<bdo id="2fwpw"></bdo><noframes id="2fwpw"><delect id="2fwpw"></delect><delect id="2fwpw"></delect><noframes id="2fwpw"><rt id="2fwpw"></rt><bdo id="2fwpw"></bdo><delect id="2fwpw"></delect><delect id="2fwpw"><bdo id="2fwpw"></bdo></delect><noframes id="2fwpw"><noframes id="2fwpw"><delect id="2fwpw"><delect id="2fwpw"></delect></delect><rt id="2fwpw"></rt><delect id="2fwpw"></delect><delect id="2fwpw"></delect><bdo id="2fwpw"></bdo><bdo id="2fwpw"></bdo> <bdo id="2fwpw"><rt id="2fwpw"></rt></bdo><noframes id="2fwpw"><bdo id="2fwpw"></bdo><bdo id="2fwpw"></bdo><delect id="2fwpw"><rt id="2fwpw"></rt></delect><rt id="2fwpw"><rt id="2fwpw"></rt></rt><bdo id="2fwpw"><bdo id="2fwpw"></bdo></bdo><rt id="2fwpw"></rt><delect id="2fwpw"></delect><noframes id="2fwpw"><rt id="2fwpw"></rt><rt id="2fwpw"></rt><rt id="2fwpw"></rt><rt id="2fwpw"></rt><delect id="2fwpw"><noframes id="2fwpw"><noframes id="2fwpw"> <delect id="2fwpw"></delect><delect id="2fwpw"></delect><noframes id="2fwpw"><delect id="2fwpw"></delect><bdo id="2fwpw"></bdo><noframes id="2fwpw"><noframes id="2fwpw">
春秋戰國
小白一枚！努力學(xué)習！
級別: 略有小成
精華主題: 0
發(fā)帖數量: 128 個(gè)
工控威望: 357 點(diǎn)
下載積分: 21795 分
在線(xiàn)時(shí)間: 130(小時(shí))
注冊時(shí)間: 2012-12-13
最后登錄: 2024-02-20
查看春秋戰國的 主題 / 回貼
樓主  發(fā)表于: 2018-06-06 10:39
一臺設備，有3個(gè)開(kāi)關(guān)電源，分別輸出DC48V、DC24V、DC5V。

在接線(xiàn)的時(shí)候，可不可以把它們的負極（0V）接在一起，共用一條線(xiàn)路0V ????

有沒(méi)有什么特殊的情況？或者危害？？？
本帖最近評分記錄：
  • 下載積分:+1(旭日東升) 如果原設備是這樣，建議 ..
    • 我是菜鳥(niǎo)。
    syg2580
    級別: 正式會(huì )員
    精華主題: 0
    發(fā)帖數量: 5 個(gè)
    工控威望: 93 點(diǎn)
    下載積分: 604 分
    在線(xiàn)時(shí)間: 0(小時(shí))
    注冊時(shí)間: 2016-08-16
    最后登錄: 2021-01-15
    查看syg2580的 主題 / 回貼
    1樓  發(fā)表于: 2018-06-06 15:26
    可以的，我就是這樣用

    国产精品碰碰现在自|超碰香蕉人人网99精品|人妻无码一区二区19p|久久久噜噜噜久久中文字幕|亚洲va中文字幕无码
    <bdo id="2fwpw"></bdo><noframes id="2fwpw"><delect id="2fwpw"></delect><delect id="2fwpw"></delect><noframes id="2fwpw"><rt id="2fwpw"></rt><bdo id="2fwpw"></bdo><delect id="2fwpw"></delect><delect id="2fwpw"><bdo id="2fwpw"></bdo></delect><noframes id="2fwpw"><noframes id="2fwpw"><delect id="2fwpw"><delect id="2fwpw"></delect></delect><rt id="2fwpw"></rt><delect id="2fwpw"></delect><delect id="2fwpw"></delect><bdo id="2fwpw"></bdo><bdo id="2fwpw"></bdo> <bdo id="2fwpw"><rt id="2fwpw"></rt></bdo><noframes id="2fwpw"><bdo id="2fwpw"></bdo><bdo id="2fwpw"></bdo><delect id="2fwpw"><rt id="2fwpw"></rt></delect><rt id="2fwpw"><rt id="2fwpw"></rt></rt><bdo id="2fwpw"><bdo id="2fwpw"></bdo></bdo><rt id="2fwpw"></rt><delect id="2fwpw"></delect><noframes id="2fwpw"><rt id="2fwpw"></rt><rt id="2fwpw"></rt><rt id="2fwpw"></rt><rt id="2fwpw"></rt><delect id="2fwpw"><noframes id="2fwpw"><noframes id="2fwpw"> <delect id="2fwpw"></delect><delect id="2fwpw"></delect><noframes id="2fwpw"><delect id="2fwpw"></delect><bdo id="2fwpw"></bdo><noframes id="2fwpw"><noframes id="2fwpw">