... ,with backup light 2. 5time period to access on the keypad 3.TCP/IP,RS485 network CN-DT88 is ... be with lock control, alarm, exit button, door sensor. The wiegand interface is used to connect ... make it an advanced access control system. The controller has transient protection and automatic self-test function, which ... and staff can set different permissions to open the door · Period of time to set up a ...