Alarm I/O - Vidia PTZ User Manual

This camera is equipped with 3 alarm-in and one alarm-out for intrusion
management. Installers may connect the inputs to various sensors and program the
camera to move to specific spots for visual check when evens take place. Dwell time
is programmable, subject to the controller
dwell setting)
Refer to the table on below for function assignments to each alarm I/O.
Alarm in Wire Color
Alarm in 1
Alarm in 2
Alarm in 3
Alarm inputs
This speed dome has three alarm inputs, and each input is given by the software a
companion view preset. When trigger single is sent to alarm-in, the following
reactions will be taken by the speed dome:
The pan-tilt mechanism will move lens to the preset.
The alarm-out port will act.
Via RS485, the console (control unit) will be notified
The three inputs and their correspondent view presets are independent from one to
another. Therefore, with the connections to three sensors, installer can set up
camera to monitor three different spots with different dwell time.
Presets For Events
Default settings at the alarm-ins activations are:
If setting(s) is / are done to presets 17, 18 and 19 :
At the trigger of alarm-in number 1, lens will move to preset 17.
At the trigger of alarm-in number 2, lens will move to preset 18.
At the trigger of alarm-in number 3, lens will move to preset 19.
If one or more positions of presets 17, 18 and 19 is / are empty:
At the trigger of alarm 1, lens will move to preset 1
At the trigger of alarm 2, lens will move to preset 2
At the trigger of alarm 3, lens will move to preset 3
Note:
All the three alarm inputs are TTL level and triggered by negative signals.
To utilize the default view positions, user must pre-set the desired monitor
spots to presets number 17, 18 and 19 (or 1, 2 and 3).
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Alarm GND
Black Alarm 1
Red Alarm 2
Yellow Alarm 3
(some controllers don't offer the access to
Wire Color Alarm out
Brown
Orange
Green Com.
Wire Color
N.O. Gray
N.C. Purple
Blue
(preset 17 is empty)
(preset 18 is empty)
(preset 19 is empty)