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[請問]一個電壓量測的問題
Apr 13th 2015, 15:42, by sweetjane

作者sweetjane (sweetjane)

看板ask

標題[請問]一個電壓量測的問題

時間Mon Apr 13 15:42:55 2015

請問如圖檔的插座有DC 24V與12V兩個位置 一般正常是直接電錶接+24V與0V得到24V 接12V與0V得到12V 如果我用電錶跨接24V與12V 請問讀值會是? http://ppt.cc/wtz1 -- ※ 發信站: 批踢踢實業坊(ptt.cc), 來自: 60.249.62.234 ※ 文章網址: https://www.ptt.cc/bbs/ask/M.1428910978.A.4F3.html

→ Schottky: 看 +12V 和 +24V 是共地還是隔離而定 04/13 15:43

→ Schottky: 如果是共地，那量起來應該是 12V 04/13 15:50

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