
LCD Keypad 13
6.3 HOW ACCESS CONTROL WOR KS
To illustrate how Access Con trol functions, we will use thre e simple Access Control System examples:
Figure 6.1: Example A
Bonnie’s Access Control Card is
progr ammed with Acce ss Level
01 and Schedule 0 1. If she
presents her card to the reader
on Do or 02 on Tuesday, August
3 at 3 p.m., she will gain access
to the room.
Figure 6.2: Example B
If B onnie p resents he r card to the
reade r on Door 02 on S aturday
or on a Ho liday at 3 p .m., she will
be denie d access.
Figure 6.3: Example C
If we change Bonnie’s Access
Level to 0 2 a nd she prese nts her
car d to the rea der on Do or 02 on
Tuesday, August 3 at 3 p .m., she
will be d enie d a c ce ss .
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