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北冥有漁
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樓主  發(fā)表于: 2018-01-04 19:26
    電氣元件:24V電源(正 負),點(diǎn)動(dòng)按鈕(自復位式),繼電器(一組常開(kāi),一組常閉,線(xiàn)圈24V供電)定時(shí)器(一組常開(kāi),一組常閉,線(xiàn)圈24V供電)電磁閥(正 負)
    控制要求:按一下按鈕后,電磁閥工作10S左右后自動(dòng)斷開(kāi)。
工控菜鳥(niǎo)
菜鳥(niǎo)一只
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1樓  發(fā)表于: 2018-01-05 11:35
圖片:
延時(shí)電路,把延時(shí)常閉串聯(lián)在自鎖電路中,時(shí)間到解除自鎖,還有一種時(shí)間繼電器帶普通觸點(diǎn),可以省略一個(gè)中間繼電器

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