output circuit which, when the relay is in its operate condition, is either opened by a contact or is effectively non-conducting, and when the relay is in its release condition, is either closed by a contact or is effectively conducting Found on http://www.electropedia.org/iev/iev.nsf/display?openform&ievref=444-04-16
an output circuit which, when the relay is in its operate condition, either is opened by a contact or is effectively non-conducting and, when the relay is in its release condition, either is closed by a contact or is effectively conducting Found on http://www.electropedia.org/iev/iev.nsf/display?openform&ievref=446-16-14