<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">
matengfei
攻人之過(guò)勿太嚴，要思其堪受;教人以善勿過(guò)高，要令其可從。
級別: 論壇先鋒
精華主題: 0
發(fā)帖數量: 736 個(gè)
工控威望: 1054 點(diǎn)
下載積分: 2482 分
在線(xiàn)時(shí)間: 207(小時(shí))
注冊時(shí)間: 2011-08-07
最后登錄: 2017-06-10
查看matengfei的 主題 / 回貼
樓主  發(fā)表于: 2012-07-09 20:55
有一個(gè)固態(tài)繼電器，輸入端電壓為3-24VDC輸出端可接220VAC,給它輸入端加24VDC的電，輸出端接通，輸出端接了一個(gè)24VDC的燈泡，燈泡點(diǎn)亮。當輸入端去除24V電的時(shí)候，燈泡還是亮，輸出端還是接通的，郁悶。繼電器是不是壞了。
thawless
不說(shuō)盡力而為,只能全力以赴!
級別: 網(wǎng)絡(luò )英雄

精華主題: 0
發(fā)帖數量: 742 個(gè)
工控威望: 8150 點(diǎn)
下載積分: 6438 分
在線(xiàn)時(shí)間: 834(小時(shí))
注冊時(shí)間: 2007-11-02
最后登錄: 2025-06-11
查看thawless的 主題 / 回貼
1樓  發(fā)表于: 2012-07-13 21:57
10樓和14樓正解，固態(tài)繼電器過(guò)零自動(dòng)斷開(kāi)，直流負載沒(méi)有反向過(guò)零點(diǎn)。
現在也有晶體管輸出的固態(tài)繼電器，我幾年前用過(guò)，品牌不記得了，呵呵

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">