Atrium

AC22

The AC22 is ATRIUM’s powerful 2-door main controller. 8 additional doors can be added to the AC22 main controller, using AX22 door expansion units, for a total of 10 doors. The AC22 main controller’s on-board Ethernet port with AES 256-bit encryption includes a user-friendly embedded web server enabling you to manage Users/Cards, lock or unlock doors, view system events and display ...

AX22

Up to four AX22 door expanders increase the AC22 main controller’s capacity to 10 doors. Locate the AX22 anywhere on the 1220m (4000ft) 4 conductor RS485 communication bus. Effortless auto-detect technology identifies the AX22 on the communication bus. A pre-assembled universal power supply is included with every AX22 making this unit an industry leader in efficiency and simplicity.