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上海定宸传感器-专注耐高温接近开关和对射光电开关

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光电开关的特性及光电开关的工作原理

  光电开关作为输出开关元件的主开关。光电开关光电接近开关的简称,它是利用被检测物对光束的遮挡或反射,由同步回路接通电路,从而检测物体的有无。物体不限于金属,所有能反射光线(或者对光线有遮挡作用)的物体均可以被检测。

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