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 <title><![CDATA[关于PLC的COM点用法咨询]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-26338.html]]></link>
 <description><![CDATA[Latest 50 replies of 关于PLC的COM点用法咨询]]></description>
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 <title><![CDATA[]]></title>
 <description><![CDATA[输入输出分开接就行了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-26338#494028.html]]></link>
 <author><![CDATA[huxupin]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 18 Apr 2009 13:13:58 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[没有关系，都可以接。但要选继电器输出的。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-26338#430904.html]]></link>
 <author><![CDATA[sunchenghao]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 12 Feb 2009 03:24:28 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[形成回路即可]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-26338#430890.html]]></link>
 <author><![CDATA[sjm213]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 12 Feb 2009 03:05:39 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[NPN，PNP也就是原型和漏型的说法吧]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-26338#430608.html]]></link>
 <author><![CDATA[zhangshichao]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 11 Feb 2009 13:46:21 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[谢谢了！我一直在找这方面的资料，]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-26338#394744.html]]></link>
 <author><![CDATA[feifeigg]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 22 Dec 2008 15:26:46 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[也就是常说的高电平有效或者低电平有效]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-26338#379386.html]]></link>
 <author><![CDATA[魅力宝宝]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 08 Dec 2008 11:06:46 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[为了了下载学习赚积分回！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-26338#379375.html]]></link>
 <author><![CDATA[盐城兆洋]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 08 Dec 2008 10:49:33 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[PLC输入分NPN和PNP型N 型COM要接24V，P型COM要接0V，PLC输出继电器型只是常触开点，COM可已谁便接]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-26338#376688.html]]></link>
 <author><![CDATA[sonhh]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 05 Dec 2008 10:53:20 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[PLC的COM和X、Y是不会冲突的。接好线就OK了。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-26338#376669.html]]></link>
 <author><![CDATA[wzqzj]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 05 Dec 2008 10:42:23 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[怎样才能弄到积分]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-26338#376632.html]]></link>
 <author><![CDATA[剑399806164]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 05 Dec 2008 10:15:52 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[学!学!]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-26338#376595.html]]></link>
 <author><![CDATA[xiexiao]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 05 Dec 2008 09:54:12 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[谁有欧姆龙PLC CPM1A-20CDR-A-V1,各点的功能什么吗]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-26338#375939.html]]></link>
 <author><![CDATA[谢兴贵]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 04 Dec 2008 15:01:56 +0000]]></pubdate>
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