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 <title><![CDATA[一根线区分输入信号的电路]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1446351.html]]></link>
 <description><![CDATA[Latest 50 replies of 一根线区分输入信号的电路]]></description>
 <copyright><![CDATA[Copyright(C) 工控人家园]]></copyright>
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 <title><![CDATA[]]></title>
 <description><![CDATA[输入信号回路设计的有问题。按图理解，无论哪一个按钮按下输入信号都是零伏。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1446351#1533798.html]]></link>
 <author><![CDATA[cdm560221]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 13 Jan 2014 07:26:51 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[什么意思啊，用一路线来区分不同的按钮信号？？？？
节省输入？？？？]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1446351#1533263.html]]></link>
 <author><![CDATA[qj_wgx]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 11 Jan 2014 08:17:09 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[使用０－１０V模拟量输入就可以了。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1446351#1533013.html]]></link>
 <author><![CDATA[lijinniu]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 10 Jan 2014 08:28:06 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[看图啊。。。喇叭是共ACC的&nbsp;&nbsp;所以输出OV 不就成回路了？]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1446351#1532498.html]]></link>
 <author><![CDATA[爱家爱china]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 09 Jan 2014 00:47:59 +0000]]></pubdate>
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 <description><![CDATA[2.按下S1時 SP1輸出0V 電流1A&nbsp;&nbsp;SP2無輸出 ???

沒電壓怎麼有電流?]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1446351#1532492.html]]></link>
 <author><![CDATA[john42tw]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 09 Jan 2014 00:32:02 +0000]]></pubdate>
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