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 <title><![CDATA[各位大哥要赐教下啊，急！]]></title>
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 <description><![CDATA[Latest 50 replies of 各位大哥要赐教下啊，急！]]></description>
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 <description><![CDATA[1、查看程序有没有把特殊通信继电器当作其它用处。
2、如果两台PLC通信线比较长的话最好加上终端电阻
3、注意排除干扰，线的原因还是布线的原因或外部设备干扰。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1456104#1569156.html]]></link>
 <author><![CDATA[gz000525]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 15 May 2014 01:33:43 +0000]]></pubdate>
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 <description><![CDATA[有干扰/？？？？]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1456104#1569084.html]]></link>
 <author><![CDATA[a271156864]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 14 May 2014 14:17:31 +0000]]></pubdate>
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