Model:SD-S803VCS/R ,3 channel video signal transmit by one coaxial cable video multiplexer with RS485 usded in CCTV Maintenance
SD-S803VCS/R
4CH video/3CH video+1CH negative data
1,as project demand,the device is optimized interface,and is convenient for installment with mini volume;
2,Transmit 4 channels video or 3 channes video +1channel negative RS485 control signal optionally through selector switch;
3,RS 485 control interface can be driven by special chip with 15Kv anti-stastic module ,which can be 64 nodes;
4, under HS frequency reuse way, signals are combined with high speed without any delay and disturbances;
5,adjustable knob is installed in receiver,which can fine adjustment transmssion distance,so that get better video effect;
6, brightness degree of video signal can be adjusted at the transmitter according to different camera;
7,12V DC power supply,built-in;
8,all ports use high quality IVXBNC interfaces;
9,ocular data transmission status with RS485 signal indication;
The device has high energy conservation circule