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 <title><![CDATA[PROFIBUS通讯问题]]></title>
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 <description><![CDATA[Latest 50 replies of PROFIBUS通讯问题]]></description>
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 <description><![CDATA[在块下OB1空白侧点击右键插入新对象，建立OB80,OB81.OB83.OB84,OB85,OB86,OB87,OB121,OB122应该可行]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-80351#879997.html]]></link>
 <author><![CDATA[pengxingcai]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Sat, 09 Oct 2010 01:39:19 +0000]]></pubdate>
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 <description><![CDATA[在OB1上写ob80；ob81；ob82；ob83；0b84；ob85；ob86；ob87；ob87；ob121；ob122试试。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-80351#879489.html]]></link>
 <author><![CDATA[wwcwwc]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Fri, 08 Oct 2010 04:51:39 +0000]]></pubdate>
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 <description><![CDATA[meiyouleya 谢谢你的帮助。现在又出了一个新问题：在伺服电机上电使能时，PROFIBUS总线就会出现总线报警信号，伺服接地处理后，仍然不能解决，伺服动力线采用屏蔽，300PLC接地，加装伺服输入滤波都不行，急需您的帮助]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-80351#879158.html]]></link>
 <author><![CDATA[laz7906]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Thu, 07 Oct 2010 12:42:28 +0000]]></pubdate>
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 <description><![CDATA[同时上电就可以了。得先硬件组态，你肯定是没有进行硬件组态吧。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-80351#877181.html]]></link>
 <author><![CDATA[meiyouleya]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Mon, 04 Oct 2010 02:20:08 +0000]]></pubdate>
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