天气预报 > 其他 > 交流直流用错万用表会烧吗
交流直流用错万用表会烧吗
更新时间: 2020-08-17 00:00:00  

对于不同万用表来说显示的不同。有以下情况:

1、用指针万用表直流量交流那么表头无指示或者指针在最低处跳数;

2、用指针表交流挡量直流电测量出来的数值是原来的数值的两倍左右,因指针表交流挡有整流电路。

3、数字表直流量交流,表会显示000,或在低位上跳数;用交流量直流表也不会显示数值,也会显示000。

关键词: 交流 直流

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