installation & connection
18_
installation & connection
alarm i/o wiring Diagram
connecting to the i/o port box
Connect the Alarm I/O signal to the corresponding port of the rear port box.
•
ALARM OUT : Used to connect the alarm output signal.
•
ALARM IN : Used to connect the alarm input signal.
•
ALARM COM : Common port where the alarm output signal is connected.
•
GND : Used for earth-grounding.
•
RS-485+ : Communication port for RS-485 receiver (+).
•
RS-485- : Communication port for RS-485 receiver (-).
connecting an external rS-485 device
Connect the camera with an external device using the [
rS-485 +, -
] ports.
You can control the pan/tilt operations of the camera via RS-485 communications.
`
The GND connection is recommended for RS-485 communications. If you encounter a communication
failure, connect the GND pin as appropriate to correct the GND level between camera and external device.
ALARM OUT
ALARM IN
ALARM COM
GND
RXTX+
RXTX-
1
2
3
4
5
6
(5ma sink)
(30vDc 2a,
125vac 0.5a maX)
AUDIO OUT
VIDEO
SD SYSTEM POWER
RESET
NETWORK
ACT
LINK
GND
DC 12V
AUDIO IN
1 2 3 4 5 6
1 : ALARM OUT 4 : GND
2 : ALARM IN 5 : RS-485+
6 : RS-485-
3 : ALARM COM
SD CARD
SD CARD
SD CARD
+