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 <title><![CDATA[请教高手]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-95574.html]]></link>
 <description><![CDATA[Latest 50 replies of 请教高手]]></description>
 <copyright><![CDATA[Copyright(C) 工控人家园]]></copyright>
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 <description><![CDATA[工控人家园]]></description>
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 <title><![CDATA[]]></title>
 <description><![CDATA[两线的随便，三线的分NPN和PNP]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-95574#995707.html]]></link>
 <author><![CDATA[顾爱峰]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 20 Mar 2011 09:21:11 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[测一下电源电压和信号电压就行了。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-95574#983235.html]]></link>
 <author><![CDATA[xdq7011]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 03 Mar 2011 13:58:08 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[先量电压 判断是NPN PNP 还有感应器还有灵敏度&nbsp;&nbsp;好点的反应才能跟上控制]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-95574#969659.html]]></link>
 <author><![CDATA[烟来如此]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 11 Feb 2011 21:53:37 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[s:21]&nbsp;&nbsp;[s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-95574#969078.html]]></link>
 <author><![CDATA[周红军]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 10 Feb 2011 13:26:08 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[是的，我现在准备换个高频的，实在不行就考虑改]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-95574#968973.html]]></link>
 <author><![CDATA[yiyi888]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 10 Feb 2011 08:27:01 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[谢谢各位的指点]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-95574#968968.html]]></link>
 <author><![CDATA[yiyi888]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 10 Feb 2011 08:20:43 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[quote]引用第9楼yiyi888于2011-02-10 08:58发表的&nbsp;&nbsp;:
速度转慢的时候可以断开接通
[/quote]
实在不行看看一圈多少个脉冲，直接装个对应线数的旋转编码器得了。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-95574#968952.html]]></link>
 <author><![CDATA[wsir123]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 10 Feb 2011 07:52:49 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[用高频的]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-95574#968938.html]]></link>
 <author><![CDATA[许一民]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 10 Feb 2011 07:36:23 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[你看看它原来的接近开关原来感应的是什么材质的？]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-95574#968937.html]]></link>
 <author><![CDATA[jupeigang]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 10 Feb 2011 07:32:35 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[用光电开关代替啊，接近开关不灵敏]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-95574#968742.html]]></link>
 <author><![CDATA[wuliangfu]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 10 Feb 2011 01:01:33 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[速度转慢的时候可以断开接通]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-95574#968738.html]]></link>
 <author><![CDATA[yiyi888]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 10 Feb 2011 00:58:15 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[NPN和PNP都试一下。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-95574#968737.html]]></link>
 <author><![CDATA[雪花飘飘]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 10 Feb 2011 00:58:03 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[普通的接近开关换上一直是接通的]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-95574#968732.html]]></link>
 <author><![CDATA[yiyi888]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 10 Feb 2011 00:44:05 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[好像跟接近开关的响应频率有关]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-95574#968729.html]]></link>
 <author><![CDATA[yiyi888]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 10 Feb 2011 00:42:27 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[普通的接近开关我换过，都不行]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-95574#968728.html]]></link>
 <author><![CDATA[yiyi888]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 10 Feb 2011 00:41:23 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[三线的12V的]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-95574#968726.html]]></link>
 <author><![CDATA[yiyi888]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 10 Feb 2011 00:39:44 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[两线的随便，三线的分NPN和PNP]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-95574#968624.html]]></link>
 <author><![CDATA[wsir123]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 09 Feb 2011 13:26:15 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[原来的接近开关是怎么控制的,就是说它是开关信号还是电压信号.买相对应的就可以]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-95574#968507.html]]></link>
 <author><![CDATA[艾礼富]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 09 Feb 2011 09:01:49 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[是几线感应啊?如果是两线的那么欧姆龙的就可以啦。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-95574#968498.html]]></link>
 <author><![CDATA[龙芯]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 09 Feb 2011 08:45:27 +0000]]></pubdate>
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