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拨码开关

轻触开关

开关(guan)(guan)(guan)(guan)是指一(yi)个可以使电(dian)路(lu)开路(lu)、使电(dian)流(liu)(liu)中(zhong)断或使其(qi)流(liu)(liu)到其(qi)他电(dian)路(lu)的(de)电(dian)子(zi)元件。最常见的(de)开关(guan)(guan)(guan)(guan)是让人操作机器装置或下达命令的(de)操作开关(guan)(guan)(guan)(guan)，其(qi)中(zhong)有一(yi)个或数个电(dian)子(zi)接(jie)点(dian)。接(jie)点(dian)的(de)「闭(bi)合(he)」（closed）表示(shi)(shi)电(dian)子(zi)接(jie)点(dian)导通，允许电(dian)流(liu)(liu)流(liu)(liu)过；开关(guan)(guan)(guan)(guan)的(de)「开路(lu)」（open）表示(shi)(shi)电(dian)子(zi)接(jie)点(dian)不导通形成开路(lu)，不允许电(dian)流(liu)(liu)流(liu)(liu)过。 中(zhong)国星(xing)坤开关(guan)(guan)(guan)(guan)分为：轻触开关(guan)(guan)(guan)(guan)、拨动(dong)开关(guan)(guan)(guan)(guan)、按键开关(guan)(guan)(guan)(guan)、微动(dong)开关(guan)(guan)(guan)(guan)、检(jian)测开关(guan)(guan)(guan)(guan)、多功能开关(guan)(guan)(guan)(guan)、带(dai)灯开关(guan)(guan)(guan)(guan)。

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  轻触开关