This circuit is versatile in applications : turning off walkway light, automatically turning off ventilator right after leaving the room by setting switch-off time in delay up to 120 minutes.
Technical Specification
Power supply : 12VDC 45mA.
Compatible with load up to 1A / 200W.
Cut-off delay time is adjustable from a minute to 120 minutes (up to your choice).
Timer starting when the signal at H point and L point stop trigger.
Equipped with an LED bulb to indicate the status of circuit performance.
Signal of another circuit can be connected for starting up the circuit.