User's Manual

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4.4 Other Door Settings
There are some parameters that affect the door control setting.
Mode
Function
Unlock Time
The door release time upon presenting a valid card
Pre-Alarm Time
Warning beeps from the reader buzzer after the time expires
DOTL
Reader buzzer sounds to indicate that the door is opened for too long
Toggle Mode
Door operate in toggle mode with card flash, suitable for auditorium
Door interlock
Man-trap operation. One room 2 doors, only 1 door allow to open.
Unlock Time:
This is the time that P908 will unlock the door upon a valid card presentation. It can be
set from 0 to 255 seconds.
Pre-Alarm Time:
P908 connected reader will sound the buzzer with a warning tone when the door is held
open beyond this time. It can be set from 0 to 255 seconds. This time period should
always be set longer than Unlock Time. No alarm event is reported if the door closes
before Pre-Alarm Time expires, the warning tone will stop once the door is closed.
DOTL:
This is known as Door Open Too Long. The P908 connected reader will sound buzzer
continuously when the door is held open longer than his period. It can be set from 1 to
255 seconds. This time setting should always be longer than Unlock Time and Pre-
Alarm Time. A DOTL alarm event is reported when an alarm tone is triggered. The
alarm tone will stop once the door is closed.
Toggle Mode:
When set to this mode the door when toggle from open to close between valid card
flash. In this mode door have to be disarm by 24hrs schedule, and Pre-alarm and
DOTL will be disable.
Door interlock:
Man-trap operation. 2 door program to be monitoring each other status. If door 1 door
sensor is activated, door 2 lock output will not be activated by card flash on Reader 2 or
exit push button on Reader 2.