The TR22A11KNX external card reader is an EIB/KNX device dedicated to access control. This product is for both 2 modules round and squared inwall boxes or for 3 modules boxes- the plexiglass front of the product is available in two different colours.
The device has two physical binary inputs available for controlling the door open / close contacts or freely configurable by the user (window contacts- bathroom pull alarms etc.).
The device has two relays for lock management- courtesy light control or another use. On the reader front there are 4 LEDs- 3 of which are freely configurable- usually programmed to report about: access granted- access denied- emergency- make up room- room occupied or do not disturb.