RS485 Connect To DVR with a remote controller !? How to

[fooster 0]

Hi friend !

 

its my first time with rs485 utilisation and i really dont know how to operate with it,

 

i try to send you picture of that,

 

i have a camera having 6 cable for rs485,

Red= "+"

black= "-"

Yellow= "zoom"

Grey= "COM"

purple= "Focus"

brown= "menu"

 

the supplier sent me a remote controller with receiver device.

 

my dvr and the remote receiver have just to plug in back for rs485 , just a + - socket

 

thank youn for your help in adavance