System Layout; Bus Connection - Qvis APOIR-PTZ23 User Manual

Alarm port
Name
Alarm out：1
GND
Alarm in：1-2
Please refer to the label for detailed connection information.

9.2 System Layout

9.2.1 BUS connection

Please refer to Figure
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Function
One alarm output channel. When the alarm is triggered whilst in

the current channel, system will either activate the relay or not.
Alarm output relay default setup is NO.

For the default setup: 1-channel alarm output and 2-channel

alarm output is optional.
Alarm input ground end.
2-channel alarm input channels. This is to receive relay signal

from the external alarm source. You can go to dome menu to
activate specified preset or patter.
When the activation mode is set to 'NO' (normal open), dome

alarms when there is low voltage running along the line. High
voltage will not activate the alarm.
When the activation mode is set to 'NC' (normal close), dome

alarms when there is high voltage running along the line. Low
voltage will not activate the alarm.
Note:

Dome alarm input message is in ground mode.

Dome alarm input signal are in two modes: normal open and
normal close.

For the default setup: 2-channel alarm input and 7-channel
alarm input is optional.
9-1
and Figure 9-2 for BUS cable connection.
Figure 9-1
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