14
Please refer to the protocol sheets for detailed information.
Protocol
Baud rate
Parity
120
Ω
Connect to the 120
Ω
1
2
3
4
5
6
7
8
ON
Please note the speed dome cans automatically recognize the DH-SD, PELCO-D. PELCO-P. Usually
you do not need to set.
1
2
3
Communication Protocol
OFF
OFF
OFF
DH-SD
（
Compatible with China
industrial standard protocol
）
ON
OFF
OFF
PELCO-D
OFF
ON
OFF
PELCO-P
X
X
X
Reserved
Please refer to the baud rate sheet for detailed information.
4
5
Baud Rate
OFF
OFF
9600bps
ON
OFF
4800bps
OFF
ON
2400bps
ON
ON
1200bps
Please refer to the parity setup sheet for detailed information.
6
7
Parity
OFF
OFF
NONE
ON
OFF
EVEN
OFF
ON
ODD
ON
ON
NONE
2.2
2.2
2.2
2.2
Set address dial switch
Set address dial switch
Set address dial switch
Set address dial switch
SW2
Figure 2-3
The encode mode adopts binary system. 1 to 8 is the valid bit. The highest address bit is 255. You can refer
