3
Design Your Surveillance System
•
Determine the areas that require coverage
•
A common wide angle lens (
≤
4mm) on a camera will have an approximate viewing angle of 60°
–
Stand at the camera position, look in the direction the camera will aim and cover one eye, this will provide a
rough idea of the coverage area
•
Order a 4, 8, or 16-channel DVR and the number of cameras depending on your needs
•
The Talos DVRs store video on SATA hard drives with capacity up to 1TB
•
The hard drive is user installed
•
Determine the size of hard drive needed
–
4-channels recording 24/7 will record approximately
5
weeks on a 1TB HDD
–
8-channels recording 24/7 will record approximately
3
weeks on a 1TB HDD
–
16-channels recording 24/7 will record approximately
1.5
weeks on a 1TB HDD
