輔出H1a動(dòng)作:本項(xiàng)設(shè)置規(guī)定了一個(gè)用于操作接點(diǎn)合閘線圈的靈活邏輯操作數(shù)。繼電器封鎖了這個(gè)輸入量以保證接點(diǎn)能夠安全合上。-旦接點(diǎn)閉合，并且復(fù)位輸入為邏輯0,則任何動(dòng)作輸入動(dòng)作，如并發(fā)問答動(dòng)作，將失去有效性。動(dòng)作和復(fù)位輸入量起作用時(shí)

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