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 <title><![CDATA[有人这样用过吗？]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-10288.html]]></link>
 <description><![CDATA[Latest 50 replies of 有人这样用过吗？]]></description>
 <copyright><![CDATA[Copyright(C) 工控人家园]]></copyright>
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 <lastBuildDate><![CDATA[Fri, 17 Apr 2026 23:17:45 +0000]]></lastBuildDate>
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 <title><![CDATA[工控人家园]]></title>
 <link><![CDATA[http://www.ymmfa.com]]></link>
 <description><![CDATA[工控人家园]]></description>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-10288#185521.html]]></link>
 <author><![CDATA[beijingzhw]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 02 Mar 2008 14:19:19 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-10288#185379.html]]></link>
 <author><![CDATA[qdhailang]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 02 Mar 2008 04:24:42 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[好不好我 先顶一下~！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-10288#185344.html]]></link>
 <author><![CDATA[lengyuewuy]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 02 Mar 2008 02:19:04 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[把光藕引出，外接？]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-10288#184977.html]]></link>
 <author><![CDATA[再见理想]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 01 Mar 2008 02:12:16 +0000]]></pubdate>
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 <description><![CDATA[这个问题，也太简单了，光用一个光阻肯定是不行。要看下PLC的输入，输出结构就知道咋办了。 [s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-10288#184969.html]]></link>
 <author><![CDATA[wanghuhong]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 01 Mar 2008 02:04:11 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[用个光敏元件去控制一个微型继电器,再用继电器的触点输给PLC,这样行吧]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-10288#184849.html]]></link>
 <author><![CDATA[小章]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 29 Feb 2008 13:30:51 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[5楼说的很好哈]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-10288#184636.html]]></link>
 <author><![CDATA[brilliantman]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 29 Feb 2008 03:01:31 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-10288#184584.html]]></link>
 <author><![CDATA[周建锋]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 29 Feb 2008 00:44:29 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;  对光敏感的元件有还不少，如硅光电池，光电二极管，光电三极管等等。一般应用电子线路
&nbsp; 对光电信号进行处理后，才能与PLC输入适配，不过个别型号的光电三极管有可能直接使用，但过 
&nbsp; 度特性不太好]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-10288#184557.html]]></link>
 <author><![CDATA[huangxb]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 28 Feb 2008 16:27:42 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[s:21]&nbsp; [s:21]&nbsp; [s:32]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-10288#183227.html]]></link>
 <author><![CDATA[zhuxin]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 25 Feb 2008 09:57:36 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[好不好我 先顶一下~！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-10288#182889.html]]></link>
 <author><![CDATA[再见理想]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 24 Feb 2008 12:39:41 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[楼主提的问题很好呀。小弟不才学习了。 [s:26]&nbsp; [s:26]&nbsp; [s:26]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-10288#182816.html]]></link>
 <author><![CDATA[雪花飘飘]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 24 Feb 2008 09:04:14 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[光敏电阻不是数字量的是一个模拟量的要有一级转换电路才行]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-10288#182643.html]]></link>
 <author><![CDATA[killking998]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 24 Feb 2008 00:41:56 +0000]]></pubdate>
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