A door controller is a system which enables an authority to control access to areas and resources in a given physical facility or computer-based information system. An access control system, within the field of physical security, is generally seen as the second layer in the security of a physical structure.
The 3101B-R Delayed Egress Controller is the "electronics only" portion of the 3101B Maglock. The most common applications include outdoor gate locks or inswing doors which require delayed egress functionality. Learn More$568.23