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 <title><![CDATA[plc输出问题]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1392153.html]]></link>
 <description><![CDATA[Latest 50 replies of plc输出问题]]></description>
 <copyright><![CDATA[Copyright(C) 工控人家园]]></copyright>
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 <lastBuildDate><![CDATA[Wed, 20 May 2026 13:17:31 +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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 <title><![CDATA[]]></title>
 <description><![CDATA[典型没事瞎折腾]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1392153#1331258.html]]></link>
 <author><![CDATA[乌龟船长]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 26 Aug 2012 04:52:19 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[4楼正解]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1392153#1331194.html]]></link>
 <author><![CDATA[xtihee]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 26 Aug 2012 02:13:34 +0000]]></pubdate>
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 <description><![CDATA[看说明书只要输出点有足够的容量就可以，你说的一个点带1、2个指示灯没有问题，短路时易损坏PLC输出点]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1392153#1331187.html]]></link>
 <author><![CDATA[tieyuannan]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 26 Aug 2012 02:07:03 +0000]]></pubdate>
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 <description><![CDATA[plc都用上了还在乎一个继电器，万一点烧了就大发了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1392153#1330594.html]]></link>
 <author><![CDATA[cuixiaobao12]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 24 Aug 2012 13:42:59 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[可用继电器输出型的PLC；
可参阅相应PLC的硬件类手册或样本，看其负载能力供参考。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1392153#1330497.html]]></link>
 <author><![CDATA[qlin]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 24 Aug 2012 10:42:34 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[加入中间继电器是起到一个安全保护的作用。如果负载电流小，不足以烧坏PLC输出点，你可以试试。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1392153#1330399.html]]></link>
 <author><![CDATA[496968986]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 24 Aug 2012 07:50:40 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[PLC输出触点额定电流一般为2A，按50%使用是可以的。但大多数应用都采用小型继电器隔离，这样可以延长PLC输出触点的寿命。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1392153#1330398.html]]></link>
 <author><![CDATA[cdm560221]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 24 Aug 2012 07:48:40 +0000]]></pubdate>
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 <description><![CDATA[谢谢上面的回答，我不想用中间继电器，所以才问的，也没用过，反正不是很复杂的编程。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1392153#1330362.html]]></link>
 <author><![CDATA[gaoshicai888]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 24 Aug 2012 06:46:57 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[继电器MR满足]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1392153#1330139.html]]></link>
 <author><![CDATA[tangshiwei3]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 24 Aug 2012 01:58:41 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[小电流负载是可以的]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1392153#1330117.html]]></link>
 <author><![CDATA[郑先生]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 24 Aug 2012 01:36:12 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[电流太大的话建议你用中间继电器，一个点可比继电器要贵啊，MR都可以]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1392153#1329518.html]]></link>
 <author><![CDATA[lzmtxp99]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 23 Aug 2012 01:25:08 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[可以.....MR系列的]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1392153#1329515.html]]></link>
 <author><![CDATA[yangjiejie]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 23 Aug 2012 01:21:01 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[如果是小负载电流小于5A的话，继电器输出型或双向晶闸管型的PLC都是可以的。三菱PLC的话MR的都能满足你的需要。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1392153#1329504.html]]></link>
 <author><![CDATA[dl2006]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 23 Aug 2012 01:12:42 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[就问问这种不用中继可以否、？别答非所问]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1392153#1329494.html]]></link>
 <author><![CDATA[gaoshicai888]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 23 Aug 2012 01:05:27 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[大材小用]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1392153#1329482.html]]></link>
 <author><![CDATA[zgf889]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 23 Aug 2012 00:51:23 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[几瓦的灯也用PLC,不是大材小用吗?]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1392153#1329481.html]]></link>
 <author><![CDATA[zgf889]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 23 Aug 2012 00:50:54 +0000]]></pubdate>
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