CCTV System - Close circuit television System Building Services Technology Ancillary Services

1. CCTV SYSTEM
S.Veniga
JF/BST/17/F/1/0001
Ancillary Services
Building Services Technology
23.07.2018

2. What is CCTV (Closed Circuit
Television) SYSTEM
CCTV is the use of video cameras to transmit
a signal to a specific place, on a limited set of
monitors.

3. Elements of CCTV system
There are 4 basic elements to a CCTV System,
• Camera
• Lens
• Monitor Unit
• DVR – Digital Video Recorder.

4. Type of CCTV
System
Wired CCTV
System
Wireless CCTV
System

5. Advantages of CCTV Camera
Traffic Monitoring
Building and Ground security
Maintaining perimeter security in medium to
high secure areas and installations.

6. Types of CCTV Camera
Indoor camera
Outdoor camera
IR day/night camera
Dome camera
Bullet camera
HD camera
Vandal Proof camera
Hidden camera
Pan Tilt Zoom (PTZ)
camera.
Network/IP camera
Wireless camera

7. Indoor camera
• This is used for indoor security mechanism.
• These are suitable for security in homes,
schools, office, hotel etc.

8. Outdoor camera
• Outdoor camera is used for outdoor places.
• These camera have hard shell vandal proof
casings / weather in they have limited high
lighting.

9. IR day/night camera
• IR day/night cameras are used for high alert
security areas were surveillance needs to
happened day and night
• Example:-
• Military camps

10. Dome camera
• This cameras can be rotated and tilted
manually.
• Dome cameras are used in public place like
railway station, bus terminals and other areas
where there is a huge gathering of people.

11. PTZ (Pan Tilt Zoom) camera
• This cameras allow the person monitoring.
• It to move the camera from,
PAN – right to left
Tilt – up and down
Zoom – from the tight
angle to a wide angle

12. Some applications of CCTV camera
• Bars
• Car park
• Shops
• Schools
• Hospitals
• Reception areas
• Cash room
• Historic sites
• Stadiums
• Holiday sites
• Gaming machines
• Swimming pools

13. Simple CCTV System (Block
diagram)

14. Monitor
A monitor (or the option) for viewing the live
and recorded footage.

15. Type of Cables
Coaxial Cable Ethernet cable

16. Coaxial cable
• Cabling to connect the CCTV cameras to the
DVR.

17. Ethernet Cable
• It is used to connect the network CCTV
cameras to the NDVR (Network Digital Video
Recorder).

18. Connectors
BNC connector – for coaxial cable
RJ-45 connector – for Ethernet cable

19. DVR – Digital Video Recorder
DVR with a hard drive which will record and
allow play back of the video footage.

20. Back side of a DVR
Video input
Video output
Audio input
Audio output
USB port
LAN port
HDMI port
Power port
VGA port