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 <title><![CDATA[上升沿下降沿问题？]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-96297.html]]></link>
 <description><![CDATA[Latest 50 replies of 上升沿下降沿问题？]]></description>
 <copyright><![CDATA[Copyright(C) 工控人家园]]></copyright>
 <generator><![CDATA[www.ymmfa.com]]></generator>
 <lastBuildDate><![CDATA[Fri, 10 Apr 2026 07:28:18 +0000]]></lastBuildDate>
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 <title><![CDATA[工控人家园]]></title>
 <link><![CDATA[http://www.ymmfa.com]]></link>
 <description><![CDATA[工控人家园]]></description>
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 <title><![CDATA[]]></title>
 <description><![CDATA[等你去开发这种]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-96297#981661.html]]></link>
 <author><![CDATA[yixuefeng]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 01 Mar 2011 13:42:11 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[这种继电器也有啊 没有遇到过]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-96297#981371.html]]></link>
 <author><![CDATA[gsj791898717]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 01 Mar 2011 08:08:09 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[就用PLC算了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-96297#981292.html]]></link>
 <author><![CDATA[huxupin]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 01 Mar 2011 06:54:31 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[没有听说过]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-96297#981254.html]]></link>
 <author><![CDATA[liuhf7667]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 01 Mar 2011 06:04:19 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[学习了。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-96297#979426.html]]></link>
 <author><![CDATA[scxclzyzb]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 26 Feb 2011 12:33:43 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[用软件不能实现吗？ [s:21] 如果如26楼所说！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-96297#978717.html]]></link>
 <author><![CDATA[zhangli019]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 25 Feb 2011 12:08:59 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[这个可以通过一些触点的组合来实现的]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-96297#978545.html]]></link>
 <author><![CDATA[吃了就睡]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 25 Feb 2011 07:44:23 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[有这样的产品，基恩士有这样的产品。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-96297#978542.html]]></link>
 <author><![CDATA[zsyzw]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 25 Feb 2011 07:35:44 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[有种继电器叫闭锁继电器，欧姆龙有，类似于SET指令，能复位，
也有步进继电器，不知道你说的是什么]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-96297#978538.html]]></link>
 <author><![CDATA[redrock99]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 25 Feb 2011 07:29:10 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[没见过，那里有，知道了说一下]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-96297#978403.html]]></link>
 <author><![CDATA[何小辉]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 25 Feb 2011 04:00:35 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[大千世界无奇不有，如果找到了请一定告诉我们。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-96297#978388.html]]></link>
 <author><![CDATA[北方]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 25 Feb 2011 03:39:07 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[楼上的,把话说清楚啊!神五神六的!我也在想要啊.找到的话;请说一下 [s:28]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-96297#978259.html]]></link>
 <author><![CDATA[艾礼富]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 25 Feb 2011 00:38:54 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[没见过不等于没有 欧洲和美国 日本都有此产品 国内也有

比如图尔克 CT2W CT3W / CT2K CT3K 上升沿导通型定时器。。。。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-96297#978235.html]]></link>
 <author><![CDATA[laosong53]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 25 Feb 2011 00:16:48 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[了解中》。。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-96297#978114.html]]></link>
 <author><![CDATA[liya269]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 24 Feb 2011 13:59:55 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[还没有见到过。你要是想用此功能的话，你可以用个接点少的PLC不一样的能取代的吗]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-96297#977760.html]]></link>
 <author><![CDATA[晴天]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 24 Feb 2011 07:18:21 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[没用过！楼主找到了告诉大家一下哈！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-96297#977755.html]]></link>
 <author><![CDATA[wdgkrjygwq]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 24 Feb 2011 07:05:29 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[没有见过这样的继电器呢，]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-96297#976592.html]]></link>
 <author><![CDATA[鼠爷]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 22 Feb 2011 14:40:08 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[没有看到过，也没听说过。楼主找到了要告诉大家一下]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-96297#976091.html]]></link>
 <author><![CDATA[arpawpelf]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 22 Feb 2011 03:22:52 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[你去发明下,说不定还可以申请专利 [s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-96297#975594.html]]></link>
 <author><![CDATA[yanzhi2008]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 21 Feb 2011 11:01:10 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[没见过]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-96297#975360.html]]></link>
 <author><![CDATA[zhangyilin]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 21 Feb 2011 05:05:41 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[没听过这样的产品啊 [s:28]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-96297#975358.html]]></link>
 <author><![CDATA[零摄氏度的心]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 21 Feb 2011 05:03:44 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[西门子S7-200里上升沿下降沿是P和N,是软元件]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-96297#975287.html]]></link>
 <author><![CDATA[阿谭]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 21 Feb 2011 03:12:28 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[继电器里有需要区别上升沿跟下降沿吗？
电子电路里才有这种区别吧]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-96297#975271.html]]></link>
 <author><![CDATA[wisexdh]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 21 Feb 2011 02:58:56 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[看楼主主要用于什么地方，再看有什么代替也行]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-96297#975267.html]]></link>
 <author><![CDATA[yuanshunk]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 21 Feb 2011 02:53:08 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[计数器倒是有，继电器有这样的功能不知道会有什么用~]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-96297#975245.html]]></link>
 <author><![CDATA[fubin739]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 21 Feb 2011 02:24:27 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[s:26] 没见到过，楼主找到了要告诉大家一下]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-96297#975140.html]]></link>
 <author><![CDATA[liu19916]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 20 Feb 2011 17:54:09 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[没有见过这样的继电器呢，不知道楼主要做什么用]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-96297#975119.html]]></link>
 <author><![CDATA[胡骄阳]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 20 Feb 2011 16:14:32 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[没听说过]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-96297#974980.html]]></link>
 <author><![CDATA[目空一切]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 20 Feb 2011 12:34:42 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[[s:28] 还没碰到过有这些东西卖呢]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-96297#974737.html]]></link>
 <author><![CDATA[372038137]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 20 Feb 2011 06:19:41 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[没有听说过有卖这样的产品的]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-96297#974660.html]]></link>
 <author><![CDATA[zidonghua]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 20 Feb 2011 04:36:30 +0000]]></pubdate>
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