● CONNECTING WITH OTHER DEVICE
Connection and setting of the serial communication port
Connecting the serial communication port for Pan/Tilt/Zoom
You can control the PTZ device via the COM port if it is compliant with the DVR.
For the compatibility, refer to "
Compatible PTZ devices and keyboards
". (page 24)
The figure below provides an example of connecting the PTZ-featuring camera to the RS-485 (COM2/COM3)
communication port.
For other serial ports, refer to both the figure below and the wiring diagram.
For inserting or removing the wire, refer to "
How to handle the wiring cables
". (page 20)
Wiring diagram for serial communications
Tx
Rx
GND
CD
COM1
Text
Transparent
Keyboard
RXD
TXD
DTR
DSR
RTS
CTS
RI
GND
1
2
3
4
5
6
7
8
9
Wiring diagram for COM1 (RS-232)
Text
Keyboard
+
-
+
-
+
COM2/COM3
-
+
-
GND
Transparent
+/-
Wiring diagram for COM2/COM3 (RS-485)
Keyboard
PTZ
English
_23
G
COM
COM
COM
COM
On
Off
G
+
_
AUDIO IN
+
_
COM2
/COM3
RS485
ALARM OUT
eSATA
HDMI
VGA
COM1 / SERIAL
CH 1
CH 2
CH 3
CH 4
CH 3
CH 4
CH 1
CH 2
AUDIO OUT
Exter
nal l/O
Termination
GND
NETWORK
1
2
3
4
1
2
HD-SDI
G
ALARM IN
1
2
3
4
AC 100-240~IN
G
COM
COM
COM
COM
G
+
_
+
_
COM2
/COM3
RS485
ALARM OUT
1
2
3
4