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User’s Manual

Appendix B: Record Duration

The record duration relates to recording rate, image quality and HDD capacity. Refer to the

following table.

NOTE: Record duration times are based on actual tests and represent average

file sizes. Performance may vary depending on specific installations and use.

Audio recording requires 8 KB per second (or 0.7 GB per day) for data storage.

Number of Days of Recording @30PPS (without Audio)

Recording Rate Recording Picture Quality Mode

Low Fair Mid High Best

Total

Images Per

Second

NTSC

Total

Images Per

Second

PAL

NTSC

(8 KB)

PAL

(8 KB)

NTSC

(11 KB)

PAL

(11 KB)

NTSC

(14 KB)

PAL

(14 KB)

NTSC

(17 KB)

PAL

(17 KB)

NTSC

(20 KB)

PAL

(20 KB)

160 GB Internal Storage

30 25 7.5 9.0 5.5 6.6 4.3 5.2 3.6 4.3 3.0 3.7

15 12.5 15.0 18.0 11.0 13.2 8.7 10.4 7.2 8.6 6.1 7.3

7.5 6.25 29.9 35.9 21.9 26.3 17.3 20.8 14.3 17.2 12.2 14.6

300 GB Internal Storage

30 25 14.0 16.8 10.3 12.3 8.1 9.7 6.7 8.1 5.7 6.9

15 12.5 28.1 33.7 20.6 24.7 16.2 19.5 13.4 16.1 11.4 13.7

7.5 6.25 56.1 67.3 41.2 49.4 32.5 39.0 26.8 32.2 22.9 27.4

600 GB Internal Storage

30 25 28.1 33.7 20.6 24.7 16.2 19.5 13.4 16.1 11.4 13.7

15 12.5 56.1 67.3 41.2 49.4 32.5 39.0 26.8 32.2 22.9 27.4

7.5 6.25 112.2 134.7 82.3 98.8 65.0 78.0 53.7 64.4 45.7 54.9

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Visus MPEG-4 DVR Manuale Utente Pagina 39

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