Dooranddoorlock
13
5Dooranddoorlock
5.1Doorlock
Thedoorlockconsistsof:
•Anactuatorthatlocksthedoorlockandalsohasonebuilt-inmicroswitch.Theactuatoris
bi-stable,i.e.,ithastwostablepositions:lockeddoorandunlockeddoor.Theactuatormust
receiveapulsetolockandunlockthedoorlock.
•Amicroswitchthatisclosedwhenthedoorisclosed.
•Anemergencyopeningbuttonthatcanbeusedtoopenthedoorlockinanemergency.
②
g.7750