是当Y&nbsp;&nbsp;（Y14） 有输出时，Y14与N24之间电压为0V&nbsp;&nbsp;，当图中的继电器线圈短路时，P24与Y14之间电压为0V，所以连接Y14的端口的回路间P24与N24直接短接了，也就是短路 所以Y14端口中的三极管会烧坏&nbsp;&nbsp;因此加个断路器最佳&nbsp;&nbsp; 谢谢大家的 ..]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-94186#956916.html]]></link>
 <author><![CDATA[lingsun]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 14 Jan 2011 15:08:17 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[换掉3极管，再检查下相关电路]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-94186#956869.html]]></link>
 <author><![CDATA[ldq_yang]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 14 Jan 2011 14:02:42 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[24v电源要加2A熔断器再接到24V继电器线圈，线圈另一端再接到PLC输出点上，COM1。。。COMn接24v负端，我都是这样接的，熔断器芯子选快速的RT14]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-94186#956808.html]]></link>
 <author><![CDATA[萧风]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 14 Jan 2011 12:45:16 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[可能是输出电流过大或有短路所造成]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-94186#956772.html]]></link>
 <author><![CDATA[dl2006]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 14 Jan 2011 11:54:39 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[短路电流很大的 当然会烧坏plc输出三极管的 如果是继电器输出的会使继电器触点粘连]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-94186#956460.html]]></link>
 <author><![CDATA[人生如梦]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 14 Jan 2011 03:19:51 +0000]]></pubdate>
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 <description><![CDATA[[size=5]有可能是因为用户用电不规范，一般]是240V+-10%,超过极限就会烧坏]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-94186#956454.html]]></link>
 <author><![CDATA[zhouzhoubibi]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 14 Jan 2011 03:09:22 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[烧坏了换掉就完了呗]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-94186#956432.html]]></link>
 <author><![CDATA[杨康]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 14 Jan 2011 02:36:10 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[自己先顶下&nbsp;&nbsp;大家接力啊]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-94186#956328.html]]></link>
 <author><![CDATA[lingsun]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 13 Jan 2011 16:21:28 +0000]]></pubdate>
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