what is the ptz controller connected to?
Using the RS-485 interface, the PTZ controller can connect to an array of PTZ cameras and DVRs. For ease of use in a system that contains a single DVR and several PTZ cameras, set the device ID of the DVR to 0. Set the device IDs of each attached PTZ camera equal to the channel on the DVR that the camera is connected to. Set the ID of the PTZ keyboard controller to a number that is larger than the number of channels supported by the DVR. Example: For an 8-channel DVR, set the DVR ID to 0, set the PTZ camera IDs in the range of 1â8, and the PTZ keyboard controller to device ID 9. Using this