Closed Circuit Television or CCTV System is using Video Cameras to transmit a Signal to a Specific Place on a limited Set of Monitors. CCTV Equipment from a CCTV Supplier may be used to observe parts of a process from a Central Control Room, for example when the environment is not suitable for Humans. CCTV Systems from an Excellent CCTV Supplier may operate continuously or only as required to Monitor a particular Event.