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 <title><![CDATA[PLC指令]]></title>
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 <description><![CDATA[Latest 50 replies of PLC指令]]></description>
 <copyright><![CDATA[Copyright(C) 工控人家园]]></copyright>
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 <description><![CDATA[set英文意思是放置，设置。即设置为ON,记住英文意思就好了。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-30432#432144.html]]></link>
 <author><![CDATA[f222332]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 13 Feb 2009 12:21:15 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[SET是置位，使ON
RST是復位，使OFF
在正逻辑中相当于带自保持的开，关]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-30432#432128.html]]></link>
 <author><![CDATA[wsandlqj]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 13 Feb 2009 12:03:33 +0000]]></pubdate>
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 <description><![CDATA[置位之后,要断开它,必须要用复位
也就是说,一般置位和复位成对出现.]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-30432#431992.html]]></link>
 <author><![CDATA[hyundai天梭]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 13 Feb 2009 08:23:44 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[SET是置位，使ON
RST是復位，使OFF]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-30432#431976.html]]></link>
 <author><![CDATA[wsqjs]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 13 Feb 2009 08:02:00 +0000]]></pubdate>
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