What PTZ control protocols do the Pelco Fiber modules support?
Pelco Transmission & Power
Pelco Fiber Series
For the PTZ camera and fiber to communicate both devices need to have the same PTZ control protocol.
Pelco Fiber Modules support the following protocols:
RS-232, RS-422, RS-485 (2-wire/4-wire), Manchester, Coaxitron and Bi-Phase Communication.
Check the spec sheet for the specific fiber model features such as protocol support and distance limitation: Fiber products spec sheets.