Exit delay is the amount of time you have to leave your home and closed the door behind you after arming the system. By default, the exit delay is 1 minute for Away Mode. There is no exit delay for Stay Mode.
Entry delay is the time you have to disarm the system after returning home and triggering a sensor. By default, the entry delay is 30 seconds.
Both the exit and the entry delay timers can be adjusted to suit your lifestyle. The default timers are displayed above.