4
Figure 1-3
Please refer to the following sheet for detailed information.
SN
Port Name
SN
Port Name
SN
Port Name
1
USB port
2
RS422 port
3
RS485 port
4
RS232 port
5
Power socket
1.3.3 Speed Dome Keyboard Series
Please refer to Figure 1-4 for speed dome keyboard port information.
Figure 1-4
Please refer to the following sheet for detailed information.
SN
Port Name
SN
Port Name
SN
Port Name
SN
Port Name
1
USB port
2
RS422 port
3
RS485 port
4
Power socket
1.4
Port Features
RS232 port can directly connect to device if there is RS232 port. The distance should be
within 10m.
RS485 transmission distance is 1200 m
（
9600bps
）
, max 3000m actually.
For network keyboard series, please connect to the network port to connect the DVR or the
network speed dome.
1.5
Power
The keyboard uses DC12V 1A, you can use the adapter included in the accessories bag.
