Antipassback Function - TECHFASS MREM 79 User Manual

6.10

Antipassback function

This function is implemented since the FW version 5.0.
The Antipassback function is defined in two ways:
Time APB – user cannot repeatedly use his ID for defined time

Zone APB – user cannot repeatedly enter an area, where he is already present

The Antipassback function is used
schedule. The users with access always granted are not affected by the Antipassback
function.
The Antipassback flags for an
programming cards
access rights data are downloaded
Both Zone and Time Antipassback flags are written either immediately
or after relevant door is opened
6.10.1 Time Antipassback
The Time Antipassback
the ID after passing at the reader module. If the users uses the ID at the address during the
timer for the ID is running, the Time APB alarm is raised. Following parameters affect the
Time APB function:
 APB timer initial value
passing at the reader module. If a user uses the ID again before the timer elapses,
Time APB alarm is raised.
Open door after APB time alarm

performed after the Time APB alarm is raised.
 Clear opposite APB flag
causes a reset of the APB timer flag at the opposite side (entry reader) of the module.
In case of using the operating mode Standard with Entry reader the time APB function is
evaluated at the entry reader only.
only for the
ID can be
(offline solution). All Antipassback flags
from the program.
(relevant input is disconnected).
is defined by the
– defines the Time APB flag (timer) value set to the ID after
– if the option is enabled, the Door open function is
– if the option is enabled, passing at the reader module
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users, whose access is driven by a
reset by inserting the ID again
ABP timer initial value
with use of the
are also reset whenever new
after an ID is
(in minutes), which is set to
time
read,