9
2.3
Audio / AIarm I/O & RS-485 Connection
Please refer to the diagram and pin definition tables below for audio/alarm I/O &
RS-485 connection.
Pin
Definition
Pin
Definition
Pin
Definition
Pin
Definition
1
Audio Out
5
Alarm Out
B1
9
Alarm In 4
13
GND (Alarm
I/O
& RS-485)
2
GND
(Audio I/O)
6
Alarm Out
B2
10
Alarm In 3
14
Audio In
3
Alarm Out A1
7
RS-485 D+
11
Alarm In 2
Def
4
Alarm Out A2
8
RS-485 D-
12
Alarm In 1
Dn
Definition
Содержание Orion DX 3
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