bry25_uk

have a sentient h264 ptz dvr and a vcl orb0006(honeywell i believe) and am having trouble connecting them.on the back of my dvr the interface has these connctions "+5,gnd,485b,485a,gnd,1no,1nc,gnd" on the cctv camera i have "s.gnd,sync,data-,data+,0vs,+vs,vgnd,vid… i have established that the 0vs and +vs on camera are a 12v supply and the vgnd and video are the videio line. i have connected these and have a picture, but am unable to get the PTZ side to work. any help is greatly appreciated. thanks

hi, that pic is exactly what my dvr looks like and in the book it says it does support rs232/485 for ptz. in the menus i can set up protocol, address,baud etc for each channel. i have linked the data+/- to the 485a/b with no response at all. the dvr is configured to pelco-d and looking on th net i have also configured the camera the same