Aposonic A-S0804R3 - Manual (Page 14)

14
Terminal Connectors:
EXAMPLE 1：Connect Alarm In One with PIR (Passive Infrared).
EXAMPLE 2：Connect with Alarm Siren at Relay N.O.
T+ RS-485 sends +
T - RS-485 sends -
R- RS-485 receives -
R+ RS-485 receives +
ALARM1-4 Camera alarm input.
GND GND.
N.C Relay
N.C.
COM Relay COM
N.O Relay N.O.