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 <title><![CDATA[接近开关的区别]]></title>
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 <description><![CDATA[NPN输出负，PNP输出正]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-34422#488354.html]]></link>
 <author><![CDATA[gaoren]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 13 Apr 2009 05:16:29 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[NPN传感器输出低电平&nbsp;&nbsp;&nbsp;&nbsp; PNP传感器输出高电平]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-34422#485534.html]]></link>
 <author><![CDATA[魔方小子]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 10 Apr 2009 11:55:35 +0000]]></pubdate>
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 <description><![CDATA[接三菱FX系列PLC时都可以！！！
1.COM端与X0~X177之间有内置24V电源，且COM为（-），X0~X177为（+）；NPN中棕色接+24（内置），蓝色接COM，黑色接X即可。
2.+24V端与X0~X177之间无内置电源，需外接电源，类S7 200接法；PNP中棕色接外置24V的+极，蓝色接外置24V的-极，黑色接X即可。同时内置24V的+极当一端子使用，接外置2 ..]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-34422#485520.html]]></link>
 <author><![CDATA[zlj2007]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 10 Apr 2009 11:47:36 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[NPN传感器输出低电平&nbsp;&nbsp;&nbsp;&nbsp; PNP传感器输出高电平]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-34422#485214.html]]></link>
 <author><![CDATA[孔令辉]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 10 Apr 2009 06:05:46 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[NPN输出负，PNP输出正 [s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-34422#485207.html]]></link>
 <author><![CDATA[hszyz]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 10 Apr 2009 05:56:14 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[NPN传感器输出低电平,黑色钱输出的是负电0V.&nbsp;&nbsp;&nbsp;&nbsp; PNP传感器输出高电平,也就是说输出的是正电(传感器电源的正电压)]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-34422#485205.html]]></link>
 <author><![CDATA[dl2006]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 10 Apr 2009 05:54:41 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[quote]引用第2楼brokenhope于2009-04-09 13:20发表的&nbsp;&nbsp;:
不对吧？应该是NPN输出低电平，PNP输出高电平[/quote]
同意，日系一般用NPN，欧系PNP。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-34422#484755.html]]></link>
 <author><![CDATA[sjm213]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 09 Apr 2009 16:14:36 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[我来公布答案吧，NPN输出为负，接线黑为负输出，褐色线接DC(5-24V)正端， 绿色线接负
三菱PLC好像要用NPN型的]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-34422#484690.html]]></link>
 <author><![CDATA[ljy5602]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 09 Apr 2009 14:32:01 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[NPN传感器输出低电平&nbsp;&nbsp;&nbsp;&nbsp; PNP传感器输出高电平 [s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-34422#484638.html]]></link>
 <author><![CDATA[枫林残阳]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 09 Apr 2009 13:54:31 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[NPN传感器输出低电平&nbsp;&nbsp;&nbsp;&nbsp; PNP传感器输出高电平]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-34422#484634.html]]></link>
 <author><![CDATA[aabbcc296]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 09 Apr 2009 13:51:55 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[NPN传感器输出低电平&nbsp;&nbsp;&nbsp;&nbsp; PNP传感器输出高电平]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-34422#484604.html]]></link>
 <author><![CDATA[360820]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 09 Apr 2009 13:24:38 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[不对吧？应该是NPN输出低电平，PNP输出高电平]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-34422#484001.html]]></link>
 <author><![CDATA[brokenhope]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 09 Apr 2009 05:20:29 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[NPN输出正，PNP输出负]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-34422#483517.html]]></link>
 <author><![CDATA[竹风凉]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 08 Apr 2009 14:28:50 +0000]]></pubdate>
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