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 <title><![CDATA[请教PLC通讯问题]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1647820.html]]></link>
 <description><![CDATA[Latest 50 replies of 请教PLC通讯问题]]></description>
 <copyright><![CDATA[Copyright(C) 工控人家园]]></copyright>
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 <lastBuildDate><![CDATA[Thu, 14 May 2026 10:20:41 +0000]]></lastBuildDate>
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 <link><![CDATA[http://www.ymmfa.com]]></link>
 <description><![CDATA[工控人家园]]></description>
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<item>
 <title><![CDATA[接线对不对]]></title>
 <description><![CDATA[[upload=1]&nbsp;&nbsp;[upload=2]&nbsp;&nbsp;]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1647820#1968474.html]]></link>
 <author><![CDATA[458920283]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 27 Apr 2018 12:00:41 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[接线对不]]></title>
 <description><![CDATA[&nbsp;&nbsp; [upload=2]&nbsp;&nbsp;[upload=3]&nbsp;&nbsp;]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1647820#1968473.html]]></link>
 <author><![CDATA[458920283]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 27 Apr 2018 11:58:26 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[建议先检查一下编程使用的计算机，端口设置及通讯设置是否正常。也可以换一台计算机试一试，再检查一下通讯硬件是否连接正常，通讯线缆有没有损坏。如果这些情况都排除，没有问题，检查一下设置的通讯参数是否正确。建议单独使用通讯测试软件做一下通讯测试，看看有没有返回值]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1647820#1967168.html]]></link>
 <author><![CDATA[worktea]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 24 Apr 2018 04:51:30 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[PLC开机是否可以和HMI正常通信&nbsp;&nbsp; HMI是否是台达？ 如果是台达HMI&nbsp;&nbsp; 采用通过HMI 去对PLC 进行连线测试]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1647820#1967008.html]]></link>
 <author><![CDATA[594562151]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 24 Apr 2018 00:26:57 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[发帖也没用，这上面似乎解决不了问题，我都发了半个月了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1647820#1966914.html]]></link>
 <author><![CDATA[458920283]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 23 Apr 2018 12:24:49 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[你们说的我都试过，只是我这PLC是旧的，但是好用，我刚从设备拆下来的]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1647820#1966883.html]]></link>
 <author><![CDATA[458920283]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 23 Apr 2018 11:23:02 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[线是好的吗]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1647820#1966448.html]]></link>
 <author><![CDATA[yilihong]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 22 Apr 2018 14:45:58 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[重启电脑试一下？]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1647820#1965527.html]]></link>
 <author><![CDATA[918606381]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 20 Apr 2018 08:44:59 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[PLC有问题也是有可能的，前段时间我就碰到过，plc坏了，是DVP-SC12的]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1647820#1965511.html]]></link>
 <author><![CDATA[iujfang]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 20 Apr 2018 08:13:25 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[通讯线有问题吧]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1647820#1965407.html]]></link>
 <author><![CDATA[vast_1993]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 20 Apr 2018 05:48:16 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[通讯线拔了 重新插再试试&nbsp;&nbsp;台达有这种现象 通讯参数是9600，7，E，1&nbsp;&nbsp;站号默认的是0 不行就重启电脑]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1647820#1964530.html]]></link>
 <author><![CDATA[wangnaizhi]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 18 Apr 2018 09:46:18 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[通讯端口502]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1647820#1964508.html]]></link>
 <author><![CDATA[fq-967]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 18 Apr 2018 08:55:17 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[在另一台电脑通讯PLC试试]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1647820#1962570.html]]></link>
 <author><![CDATA[moyqfujian]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 11 Apr 2018 12:03:35 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[用软件通讯用默认值是没有问题，
检查一下线，和端口设置。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1647820#1962568.html]]></link>
 <author><![CDATA[tingfenghu]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 11 Apr 2018 11:59:15 +0000]]></pubdate>
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