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光电开关如何控制电路通断
更新时间: 2020-10-24 00:00:00  

一般光电开关都是通过光电管的照射,使接收光电管导通或截止而起到一个开关作用。根据实际需要,可选择亮通或暗通。光电开关对负载的大小也有要求,不能超过最大负载能力。光电开关种类很多。如分体式光电开关有信号接收、输出端,控制端。控制器一般接220V工作电源,直接把常开、常闭点传入控制的电路即可。

关键词: 光电 开关 如何 控制 电路

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