SC800 User Manual
Page | 80 Copyright©2022 ZKTECO CO., LTD. All rights reserved.
Function Description:
Function Name Description
Anti-passback
Direction
No Anti-passback: The Anti-Passback function
is disabled, which means successful verification
through either the master device or slave device
can unlock the door. The attendance state is not
saved in this option.
Out Anti-passback: The user can check-out
only if the last record is a check-
otherwise an alarm is raised. However, the user
can check-in freely.
In Anti-Passback: The user can check-in again
only if the last record is a check-
otherwise an alarm is raised. However, the user
can check-out freely.
In/Out Anti-passback: In this case, a user can
check-in only if the last record is a check-out or
the user can check-out only if the last record is a
check-in otherwise the alarm is triggered.
Duress Options Settings 12.7
Once a user activates the duress verification function with a specific
authentication method(s), and when he/she is under coercion and
authenticates using duress verification, the device unlocks the door as usual. At
the same time, a signal is sent to activate the alarm as well.
On the Access Control interface, tap Duress Options to configure the duress
settings.