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14. Specifications
Recording media
CFast
CFast card slot . . . . . . . . . . . . . . . . . . . .1
Compatible media . . . . . . . . . . . . . . . .CFast cards
Recording capacity . . . . . . . . . . . . . . .32 GB – 128 GB
SDHC
SDHC card slot. . . . . . . . . . . . . . . . . . . .1
Compatible media . . . . . . . . . . . . . . . .SDHC cards (SDXC not supported)
Recording capacity . . . . . . . . . . . . . . .4 GB – 32 GB
Speed class . . . . . . . . . . . . . . . . . . . . . . .Class 10 recommended
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Media that has been verified to operate with this system
We provide a list of CFast and SDHC cards that we have verified for operation with this unit on our Industrial
Products Division data recorders website: http://datarecorder.jp/en/
You can also contact us. (For contact information, see the last page.)
Sampling frequencies and bands
Series 1: Corresponds to DAT/audio sampling frequencies
Series 2: Frequency axis during 2N FFT analysis: integrated in resolution
Series 1
Series 2
Fs (kHz)
Band (kHz)
Fs (kHz)
Band (kHz)
96
40
102.4
40
48
20
51.2
20
24
10
25.6
10
12
5
12.8
5
6
2.5
5.12
2
3
1.25
2.56
1
1.50
0.625
1.28
0.5
0.240
0.100
0.256
0.1
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Band
Series 1: sampling frequency/2.4
Series 2: sampling frequency/2.56
Recording time
The times given in the table below are based on use of a CFast card with 32GB capacity as the recording media. Times
are given in hours and minutes.
They are the results of a simulation using an evaluation video prepared by our company.
Video signal conditions
Analog signal conditions (Fs/AD resolution/channel count)
Quality
Number of connected cameras 96kHz/24-bit/4ch 48kHz/24-bit/4ch 24kHz/24-bit/4ch
HD (1280*720)/30fps
1ch
1:18
1:29
1:34
VGA (640*480)/30fps
1ch
2:25
3:08
3:34
2ch
1:32
1:48
1:56
QVGA (320*240)/100fps
1ch
2:38
3:31
4:05
Camera OFF
—
5:39
12:06
22:54
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The above times are total possible recording times for the media.
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The recording times given in the above tables are approximations. Actual recording times might differ depending
on the video recorded and the medium used.
During use, refer to the amount of media capacity used shown for convenience on the display.
Summary of Contents for VR-24
Page 1: ...Analog Visual Recorder Owner s Manual Z VR 24 D01255010D...
Page 67: ...67 15 Exterior drawings 260 77 12 5 186 Unit mm...
Page 70: ...70...
Page 71: ...71...