Dauerkontakt geschlossen als Freigabe für Warentransport ein, Voraussetzung bei Küsters = Schutzvorrichtungen eingelegt und Druckgebung eingeschaltet (Sicherheitsfunktion).
Closed continuous contact inserted as a share of freight transport is a prerequisite for Küsters = guards and turned pressure system (safety function).
Continuous contact closed as release for transport of goods, a condition with verger = safety divices inserted and printing giving switching on (safety function).