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 <title><![CDATA[搞不懂啊&nbsp;&nbsp; 为什么]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1373197.html]]></link>
 <description><![CDATA[Latest 50 replies of 搞不懂啊&nbsp;&nbsp; 为什么]]></description>
 <copyright><![CDATA[Copyright(C) 工控人家园]]></copyright>
 <generator><![CDATA[www.ymmfa.com]]></generator>
 <lastBuildDate><![CDATA[Thu, 14 May 2026 00:45:13 +0000]]></lastBuildDate>
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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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 <description><![CDATA[你T1和Y2的常闭点不能窜接在电路上，电路一动作就断开了，Y2怎么可能有动作]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1373197#1278125.html]]></link>
 <author><![CDATA[恨水常东]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 30 May 2012 12:33:15 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[s:21] 顶一下]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1373197#1256791.html]]></link>
 <author><![CDATA[kz1566]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 28 Apr 2012 13:38:19 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[不要串Y2看看 [s:26]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1373197#1256620.html]]></link>
 <author><![CDATA[子童]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 28 Apr 2012 07:17:39 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[s:28]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1373197#1255529.html]]></link>
 <author><![CDATA[yefa]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 26 Apr 2012 14:45:44 +0000]]></pubdate>
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 <description><![CDATA[这还怎么工作啊，Y2最多让你捕捉个上升沿，拿Y2计时T2难西难呐 [s:28]&nbsp;&nbsp;你一定要Y2常闭线圈的话就该把 Y2的自锁接点接在 常闭线圈后面而不是前面，，]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1373197#1254931.html]]></link>
 <author><![CDATA[超级菜青虫]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 26 Apr 2012 00:26:06 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[再加个计数器对Y2进行计数，如有就是电脑显示反应来不及 [s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1373197#1254878.html]]></link>
 <author><![CDATA[47907183]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 25 Apr 2012 21:01:08 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[Y002常闭点把自己给解除了。
只在一个扫描周期动作。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1373197#1254851.html]]></link>
 <author><![CDATA[雪花飘飘]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 25 Apr 2012 15:36:27 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[一眼看到这程序问题多多]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1373197#1254846.html]]></link>
 <author><![CDATA[licong1238]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 25 Apr 2012 15:19:37 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[Y2只导通一个周期]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1373197#1254597.html]]></link>
 <author><![CDATA[thawless]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 25 Apr 2012 08:59:21 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[s:17]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1373197#1254590.html]]></link>
 <author><![CDATA[eb545]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 25 Apr 2012 08:51:40 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[你把y2 的常闭点删掉就可以的]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1373197#1254196.html]]></link>
 <author><![CDATA[谭新]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 24 Apr 2012 15:14:34 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[Y2只亮一个扫描周期，第二个扫描周期就灭了（被Y2常闭点断开），肉眼观察不到的]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1373197#1254170.html]]></link>
 <author><![CDATA[逍遥小柒]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 24 Apr 2012 14:27:07 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[把Y2常闭点去掉]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1373197#1254153.html]]></link>
 <author><![CDATA[遗忘]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 24 Apr 2012 14:12:43 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[Y2的触点写错了，应该去掉]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1373197#1254132.html]]></link>
 <author><![CDATA[奋斗人生]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 24 Apr 2012 14:03:25 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[呵呵，以前经常用这种电路来产生一组脉冲（Y2)，用来驱动步进马达，实现不太要求精度的位置控制。
原有的PLC不带脉冲输出功能，又不想更换PLC种类的场合，可以试一下，很实用。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1373197#1254124.html]]></link>
 <author><![CDATA[dylan0719]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 24 Apr 2012 13:57:54 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[Y2常闭触点问题，把Y2的常闭触点去掉。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1373197#1254034.html]]></link>
 <author><![CDATA[dmh]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 24 Apr 2012 12:41:25 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[把第11步那个Y2闭点去掉就OK了，还是加个延时断开的点你就能看到了。 [s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1373197#1254029.html]]></link>
 <author><![CDATA[ccyang0124]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 24 Apr 2012 12:10:49 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[大约只通1毫秒啊！大哥]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1373197#1253964.html]]></link>
 <author><![CDATA[sff0928]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 24 Apr 2012 10:09:29 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[用T2替换第11行Y2的常闭点，此程序就可以工作。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1373197#1253711.html]]></link>
 <author><![CDATA[jxt520102]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 24 Apr 2012 03:30:40 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[5楼正解啊]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1373197#1253697.html]]></link>
 <author><![CDATA[liubing3620]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 24 Apr 2012 03:14:59 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[y2输出给Y2常闭断开了。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1373197#1253668.html]]></link>
 <author><![CDATA[lijinhuaok]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 24 Apr 2012 02:39:05 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[s:32] 楼主觉得好玩呢]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1373197#1253392.html]]></link>
 <author><![CDATA[静芳]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 23 Apr 2012 13:45:46 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[&nbsp;&nbsp;Y2常闭什么意思&nbsp;&nbsp;[s:26]&nbsp;&nbsp;]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1373197#1253368.html]]></link>
 <author><![CDATA[jingaoshu]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 23 Apr 2012 13:27:53 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[HI 汪先生.
1楼正解.这个程序有两个地方不妥,
1.&nbsp;&nbsp;x0&nbsp;&nbsp;后的t1常闭触点.
2.Y2前的Y2常闭触点.]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1373197#1253327.html]]></link>
 <author><![CDATA[libin520]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 23 Apr 2012 13:02:26 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[s:28]&nbsp;&nbsp;[s:28]&nbsp;&nbsp;[s:28] 为什么要串个常闭触点呢？请问楼主，这是什么设备上的？T2根本就无法正常工作啊，C0也根本不会工作的]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1373197#1253136.html]]></link>
 <author><![CDATA[xtgm123]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 23 Apr 2012 08:53:36 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[Y2常闭把自己断掉了，删掉Y2.]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1373197#1253134.html]]></link>
 <author><![CDATA[琴岛工控]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 23 Apr 2012 08:53:07 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[1楼正解]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1373197#1253094.html]]></link>
 <author><![CDATA[songzuolei]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 23 Apr 2012 08:05:53 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[电路设计有问题，将y2常闭点去掉（短接）即可。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1373197#1253077.html]]></link>
 <author><![CDATA[jinping_wu]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 23 Apr 2012 07:40:38 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[[s:26]&nbsp;&nbsp;[s:26]&nbsp;&nbsp;[s:28]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1373197#1253031.html]]></link>
 <author><![CDATA[sport1988]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 23 Apr 2012 06:06:32 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[s:26] 我也不明白]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1373197#1252966.html]]></link>
 <author><![CDATA[aaweihua]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 23 Apr 2012 04:14:19 +0000]]></pubdate>
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