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 <title><![CDATA[传感器：二线制和三线制]]></title>
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 <description><![CDATA[Latest 50 replies of 传感器：二线制和三线制]]></description>
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 <description><![CDATA[三线温变可以消除线阻影响，别的可以把电流信号独立出来，不用调制]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1790919#2548312.html]]></link>
 <author><![CDATA[sgrcxiang]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 06 Feb 2026 02:34:45 +0000]]></pubdate>
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 <description><![CDATA[[s:26]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1790919#2548258.html]]></link>
 <author><![CDATA[工控剑侠666]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 05 Feb 2026 12:13:19 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[感觉没啥区别吧]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1790919#2547626.html]]></link>
 <author><![CDATA[金蛇郎君czz]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 31 Jan 2026 12:06:45 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[学习一下]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1790919#2547589.html]]></link>
 <author><![CDATA[307900508]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 31 Jan 2026 07:59:15 +0000]]></pubdate>
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 <description><![CDATA[三线可以有NPN PNP，并且也更稳定。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1790919#2547557.html]]></link>
 <author><![CDATA[黑白无极]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 31 Jan 2026 03:35:47 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[学习了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1790919#2547275.html]]></link>
 <author><![CDATA[八非特]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 29 Jan 2026 03:24:16 +0000]]></pubdate>
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 <description><![CDATA[用过ebyte的远程模块，用Omron两线制的传感器接到输入端，传感器指示灯正常，模块输入端有问题]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1790919#2547058.html]]></link>
 <author><![CDATA[皮五]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 27 Jan 2026 08:13:46 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[学习了 [s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1790919#2547039.html]]></link>
 <author><![CDATA[zhengtiguo]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 27 Jan 2026 07:12:32 +0000]]></pubdate>
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 <description><![CDATA[[quote]引用第2楼zsh340于2026-01-21 16:15发表的&nbsp;&nbsp;:
三线制要比二线制稳定得多，像测速之类的用三线，如限位之类的用二线
[/quote]
顶一个]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1790919#2547037.html]]></link>
 <author><![CDATA[cq-5798]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 27 Jan 2026 07:08:14 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[学习了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1790919#2546737.html]]></link>
 <author><![CDATA[往事如风]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 24 Jan 2026 09:28:32 +0000]]></pubdate>
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 <description><![CDATA[使用起来效果差不多。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1790919#2546552.html]]></link>
 <author><![CDATA[雪山飞狐]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 23 Jan 2026 05:33:02 +0000]]></pubdate>
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 <description><![CDATA[今天让我给学到了，之前我都不懂，谢谢大佬们]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1790919#2546427.html]]></link>
 <author><![CDATA[工控小学生、]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 22 Jan 2026 07:27:51 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[三线的更稳定]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1790919#2546378.html]]></link>
 <author><![CDATA[zhenzi917]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 22 Jan 2026 00:48:56 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[二线检测气缸伸缩是否到位见过很多，一般使用基本是三线更稳定。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1790919#2546368.html]]></link>
 <author><![CDATA[请叫我老六]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 22 Jan 2026 00:19:53 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[二线制传感器
优点
- 接线简单：只需两根线（电源+信号），布线成本低。
- 兼容性好：常见于直接驱动继电器或接入简单控制回路。
- 成本较低：整体价格和维护费用通常比三线制低。
缺点
- 电源与信号共用：传感器工作电流直接通过负载（继电器线圈），可能导致响应速度和稳定性受限。
- 负载要求严格：必须保证继电器线圈 ..]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1790919#2546364.html]]></link>
 <author><![CDATA[eq8zw5xb]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 22 Jan 2026 00:05:02 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[公司有一个水洗系统，厂家就是用二线制接近开关，容易坏。照厂家配的型号购买，含税价才18块多RMB。无语了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1790919#2546356.html]]></link>
 <author><![CDATA[hqokabc]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 21 Jan 2026 15:09:24 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[参考亚德客的三线式磁性开关的驱动能力更强一点,最大能到200mA,两线的最大100mA]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1790919#2546301.html]]></link>
 <author><![CDATA[刺猬果果]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 21 Jan 2026 08:18:52 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[二线无脑接线，三线方便&nbsp;&nbsp;看个人喜好]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1790919#2546300.html]]></link>
 <author><![CDATA[森利德]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 21 Jan 2026 08:17:39 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[三线制要比二线制稳定得多，像测速之类的用三线，如限位之类的用二线]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1790919#2546298.html]]></link>
 <author><![CDATA[zsh340]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 21 Jan 2026 08:15:42 +0000]]></pubdate>
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 <description><![CDATA[当然是三线]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1790919#2546297.html]]></link>
 <author><![CDATA[zhuyongxiong]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 21 Jan 2026 08:06:16 +0000]]></pubdate>
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