how to connect ptz motor to cctv camera to dvr

[DANNY12345 0]

hi

i have a samsung 27x zoom true day night camera

i also have a ptz pan and tilt

can anyone tell me how i connect all together and attach to my dvr so i can use the dvr to control ptz

i have a dynamic 27x zoom ctv camera ,on the rear has a rs485 Ethernet plug

on the ptz it has

1 auto

2 left

3 right

4 up

5 down

6 com

i have no idea what to do any help would be great

thanks in advance dan