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如何测量日光灯的好坏
更新时间: 2020-07-01 00:00:00  

用万用表来测量日光灯的好坏,测量方法如下:

1、.将万用表上的旋钮拨到二极管档,并将红黑表笔插在万用表的正确位置;

2、观测日光灯,有四脚和两脚两种,测量时若是四脚则选择中间两脚。将红黑表笔分别接触到所要测量的两个引脚上,若有蜂鸣声且万用表的红色灯亮,则日光灯好,反之,日光灯坏;

3、若测量时为两脚,则拆开灯头,会发现四根导线,之后的测量方法同四脚日光灯相同。

关键词: 如何 测量 日光灯 好坏

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