Dahua NVR4108-P User Manual page 289

Please refer to the following sheet for detailed information.
Parameter Function
Channel
PTZ Type
Protocol
Address
Baud
Rate
Data Bit
Stop bit
Figure 5-102
Figure 5-103
Select speed dome connected channel.
There are two options: local/remote.
Please select remote type if you are connecting to the network PTZ.
Select the corresponding dome protocol such as PELCOD.
Set corresponding dome address. Default value is 1. Please note
your setup here shall comply with your dome address; otherwise
you can not control the speed dome.
Select the dome baud rate. Default setup is 9600.
Default setup is 8. Please set according to the speed dome dial switch
setup.
Default setup is 1. Please set according to the speed dome dial switch
277