cctv pelco
TRANSCRIPT
-
7/24/2019 Cctv Pelco
1/34
CCTVDesign and Technology
by
Kevin BozarthDesign Specialist, Integrated System
-
7/24/2019 Cctv Pelco
2/34
CCTV Core Components
Camera
Camera
Recording
Recording Viewing
Viewing
-
7/24/2019 Cctv Pelco
3/34
Camera Choices Analog
IPQuestion?
What Function What Technology
What Environment
Question?
What Function What Technology
What Environment
-
7/24/2019 Cctv Pelco
4/34
Camera Choices - Analog Video Transmission
Standard PAL/NTSC
Coax
CAT5e, CAT6 - UTP
-
7/24/2019 Cctv Pelco
5/34
Camera Choices - Analog Digital Encoding through Encoders
Compression Image Quality Compression Bandwidth
MJPEG Great (5) Zero (0) Very High (5)
MPEG2 Good (3) Low (1) High (3)
MPEG4 Medium (2) Medium (2) Medium (2)H.264 Good (3) High (3) Low (1)
Values are Estimates of compression standards
-
7/24/2019 Cctv Pelco
6/34
Camera Choices - Analog Video Compression Example
H.264 17 different defined profiles
Bit Rate controlling
-
7/24/2019 Cctv Pelco
7/34
Camera Choices - Analog Standard being defined within
Physical Security Industry ONVIF
PSIA
-
7/24/2019 Cctv Pelco
8/34
Camera Choices - IP Benefits
Reduction of System Components
Remote Configuration
Remote Upgrades
Analog
Camera
Analog
Camera
Digital
Encoder
Digital
Encoder
+
IP CameraIP Camera
-
7/24/2019 Cctv Pelco
9/34
Camera Choices - IP Benefits
Reduction of System Components
Remote Configuration
Remote Upgrades
Dip SwitchesDip Switches Web PageWeb Page
-
7/24/2019 Cctv Pelco
10/34
Camera Choices - IP Benefits
Reduction of System Components
Remote Configuration
Remote Upgrades
Remote ConfigurationRemote ConfigurationField ChangesField Changes
-
7/24/2019 Cctv Pelco
11/34
Resolution
Standard Definition
MegaPixel
Camera Choices - IP
Storage &
Network
Quality &
Resolution
-
7/24/2019 Cctv Pelco
12/34
3.1 MP (2048x1536)
2.1 MP (1920x1080)1.3 MP (1280x1024)
0.5 MP (800x600)
4CIF 704x576
Camera Choices - IP Resolution
-
7/24/2019 Cctv Pelco
13/34
Resolution Aspect Ratio3.1 MP (2048x1536)
2.1 MP (1920x1080)
Camera Choices - IP
-
7/24/2019 Cctv Pelco
14/34
Resolution
Camera Choices - IP
1 MP4CIF 2 MP
-
7/24/2019 Cctv Pelco
15/34
Camera Choices - IP Bandwidth
Original Design 50% total link bandwidth
Expansion 70% total link bandwidth
Formula
[# of Cameras] X [Average Bandwidth]
50% X [Link Bandwidth]
-
7/24/2019 Cctv Pelco
16/34
Formula[# of Cameras]
X [Average Bandwidth]
X 60seconds
X 60minutes
X 24hours
X [# of Days]
/ 8bits
/ 1,000gigs=
[# of Gigs of Storage]
Camera Choices - IP Storage
Quantity of Cameras
Average Bandwidth
Days of Retention
-
7/24/2019 Cctv Pelco
17/34
Recording Choices Fault Tolerance
Redundancy
-
7/24/2019 Cctv Pelco
18/34
Recording Choices Fault Tolerance RAID
RAID 1
RAID 5
RAID 6
A B A&B A&B
A B A&B
A A
-
7/24/2019 Cctv Pelco
19/34
Recording Choices Power Redundant power supplies
2 plugs
-
7/24/2019 Cctv Pelco
20/34
Recording ChoicesLoad Balancing Consistent Retention
Processor utilization equal
Recorder Recorder Recorder
Cameras
-
7/24/2019 Cctv Pelco
21/34
Recording Choices Failover Is it needed?
Failure Maintenance
Standby recorder (n+1)
Load-balancing failover (n+m)
-
7/24/2019 Cctv Pelco
22/34
Recording Choices Redundancy Recorded to two recorders
Drastic failure of recorder
Drastic failure of environment
-
7/24/2019 Cctv Pelco
23/34
Viewing Choices Viewing Application
Decoders
Monitors
-
7/24/2019 Cctv Pelco
24/34
Viewing Choices Viewing Application PC
Purpose Built CCTV viewing device
Decoders
-
7/24/2019 Cctv Pelco
25/34
Viewing Choices - Monitor Analog Standard Definition
HD 720p (1280 x 720 is 0.9 MP)
1080p (1920 x 720 is 2.1 MP)
-
7/24/2019 Cctv Pelco
26/34
System Architecture Environment
Network
Integration
-
7/24/2019 Cctv Pelco
27/34
System Architecture - Environment Security
Air ConditioningFormula
[Room Meters2
] X 303 = Room BTU[Lighting Wattage] X 4.28 = Lighting BTU
[# of Occupant] X 400 = Human BTU
[ BTU] / 12,000 = Tons of AC
-
7/24/2019 Cctv Pelco
28/34
System Architecture - Network Bandwidth
Switch selection
Topology
-
7/24/2019 Cctv Pelco
29/34
System Architecture - Integration Analytics
3rd Party Data Systems
Multiple CCTV manufactures
-
7/24/2019 Cctv Pelco
30/34
System Architecture - Integration Analytics
Server Based Edge Based
-
7/24/2019 Cctv Pelco
31/34
System Architecture - Integration 3rd Part Data Systems
Alarm System Access Control System
Point of sale System
-
7/24/2019 Cctv Pelco
32/34
System Architecture Multiple CCTV Manufactures
Cameras Decoders
Storage
-
7/24/2019 Cctv Pelco
33/34
CCTV CommissioningNow lets put it together the way it needs
to be used!
-
7/24/2019 Cctv Pelco
34/34
CCTVDesign and Technology
by
Kevin Bozarth
Design Specialist, Integrated System