AUTOMATIC_TURN_OFF_CONTROL_FOR_AUTOMOBILES

Published:2009/6/16 2:49:00 Author:May | From:SeekIC

When the ignition switch is on, relay K1 is energized continuously, and the headlights can be Lumed on. Turning off the ignition turns on timer IC1,which keeps IC1 energized for a time deter-mined by R1 and C1. With the values shown approximately a 1 minute delay wilLresult. The values of R1 or C1 can ve changed to vary this delay time.



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