DOOR ENTRY SYSTEMS
TIME SETTING FOR DOOR OPENING FROM INSIDE - CONVENTIONAL SYSTEM
V~
Push-button
Note: To connect the door entry system, look up in the technical datasheet that comes with
the audio unit.
Operation
When the pushbutton is pressed, the circuit of the control signal (15Vdc) is closed through
this pushbutton, allowing the circuit between terminals V and 12 to be closed and for power
to be supplied to the electric lock for a pre-established period of time (see timing in adjusting
instructions).
Note: The diagram is valid for GRF-201, GRF-203, GRF-204, GRF-205, GRF-001, GRF-105,
GRF-003 (V.03), GRF-104 (V.03) and later versions. For other versions, please consult the
manufacturer.
