IC Realtime PTZ-2801WDR: High Speed PTZ Dome Camera with 28X Zoom - Manual (Page 15)

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3 Cable Connection
3.1 Multiple-function Composite Cable
The multiple-function composite cable includes the audio/video connection port, RS485
connection port, and alarm input/output port. Please refer to the indication label on the multiple-
function composite cable for detailed connection information.
Name Function
A 485-A. It is to control dome built-in PTZ.
B 485-B. It is to control dome built-in PTZ.
485
GND Ground.
OUT Reserved audio port. Audio output port.
GND Reserved audio port. Ground port audio.
AUDIO
IN Reserved audio port. Audio connection port.
GND Ground port. VIDEO
OUT Video output port.
Name Function
AC24V 24V power port. Connect to the power cable.
EARTH Ground port.
AC24V 24V power port. Connect to power cable.
3.2 Alarm Cable Connection
1) Please refer to the indication label on the multiple-function composite cable for detailed alarm
connection information.
2) Pleas refer to the following sheet for alarm input and output port information.
Name Function
Alarm out：1-2
z
Two alarm output channels. When there is an alarm from current
channel, system activates relay or not.
z
Alarm output relay default setup is NO. You can use the jump-
cap near the power board relay to set.
z
NO：Normal open alarm output.
z
NC：Normal close alarm output.
GND Alarm input ground end.
Alarm in：1-7
z
Seven alarm input channels. It is to receive relay signal from the
external alarm source. You can go to dome menu to activate
specified preset or patter.
z
When the activation mode is NO (normal open), dome alarms
when there is low voltage. High voltage will not activate the
alarm.