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三用電錶要怎麼看啊?

Jan 12th 2014, 02:46

你的三用電錶有中文指示，應相當清楚，你量度的是交流電，所以應轉去右手側紅色交流電壓，若你未知電壓值應從最大檔位量起，你圖上是600V，即最高值可以量度600V交流電。測試棒有紅黑兩色，但下有三孔，通常共通點是插黑棒，而紅棒插左側孔，插好了不要拔出以防你下次出錯，右側孔只量度直流電流，非經常用。打好檔位將紅黑棒插入插座，理應量出110V的，再轉右一點200V檔再量可以精確一點有小數位，不用時謹記轉返關機，不然下次用就會出現缺電。

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