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 <title><![CDATA[编码器问题求助]]></title>
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 <description><![CDATA[Latest 50 replies of 编码器问题求助]]></description>
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 <description><![CDATA[谢谢俩位高手. [s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-29698#427813.html]]></link>
 <author><![CDATA[优进]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 07 Feb 2009 12:32:37 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[也有电源是12VDC的,10VDC的都见到过,除电源要和PLC的尽量一致外,还有很关键的NPN和PNP的互相匹配的问题.....,很关键!
请大家继续补充.........................]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-29698#424680.html]]></link>
 <author><![CDATA[张平全]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 02 Feb 2009 12:04:50 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[你要确定PLC用多少点的，有多少点能接收编码高频输入的点数！还有就是编码器的电原你要多大的，一般的有5V，也有24V的，有加；减；绝对的看你的控制了！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-29698#423414.html]]></link>
 <author><![CDATA[a888888]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 31 Jan 2009 11:50:00 +0000]]></pubdate>
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