Appendix a: record duration – ARM Electronics XR&HD480 OSD User Manual

Page 89

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User’s Manual

88

Appendix A: Record Duration

The record duration relates to recording rate, image quality, HDD capacity, and event
settings. The following tables give sample calculation of record duration according to
different recording rate, image quality, and HDD capacity, excluding consideration of events,
for different models with different recording mode. The recording quality refers to the

Normal Qlty

setting of <Per Camera Config> in <Record Setup>, assuming all channel are

set to the same quality at all times.

Per Camera Config

Cameral Select

Normal PPS
Normal Qlty
ABR (KByte)
Event Max PPS
Event Qlty
Event Act

Day

15

Mid

72
30

Best

Both

Night

15

Mid

72
30

Best

Both

CH1

Weekend

15

Mid

72

30

Best

Both

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.

Record Duration (Days): Full-D1, Global [Day, Night, Weekend] (without Audio)

Recording Rate

Recording Quality Mode

Low

Fair

Mid

High

Best

Total PPS of
all Channels

NTSC

PAL

NTSC

PAL

NTSC

PAL

NTSC

PAL

NTSC

PAL

NTSC

PAL

(6 KB) (6 KB) (10 KB) (10 KB) (14 KB) (14 KB) (18 KB) (18 KB) (22 KB) (22 KB)

500 GB Internal Storage

30

25

30.92 37.11 18.55

22.27

13.25

15.90

10.31

12.37

8.43

10.12

15

12.5

61.85 74.22 37.11

44.53

26.51

31.81

20.62

24.74 16.87 20.24

7.5

6.25 123.70 148.44 74.22

89.06

53.01

63.62

41.23

49.48 33.74 40.48

1 TB Internal Storage

30

25

63.83 76.59 38.30

45.96

27.36

32.83

21.28

25.53 17.41 20.89

15

12.5 127.66 153.19 76.59

91.91

54.71

65.65

42.55

51.06 34.82 41.78

7.5

6.25 255.31 306.38 153.19 183.83 109.42 131.30 85.10 102.13 69.63 83.56

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