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 <title><![CDATA[三菱PLC死机问题！]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-23860.html]]></link>
 <description><![CDATA[Latest 50 replies of 三菱PLC死机问题！]]></description>
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 <lastBuildDate><![CDATA[Mon, 06 Apr 2026 16:09:40 +0000]]></lastBuildDate>
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 <title><![CDATA[工控人家园]]></title>
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 <description><![CDATA[工控人家园]]></description>
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 <description><![CDATA[应该不是接触不良问题。如果接触不良那输出指示灯会亮的。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-23860#371429.html]]></link>
 <author><![CDATA[kawasakilu]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 30 Nov 2008 11:25:58 +0000]]></pubdate>
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 <description><![CDATA[应该是接触不良!]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-23860#371423.html]]></link>
 <author><![CDATA[ouyangkewan]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 30 Nov 2008 11:18:57 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[同意6楼的看法！！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-23860#371405.html]]></link>
 <author><![CDATA[wangrong2007]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 30 Nov 2008 11:10:30 +0000]]></pubdate>
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 <description><![CDATA[拆开吧,好好看下]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-23860#370934.html]]></link>
 <author><![CDATA[z660159]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 30 Nov 2008 05:15:21 +0000]]></pubdate>
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 <description><![CDATA[[s:21] 看看！有啥新发现！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-23860#370794.html]]></link>
 <author><![CDATA[wj800220]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 30 Nov 2008 02:42:50 +0000]]></pubdate>
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 <description><![CDATA[用了多长时间了，多数是脱焊了，如果有动手能力，自己打开来焊一下就好了。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-23860#370475.html]]></link>
 <author><![CDATA[南京电子迷]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 29 Nov 2008 14:23:36 +0000]]></pubdate>
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 <description><![CDATA[把plc分解，把内部线路板联接的插针与插孔的氧化层清理干净。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-23860#370269.html]]></link>
 <author><![CDATA[小坏孩]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 29 Nov 2008 10:42:47 +0000]]></pubdate>
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 <description><![CDATA[我前天也遇到和你一样的问题···
&nbsp;&nbsp;&nbsp;&nbsp;
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;我的故障原因是0V没有等电势···
&nbsp;&nbsp; 感应器什么的都工作就是PLC端看不到输入··
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 检查你的电路故障！！！
&nbsp;&nbsp;&nbsp;&nbsp;]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-23860#370223.html]]></link>
 <author><![CDATA[100759]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 29 Nov 2008 09:49:28 +0000]]></pubdate>
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 <description><![CDATA[[quote]引用第42楼wwcwwc于2008-11-27 11:15发表的&nbsp;&nbsp;:
一般全部没有输出是COM口或内部接触不良。继电器不良只是一，二个点不良。全部没有输出可能性不大。[/quote]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-23860#370018.html]]></link>
 <author><![CDATA[cnsdwsm]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 29 Nov 2008 05:09:49 +0000]]></pubdate>
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 <description><![CDATA[[quote]引用第3楼boybin于2008-10-29 19:23发表的&nbsp;&nbsp;:
&nbsp;&nbsp;我也是哪样认为的啊！PLC的端子槽的螺丝我都有重新坚固过，但还不没有半点好转！实不不行的话只好换个PLC啦！[/quote]
你可以打开plc，里面的接插件是否插接牢靠表面除一下灰尘，另外看看个模块上是否有虚焊。我以前就是这样解决问题了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-23860#369323.html]]></link>
 <author><![CDATA[wsandlqj]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 28 Nov 2008 13:05:27 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[我拆过该PLC,最大的可能是主板接口接触不良,拆一下就OK了.]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-23860#369117.html]]></link>
 <author><![CDATA[hzfy6019]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 28 Nov 2008 10:35:59 +0000]]></pubdate>
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 <description><![CDATA[楼主说输入灯不亮是输入口的COM点或内部公共部份接触不良。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-23860#367553.html]]></link>
 <author><![CDATA[wwcwwc]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 27 Nov 2008 03:19:15 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[一般全部没有输出是COM口或内部接触不良。继电器不良只是一，二个点不良。全部没有输出可能性不大。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-23860#367551.html]]></link>
 <author><![CDATA[wwcwwc]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 27 Nov 2008 03:15:40 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[学习学习下 [s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-23860#366023.html]]></link>
 <author><![CDATA[如萍]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 25 Nov 2008 12:41:37 +0000]]></pubdate>
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 <description><![CDATA[我也有过这样的经历，可是我的是输入好的输出不好，同样也是敲一下就好了。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-23860#366015.html]]></link>
 <author><![CDATA[mks]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 25 Nov 2008 12:36:08 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[可能是接触问题]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-23860#365962.html]]></link>
 <author><![CDATA[asdfasfasd]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 25 Nov 2008 12:05:51 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[内部触点接触不良，拆开看一下 [s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-23860#365950.html]]></link>
 <author><![CDATA[wuqiabin]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 25 Nov 2008 11:58:51 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[還是要拆開看一下,是不是哪接触不良.要不然就是有什麼原件熱穩定性變差了.]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-23860#357572.html]]></link>
 <author><![CDATA[ridnihc]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 16 Nov 2008 15:32:14 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[接触不良,好多东东都欠拍的]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-23860#355742.html]]></link>
 <author><![CDATA[黎明]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 14 Nov 2008 14:22:15 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[quote]引用第5楼wsy-163于2008-10-29 19:50发表的&nbsp;&nbsp;:
你这个PLC是继电器型的，很有可能是内部输入继电器有问题，如果全部都不行，应该是继电器公共点接触不良[/quote]
所谓的继电器型是指输出。输入没有用继电器的，都是光电耦合。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-23860#355640.html]]></link>
 <author><![CDATA[kawasakilu]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 14 Nov 2008 13:00:25 +0000]]></pubdate>
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 <description><![CDATA[[s:17]&nbsp;&nbsp;[s:17]&nbsp;&nbsp;[s:17]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-23860#354762.html]]></link>
 <author><![CDATA[林方]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 13 Nov 2008 14:21:31 +0000]]></pubdate>
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 <description><![CDATA[[s:39]&nbsp;&nbsp;[s:39]&nbsp;&nbsp;[s:39]&nbsp;&nbsp;[s:39]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-23860#354761.html]]></link>
 <author><![CDATA[林方]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 13 Nov 2008 14:21:13 +0000]]></pubdate>
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 <description><![CDATA[[s:21]&nbsp;&nbsp;[s:21]&nbsp;&nbsp;[s:21]&nbsp;&nbsp;[s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-23860#354760.html]]></link>
 <author><![CDATA[林方]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 13 Nov 2008 14:21:00 +0000]]></pubdate>
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 <description><![CDATA[拆下来重装一下.我也遇到过.就是这样修好.注意程序别丢了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-23860#354699.html]]></link>
 <author><![CDATA[lyg1980]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 13 Nov 2008 13:53:28 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[六楼说对了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-23860#354537.html]]></link>
 <author><![CDATA[hjd105]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 13 Nov 2008 12:04:21 +0000]]></pubdate>
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 <description><![CDATA[1是PLC内部接触不良
2外部输入的电压过高，有可能是外部接线部分有漏电现象]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-23860#354480.html]]></link>
 <author><![CDATA[xueyong]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 13 Nov 2008 11:24:24 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[重点检查接插件和电源]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-23860#354235.html]]></link>
 <author><![CDATA[leesnw]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 13 Nov 2008 05:44:24 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[拆开PLC检查继电器各公共焊点]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-23860#354227.html]]></link>
 <author><![CDATA[guojin2008]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 13 Nov 2008 05:17:39 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[我在用菱970触摸屏时遇到过这种情况，用复位按钮就可以]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-23860#349456.html]]></link>
 <author><![CDATA[zjggshy]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 08 Nov 2008 02:36:26 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[先断电试试看，不行的话可能是PLC坏了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-23860#349452.html]]></link>
 <author><![CDATA[zjggshy]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 08 Nov 2008 02:34:39 +0000]]></pubdate>
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