Access Control Glossary
What is Door Antipassback
A Door Antipassback feature restrict user from coming in the premise as long as the user didn't get out. for this feature to be active 2 reader must be used per door one for entry and the other for exit.
What is the Ajar (Door Held Open) Delay feature?
The Door Ajar Delay feature defines the time that a door is allowed to be left open (ajar) before activating the defined Auxiliary Relay and or sending an alert to that effect
What is Wiegand protocol?
Wiegand is a proprietary information coding format used for encoding access cards, key tags, proximity readers, and other access control related products and devices. This is the most common protocol today to deliver credentials from a reader to an ...
What is Forced Door?
Forced arm is the occurrence in which a door connected to the access control system has been physically opened without the approval of the access control system and without the system releasing the lock.
What is Fail Secure?
Fail Secure is the system setting that defines that in the event of a complete power loss due to a power outage for example, the door remains locked.
What is a Fail Safe?
Fail Safe is the system setting that defines that in the event of a complete power loss due to a power outage for example, the door remains unlocked.
What is a Case Tamper?
Case tamper is the electronic signal that alerts to the fact that the controller has been tampered with and there was an attempt to open the actual unit’s case or enclosure.
What is the Ajar (Door Held Open) Delay feature?
The Door Ajar Delay feature defines the time that a door is allowed to be left open (ajar) before activating the defined Auxiliary Relay and or sending an alert to that effect
What is Back Tamper?
Back tamper is the electronic signal that alerts to the fact that the controller has been tampered with and there was an attempt to remove it from the wall.