If you are installing your CCTV Siamese Cable in an area which supports return air flow inside ventilation; then you certainly are planning to require to make use of a plenum rated CCTV wires. places that assistance return air flow are generally the locations that are employed for heating and air conditioning. If that is not the circumstance however a standard PVC coaxial CCTV cable is acceptable.
CCTV Cable Distances
It is very important you have an excellent idea of how far you CCTV cables are planning to must run before you go about purchasing. The purpose for that is due to the fact the further your distances the a lot more degradation and failing of your signals can happen dependent around the type of cable 12V EURO CCTV Power Supply .
If you are planning to be installing your program with a max of 600ft - 800ft in between devices; then a standard RG59 coaxial cable should be fine. If you require further distances however; you may think about upgrading to some RG6 cable. Furthermore if you are using a mini coaxial cable; you will desire to limit its application to much less than around 200ft for best results.
Know What Your CCTV Cameras Use
Standard Composite Video CCTV Cameras
In general your standard CCTV cameras use an analog composite video signal of 1V peak to peak (NOT RF). that is extremely important to find out due to the fact an RF signal uses aluminum coax to deliver the signal to your receivers or TV system. that is why you should always use a copper braid / copper core coax for the composite video coming out of your protection cameras. If possible choose a coaxial CCTV cable with a 95% braid and a strong copper core.
Network Cameras
A composite coaxial CCTV cable is generally not needed for standard system CCTV cameras and they will use a system Ethernet cable such as CAT 3, CAT 5, CAT 6, etc... These cables include plenum and non plenum ratings just as your composite coaxial cables do.
By understanding what type of CCTV wires your protection camera uses, the range at which your cables will operate, and a lttle bit of information and facts about cable installation in ventilation situations; you will far better put together yourself to make an informed and knowledgeable choice when buying your CCTV wire.