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II.
ALARM IN CONNECTION
D+
RS-485: sends +/ re
D -
RS-485: sends -/ receives -
GND
Ground
ALARM IN 1-2 Alarm inputs
N.C
Relay: Normally close
N.O
Relay: Normally open
COM
Relay: Common
EX1
:
Connect GND & Alarm to external IR
detector.
EX2
:
Connect N.O & COM to external
siren.
Depending on the external device type, you may connect N.C & COM to external device.