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 <title><![CDATA[485通讯用普通RVVPS线就可以了吧]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1464877.html]]></link>
 <description><![CDATA[Latest 50 replies of 485通讯用普通RVVPS线就可以了吧]]></description>
 <copyright><![CDATA[Copyright(C) 工控人家园]]></copyright>
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 <lastBuildDate><![CDATA[Sat, 02 May 2026 17:30:18 +0000]]></lastBuildDate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[RVVPS不是普通的线了，它带金属网屏蔽层、双绞，就是专用于信号通讯的线材]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1464877#1608016.html]]></link>
 <author><![CDATA[zhong1946]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 07 Oct 2014 07:48:32 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[最好用专用485通信线，变频器对它干扰很大，直流驱动器控制的话用普通rvvsp对绞双屏蔽，绞距小于20mm]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1464877#1608010.html]]></link>
 <author><![CDATA[nimuling1]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 07 Oct 2014 07:24:37 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[还是用屏蔽线+地线 省的麻煩。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1464877#1599469.html]]></link>
 <author><![CDATA[john42tw]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 03 Sep 2014 05:40:33 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[有干扰的地方还是用屏蔽线，不然通信老报错。变频器就是个最大的干扰源，吃了好几次亏了！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1464877#1599273.html]]></link>
 <author><![CDATA[xie20110506]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 02 Sep 2014 08:45:29 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[恩，485通讯不接地线没关系]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1464877#1599270.html]]></link>
 <author><![CDATA[zz2679493]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 02 Sep 2014 08:42:00 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[可以 的]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1464877#1599245.html]]></link>
 <author><![CDATA[爱海涛涛]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 02 Sep 2014 07:24:24 +0000]]></pubdate>
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