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 <title><![CDATA[西门子S7-200 PLC维修（带电路图）]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1428870.html]]></link>
 <description><![CDATA[Latest 50 replies of 西门子S7-200 PLC维修（带电路图）]]></description>
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 <lastBuildDate><![CDATA[Thu, 21 May 2026 15:53:17 +0000]]></lastBuildDate>
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 <description><![CDATA[工控人家园]]></description>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[不懂电子电路，看不懂]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1428870#1520598.html]]></link>
 <author><![CDATA[huhuil1l1]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 10 Dec 2013 02:49:36 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[楼主好强大，学习了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1428870#1520582.html]]></link>
 <author><![CDATA[xiexonghui]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 10 Dec 2013 02:07:01 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[这个好，谢谢分享！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1428870#1520566.html]]></link>
 <author><![CDATA[数码家园]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 10 Dec 2013 01:35:38 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[学习了，非常感谢！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1428870#1520533.html]]></link>
 <author><![CDATA[gcq1240]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 10 Dec 2013 01:06:41 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[楼主是高手，学习了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1428870#1520524.html]]></link>
 <author><![CDATA[bztongyong]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 10 Dec 2013 00:43:16 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[高手谢谢老师分享]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1428870#1520521.html]]></link>
 <author><![CDATA[huoshi]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 10 Dec 2013 00:35:02 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[膜拜之余顺便存个书签！还没遇到过西门子的PLC维修。多是三菱和欧姆龙。
盼望楼主其他牌子的PLC维修经验。
 [s:19]&nbsp;&nbsp;[s:19] 楼主谢谢你]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1428870#1520205.html]]></link>
 <author><![CDATA[苏仙森]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 09 Dec 2013 07:26:48 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[等待学习啊]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1428870#1520195.html]]></link>
 <author><![CDATA[扬州工控余货]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 09 Dec 2013 07:14:07 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[楼主厉害，学习学习！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1428870#1520193.html]]></link>
 <author><![CDATA[wl940221]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 09 Dec 2013 07:10:24 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[很好，以后多交流这些维修PLC的帖子。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1428870#1520181.html]]></link>
 <author><![CDATA[sgliguobin]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 09 Dec 2013 06:32:27 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[不错，有这么详细]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1428870#1519634.html]]></link>
 <author><![CDATA[wzg00ab]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 07 Dec 2013 11:50:28 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[详尽，谢谢LZ分享。辛苦了！
 [attachment=115252]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1428870#1517549.html]]></link>
 <author><![CDATA[scmydst]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 02 Dec 2013 08:21:03 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[学习学习。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1428870#1517460.html]]></link>
 <author><![CDATA[238132]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 02 Dec 2013 05:14:18 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[楼主辛苦了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1428870#1516271.html]]></link>
 <author><![CDATA[泰兴电]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 29 Nov 2013 00:27:05 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[[s:28] 我要到哪天才会修这种毛病！！！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1428870#1516269.html]]></link>
 <author><![CDATA[理论初学者]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 29 Nov 2013 00:21:45 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[谢谢，学习，楼主强]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1428870#1448132.html]]></link>
 <author><![CDATA[410627175]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 28 May 2013 14:09:41 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[楼主太强大了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1428870#1448126.html]]></link>
 <author><![CDATA[plc学者]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 28 May 2013 13:42:53 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[quote]引用第7楼tom541100于2013-05-28 20:10发表的&nbsp;&nbsp;:
LN2003应该是反相器。TOP246R是怎么换下来的？？热风抢？？
[/quote]

ULN2003 是晶体管阵列驱动电路，很多数码管显示电路都用他。TOP246R；烙铁和风枪都可以取下。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1428870#1448093.html]]></link>
 <author><![CDATA[makou]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 28 May 2013 12:35:17 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[[quote]引用第7楼tom541100于2013-05-28 20:10发表的&nbsp;&nbsp;:
LN2003应该是反相器。TOP246R是怎么换下来的？？热风抢？？
[/quote]
火焰焊枪可以不]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1428870#1448086.html]]></link>
 <author><![CDATA[美芝sun]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 28 May 2013 12:19:29 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[学习一下 [s:21]&nbsp;&nbsp;[s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1428870#1448085.html]]></link>
 <author><![CDATA[woshou]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 28 May 2013 12:19:24 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[LN2003应该是反相器。TOP246R是怎么换下来的？？热风抢？？]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1428870#1448076.html]]></link>
 <author><![CDATA[tom541100]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 28 May 2013 12:10:45 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[谢谢楼主!学习学习]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1428870#1448074.html]]></link>
 <author><![CDATA[lintaoren]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 28 May 2013 11:56:46 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[学习 一下了,谢谢]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1428870#1448073.html]]></link>
 <author><![CDATA[pengxiaowu12]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 28 May 2013 11:53:17 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <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-1428870#1448069.html]]></link>
 <author><![CDATA[王生彬]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 28 May 2013 11:42:04 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[学习一下，新手请多多关照]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1428870#1447975.html]]></link>
 <author><![CDATA[guyuming4]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 28 May 2013 07:26:38 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[[s:26]&nbsp;&nbsp;[s:26]&nbsp;&nbsp;[s:26]&nbsp;&nbsp;[s:26] 路过]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1428870#1447794.html]]></link>
 <author><![CDATA[clg01866]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 27 May 2013 15:02:34 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[学习 一下,谢谢]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1428870#1447787.html]]></link>
 <author><![CDATA[lzzqh8]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 27 May 2013 14:17:26 +0000]]></pubdate>
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