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 <title><![CDATA[如何检查PLC输出的脉冲信号]]></title>
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 <description><![CDATA[Latest 50 replies of 如何检查PLC输出的脉冲信号]]></description>
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 <description><![CDATA[Q系列]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-121440#1135359.html]]></link>
 <author><![CDATA[杨阳]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 03 Oct 2011 23:40:49 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[学习中......................................]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-121440#1135356.html]]></link>
 <author><![CDATA[正在学习]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 03 Oct 2011 23:34:32 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[3楼的方法不错]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-121440#1135331.html]]></link>
 <author><![CDATA[ha741852]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 03 Oct 2011 16:35:14 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[实在不好确定就接回PLC高速脉冲输入端，嘿嘿 [s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-121440#1134992.html]]></link>
 <author><![CDATA[子丑寅卯9]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 03 Oct 2011 04:11:55 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[谢谢1楼，我也学习了。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-121440#1134893.html]]></link>
 <author><![CDATA[liuhanqi]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 03 Oct 2011 00:25:05 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[Y0 M8147
Y1M8148
这两个继电器是脉冲输出标志,当Y0输出脉冲时,M8147 ON]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-121440#1134875.html]]></link>
 <author><![CDATA[qinchenglim]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 02 Oct 2011 22:32:15 +0000]]></pubdate>
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