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 <title><![CDATA[ＰＬＣ输出接点原来是继电器输出可否改成 ..]]></title>
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 <description><![CDATA[Latest 50 replies of ＰＬＣ输出接点原来是继电器输出可否改成 ..]]></description>
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 <description><![CDATA[[quote]引用第40楼pihailin于2009-03-07 20:32发表的&nbsp;&nbsp;:
100%没问题 继电器都不用拆 就在继电器线圈两个脚 引出两条线个固态继电器就行了 本人试过N次[/quote]
兄弟，固态继电器要几百块一个啊？]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-22605#456099.html]]></link>
 <author><![CDATA[佳史]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 13 Mar 2009 12:52:15 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[肯定能行]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-22605#456047.html]]></link>
 <author><![CDATA[zlj2007]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 13 Mar 2009 12:16:47 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[如果去掉继电器后再在每个点上加个光电隔离晶体管的话应该可以的吧]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-22605#455914.html]]></link>
 <author><![CDATA[红亮]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 13 Mar 2009 10:45:54 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;继电器改晶体管比较不易，原因是要动PLC电路板，再者继电器输出往往没有光耦隔离，直接引出晶体管，抗干扰就有问题了。

&nbsp;&nbsp;&nbsp;&nbsp;相反，晶体管改继电器就相当方便了。

&nbsp;&nbsp;&nbsp;&nbsp;其实，晶体管输出提供了比继电器输出强得多的灵活性。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-22605#455861.html]]></link>
 <author><![CDATA[lw1796]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 13 Mar 2009 09:58:48 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[同意1楼的看法]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-22605#455852.html]]></link>
 <author><![CDATA[liuxianhua]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 13 Mar 2009 09:45:30 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[不划算吧，造价还不如买个，晕倒吧，外观还不好看]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-22605#452329.html]]></link>
 <author><![CDATA[hbtmdwz]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 09 Mar 2009 07:57:07 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[试一下出真理!]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-22605#452107.html]]></link>
 <author><![CDATA[lidonghu]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 09 Mar 2009 03:19:38 +0000]]></pubdate>
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 <description><![CDATA[继电器输出有寿命的，如果输出频率太高最好买晶体管输出的PLC吧]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-22605#451836.html]]></link>
 <author><![CDATA[hedaqiu]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 08 Mar 2009 14:01:39 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[有时间可以研究一下。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-22605#451402.html]]></link>
 <author><![CDATA[优进]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 08 Mar 2009 05:31:32 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-22605#451371.html]]></link>
 <author><![CDATA[两湖总督]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 08 Mar 2009 04:50:57 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[用固态继电器代替继电器，没问题]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-22605#450843.html]]></link>
 <author><![CDATA[刘向阳]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 07 Mar 2009 13:27:11 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[100%没问题 继电器都不用拆 就在继电器线圈两个脚 引出两条线个固态继电器就行了 本人试过N次]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-22605#450798.html]]></link>
 <author><![CDATA[pihailin]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 07 Mar 2009 12:32:07 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[可以的 不过有一点麻烦]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-22605#450787.html]]></link>
 <author><![CDATA[plcxt(s.m)]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 07 Mar 2009 12:24:28 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[支持一下！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-22605#450715.html]]></link>
 <author><![CDATA[陈及灿]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 07 Mar 2009 11:23:47 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[没有改过，为啥要改它呢？ [s:28]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-22605#429893.html]]></link>
 <author><![CDATA[zhangshichao]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 10 Feb 2009 12:46:06 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[kankan]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-22605#400370.html]]></link>
 <author><![CDATA[xiaoyu3008]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 29 Dec 2008 03:32:25 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[呵呵&nbsp;&nbsp;应该可以吧,我没改过]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-22605#399807.html]]></link>
 <author><![CDATA[pingwuhui83]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 28 Dec 2008 11:07:01 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[我是新手，请多指教！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-22605#399644.html]]></link>
 <author><![CDATA[放飞]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 28 Dec 2008 07:05:06 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[理论上可以，改一下试试吧]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-22605#399161.html]]></link>
 <author><![CDATA[刘向阳]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 27 Dec 2008 15:27:04 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[这个肯定是可以的，我改过，不过没太大的意思，一般只有MR改造Y0，Y1脚 还有点意思，其它就有点无意义了，但要注意相互之间的电平匹配问题，]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-22605#399152.html]]></link>
 <author><![CDATA[xlxlab]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 27 Dec 2008 15:17:29 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[楼上改过的兄弟能否详细介绍下?]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-22605#399141.html]]></link>
 <author><![CDATA[星星雨]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 27 Dec 2008 15:09:17 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[对有机会试下先]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-22605#399048.html]]></link>
 <author><![CDATA[a113118a]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 27 Dec 2008 14:00:57 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[可以改&nbsp;&nbsp;现在有一种片状的输出小板&nbsp;&nbsp;列永宏的两种都可以装&nbsp;&nbsp;三极管的想在内部改继电器就不好改了&nbsp;&nbsp;不过话说回来 要看是什么继电器才好改]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-22605#399022.html]]></link>
 <author><![CDATA[源通]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 27 Dec 2008 13:51:43 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[HTL电平,改动要注意电压]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-22605#398196.html]]></link>
 <author><![CDATA[cwxok]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 26 Dec 2008 13:43:59 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[可以,我试过 [s:26]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-22605#398079.html]]></link>
 <author><![CDATA[zhf]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 26 Dec 2008 12:21:36 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[有一种PLC输出是译码器直接驱动继电器的,指示灯是和继电器串联.不能直接驱动阀等,要加晶体管要注意驱动电压电流,线圈类负载Q值高,记得要加续流二极管哟!]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-22605#397656.html]]></link>
 <author><![CDATA[小小邢]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 26 Dec 2008 02:54:57 +0000]]></pubdate>
</item>
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 <title><![CDATA[]]></title>
 <description><![CDATA[你试一下]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-22605#397638.html]]></link>
 <author><![CDATA[hyundai天梭]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 26 Dec 2008 02:22:34 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[自已做一个电路板，把继电器的输入线，做成三极管的信号输入，是可能搞定的]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-22605#397404.html]]></link>
 <author><![CDATA[newchp]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 25 Dec 2008 14:13:10 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[可以的,可以改成晶体管的,在特殊情况下,这样改过很多次......................]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-22605#397355.html]]></link>
 <author><![CDATA[张平全]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 25 Dec 2008 13:20:27 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[我有10年家电维修经验，我敢说只要输出频率不高。绝对能改！！！！！！！！！！！！！！！！！！！！！不过最好用场管。！！！！！！！！！！！！！1 [s:32]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-22605#397235.html]]></link>
 <author><![CDATA[李磊88]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 25 Dec 2008 10:55:53 +0000]]></pubdate>
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