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 <title><![CDATA[求高手指教PLC用旋转编码器高速计数！！！]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-44103.html]]></link>
 <description><![CDATA[Latest 50 replies of 求高手指教PLC用旋转编码器高速计数！！！]]></description>
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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[可能问题有下面的:1:线路(主要是干扰)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 2编码器安装不好
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 3子编码器的频率超过了PLC的响应(当然作者没有说清情况, ..]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-44103#613911.html]]></link>
 <author><![CDATA[zhu_changqun]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Mon, 31 Aug 2009 15:20:19 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[同意各楼所说，皆有可]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-44103#612851.html]]></link>
 <author><![CDATA[robbieauto]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Sun, 30 Aug 2009 08:44:00 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[编码器输出脉冲频率过高也不能正常计数，PLC本体的计数能力有限。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-44103#611284.html]]></link>
 <author><![CDATA[plcbb]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Fri, 28 Aug 2009 06:18:02 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[应该是布线的问题！用屏蔽线试下！ [s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-44103#611176.html]]></link>
 <author><![CDATA[yusanlong045]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Fri, 28 Aug 2009 04:39:47 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[仔细检查线路是否有干扰问题，合理布置走线，尝试屏蔽线单端接地。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-44103#610973.html]]></link>
 <author><![CDATA[sjm213]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Fri, 28 Aug 2009 01:02:24 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[咋没有高手来指点下~~~~~~~~~~~~~~~~~~~·]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-44103#610693.html]]></link>
 <author><![CDATA[紫莫语]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Thu, 27 Aug 2009 12:39:13 +0000]]></pubdate>
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