How does the access control system install the switch button?
Access control host can generally take the door button ah, the switch directly to the door button on OK!
First, the card reader can be connected in parallel. Second, see if the controller is not out of the card reader interface. Third, the exit button can be directly connected to the controller out button position, four or more can not control the electric lock of a line off, usually is normally closed, under the button off. Supplementary answer: electronic lock power can be directly powered, you can control the electric lock of a line off, usually is normally closed, under the button to disconnect.
See access control controller manual, there are generally open the door and open the door to open the card method
