Akuvox R28 Series - Daily Use

2
R27A/C
User Manual
WG_D0/WG_D1: Wiegand terminal.
DOORA/B/C: Trigger signal input terminal.
RelayA/B/C (NO/NC/COM): Relay control terminal.
12V_OUT/GND_OUT: Power output terminal.
Note: The general door phone interface diagram is only for
reference.
Figure 1.2-2 General interface