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 <title><![CDATA[大家来看下这个东西是怎么工作的？]]></title>
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 <description><![CDATA[[quote]引用第27楼qingdaochy于2012-08-16 18:17发表的&nbsp;&nbsp;:

光纤放大器，我们公司就用。
[/quote]
能说说如何工作的吗？变送器如何放大？为什么要放大？普通近接开关不也是可以吗？]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1389569#1325941.html]]></link>
 <author><![CDATA[路在何方]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 16 Aug 2012 15:59:27 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[路过 [s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1389569#1325813.html]]></link>
 <author><![CDATA[xtihee]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 16 Aug 2012 12:03:46 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[学习了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1389569#1325809.html]]></link>
 <author><![CDATA[dzw0510]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 16 Aug 2012 11:51:13 +0000]]></pubdate>
</item>
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 <title><![CDATA[]]></title>
 <description><![CDATA[没见过，古楼寡闻啊]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1389569#1325783.html]]></link>
 <author><![CDATA[王风]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 16 Aug 2012 11:14:44 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[感觉是老货]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1389569#1325776.html]]></link>
 <author><![CDATA[鸿浩工控]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 16 Aug 2012 11:01:28 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[quote]引用第26楼qingdaochy于2012-08-16 18:11发表的&nbsp;&nbsp;:
这是一个类似光电开关的信号放大输出的，此物接在接收头，和发射头配合着用的，发射和接收之间为探测位置。
[/quote]
光纤放大器，我们公司就用。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1389569#1325748.html]]></link>
 <author><![CDATA[qingdaochy]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 16 Aug 2012 10:17:54 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[这是一个类似光电开关的信号放大输出的，此物接在接收头，和发射头配合着用的，发射和接收之间为探测位置。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1389569#1325746.html]]></link>
 <author><![CDATA[qingdaochy]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 16 Aug 2012 10:11:48 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[也就是个放大器&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;检测是否漏液的&nbsp;&nbsp;]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1389569#1325717.html]]></link>
 <author><![CDATA[licx66]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 16 Aug 2012 08:34:47 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[表示没见过··]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1389569#1323653.html]]></link>
 <author><![CDATA[hjjzhaokang]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 13 Aug 2012 04:29:38 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[就是一个放大器
为了远距离传送]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1389569#1323614.html]]></link>
 <author><![CDATA[笨者天下]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 13 Aug 2012 03:28:43 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[应该就是信号放大器，针对检测物体的快速运动，作信号放大后送入PLC输入点]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1389569#1323609.html]]></link>
 <author><![CDATA[有之梦]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 13 Aug 2012 03:18:30 +0000]]></pubdate>
</item>
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 <title><![CDATA[]]></title>
 <description><![CDATA[距离传感器]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1389569#1323596.html]]></link>
 <author><![CDATA[yueyi7610]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 13 Aug 2012 02:57:50 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[就是一个感式接近开关的放大器，用来检测金属。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1389569#1323516.html]]></link>
 <author><![CDATA[dl2006]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 13 Aug 2012 01:02:01 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[日本SENTEC小型接近开关MS-110/MS-120

 

检测对象：含铁一类的材质,例如铁、铝、不锈钢、铜等。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1389569#1323505.html]]></link>
 <author><![CDATA[guansky168]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 13 Aug 2012 00:35:24 +0000]]></pubdate>
</item>
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 <title><![CDATA[]]></title>
 <description><![CDATA[放大器]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1389569#1323501.html]]></link>
 <author><![CDATA[496968986]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 13 Aug 2012 00:23:45 +0000]]></pubdate>
</item>
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 <title><![CDATA[]]></title>
 <description><![CDATA[14楼有见识。的确是一个光纤放大器。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1389569#1323471.html]]></link>
 <author><![CDATA[路在何方]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 12 Aug 2012 20:07:45 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[没见过]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1389569#1323295.html]]></link>
 <author><![CDATA[huxingtiandi]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 12 Aug 2012 09:55:44 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[就是一个普通的放大器]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1389569#1323058.html]]></link>
 <author><![CDATA[xxmsql]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 12 Aug 2012 01:16:31 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[放大器 [s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1389569#1323050.html]]></link>
 <author><![CDATA[shi2999]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 12 Aug 2012 01:04:04 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[没见过。学习学习]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1389569#1323046.html]]></link>
 <author><![CDATA[侯宝]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 12 Aug 2012 00:47:18 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[[s:26]&nbsp;&nbsp;[s:26]&nbsp;&nbsp;[s:26]&nbsp;&nbsp;[s:26]&nbsp;&nbsp;[s:26]&nbsp;&nbsp;[s:26]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1389569#1323044.html]]></link>
 <author><![CDATA[627549563]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 12 Aug 2012 00:42:31 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[普通的接近开关+继电器]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1389569#1323034.html]]></link>
 <author><![CDATA[tianlizhu]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 11 Aug 2012 23:44:12 +0000]]></pubdate>
</item>
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 <title><![CDATA[]]></title>
 <description><![CDATA[这一相当于接近开关的东西。 只不过常见的是一体化的，你这个是分体式的，常开常闭触头各一组。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1389569#1322952.html]]></link>
 <author><![CDATA[江苏文彬工控]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 11 Aug 2012 13:59:34 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[美国生产的位移传感器]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1389569#1322929.html]]></link>
 <author><![CDATA[yumieng]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 11 Aug 2012 13:27:52 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[没见过啊&nbsp;&nbsp; 学学]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1389569#1322063.html]]></link>
 <author><![CDATA[1286858782]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 10 Aug 2012 02:46:56 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[一个落后的东西]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1389569#1322010.html]]></link>
 <author><![CDATA[jxh668]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 10 Aug 2012 02:01:13 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[是不是模拟量转开关量？可以设通断点的那种。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1389569#1322006.html]]></link>
 <author><![CDATA[庞树恒]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 10 Aug 2012 01:58:32 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[我感觉，这个是接近开关，功能和普通的一样检测金属的，相当于普通+中继。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1389569#1321997.html]]></link>
 <author><![CDATA[lichenhui333]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 10 Aug 2012 01:50:34 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[[attachment=89821]&nbsp;&nbsp;是不是电流变送器]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1389569#1321989.html]]></link>
 <author><![CDATA[gzc6510]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 10 Aug 2012 01:42:28 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[看来这位玩意儿吧大家都难倒了，的确是很少见。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1389569#1321970.html]]></link>
 <author><![CDATA[路在何方]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 10 Aug 2012 01:20:01 +0000]]></pubdate>
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