... surface treatment. The devices have lock control, alarm, exit button, door sensor. The wiegand in interface is used to connect ... support multi users entry· Built-in relay contacts lock, alarm, door sensor & exit button .· Wiegand input&output enable Master/Slaver access ... RS232/484,TCP/IP .· Built-in Relay for Door Sensor, alarm, EM-Strike/Magnetic lock, exit button .· 26 bit Wiegand Input/Output .· ...