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 <title><![CDATA[高频转速信号的检测问题]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-100430.html]]></link>
 <description><![CDATA[Latest 50 replies of 高频转速信号的检测问题]]></description>
 <copyright><![CDATA[Copyright(C) 工控人家园]]></copyright>
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 <lastBuildDate><![CDATA[Wed, 29 Apr 2026 00:30:52 +0000]]></lastBuildDate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[高速计数模块！
配光电传感器！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-100430#1014031.html]]></link>
 <author><![CDATA[hzhcdy]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Tue, 12 Apr 2011 05:34:35 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[应该是PLC输入点反应不过来。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-100430#1013898.html]]></link>
 <author><![CDATA[yangjiyao]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Tue, 12 Apr 2011 02:45:40 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[用霍尔接近开关试试]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-100430#1013691.html]]></link>
 <author><![CDATA[萧风]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Mon, 11 Apr 2011 16:43:37 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[将IO模块的IO响应时间改为5MS]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-100430#1013413.html]]></link>
 <author><![CDATA[liucj]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Mon, 11 Apr 2011 12:56:07 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[在风机侧装个编码器，问题就能很好的解决了。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-100430#1011612.html]]></link>
 <author><![CDATA[358273433]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Sat, 09 Apr 2011 11:13:45 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[不错，思路都很好！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-100430#1011436.html]]></link>
 <author><![CDATA[fanxue7954]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Sat, 09 Apr 2011 06:54:40 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[哎呀呀，就是检测皮带断不断，就自己做个支架放在皮带的正上方或者下方，然后买一个能感应非金属物的接近开关（接近开关里面有个电位器能调感应远近的），然后接下来不说你也懂啦就是输入信号使用常开（或常闭）点到PLC输入。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-100430#1011238.html]]></link>
 <author><![CDATA[taoliang]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Sat, 09 Apr 2011 02:02:40 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[买个带有转速测量的多功能计数器，可以设定转速报警值。低于设定转速就让它输出一个信号给plc。这样plc的扫描周期可以缩短，处理其他事项就更快了。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-100430#1010957.html]]></link>
 <author><![CDATA[薛立军]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Fri, 08 Apr 2011 14:28:03 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[你好可以用高速计数器来检测啊]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-100430#1002153.html]]></link>
 <author><![CDATA[281979349lay]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Mon, 28 Mar 2011 11:51:58 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[多谢，因为此设备是连续式热处理设备，炉膛内有多台风机。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-100430#1002089.html]]></link>
 <author><![CDATA[长风大侠]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Mon, 28 Mar 2011 09:54:19 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[楼主可以改个思路，测量一下风压信号，无风压且电机转动时为断皮带。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-100430#1002058.html]]></link>
 <author><![CDATA[shaolinsi]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Mon, 28 Mar 2011 08:42:10 +0000]]></pubdate>
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