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Caracteristică HDD Surveillance Seagate SkyHawk AI, 20TB, 7200RPM, 256MB, SATA III HDD Surveillance WD Purple WD11PURZ, 1TB, 5400RPM, 64MB, SATA III HDD Surveillance WD Purple, 4TB, 5400RPM, 128MB, SATA III HDD Surveillance WD Purple, 4TB, 5400RPM, 256MB, SATA III HDD Surveillance WD Purple WD23PURZ, 2TB, 5400RPM, 64MB, SATA III
Alte caracteristici
Buffer HDD Surveillance 256 MB 64 MB 128 MB 256 MB 64 MB
Capacitate HDD Surveillance 20 TB 1 TB 4 TB 4 TB 2 TB
Component for Surveillance system Surveillance system Surveillance system PC Surveillance system
Depth 147 mm 147 mm
Garantie 36 36 36 36 36
HDD-Buffer 64MB 64MB
HDD average transfer rate 180 MB/s 175 MB/s
HDD capacity 1TB 4 TB 4 TB ≥2.1TB
HDD interface SATA3 SATA3
HDD interface transfer rate 6 Gbit/s 6 Gbit/s
HDD size 3.5" 3.5"
HDD speed 7200 RPM 5400 RPM 5400 RPM 5400 RPM
Height 26.1 mm 26.1 mm
Hybrid-SSHD No No
Interface Serial ATA III Serial ATA III Serial ATA III Serial ATA III Serial ATA
Interfata HDD Surveillance SATA III SATA III SATA III SATA III SATA III
Maximum number of cameras supported 64 64 64
Mean time between failures (MTBF) 2000000 h 1000000 h 1000000 h
Noise level (idle) 21 dB 21 dB
Operating temperature (T-T) 0 - 65 °C 0 - 65 °C 0 - 65 °C
Power consumption (idle) 3.5 W 3.2 W 3.2 W
Power consumption (read) 3.8 W 3.8 W
Power consumption (standby) 1 W 0.3 W
Power consumption (write) 3.8 W 3.8 W
Start/stop cycles 600000 300000
Storage drive buffer size 256 MB 64 MB 128 MB 256 MB
Uncorrectable Bit Error Rate (UBER) < 1 per 10^15 bits read < 1 per 10^14 bits read
Viteza rotatie HDD Surveillance 7200 rpm 5400 rpm 5400 rpm 5400 rpm 5400 rpm
Weight 680 g 44.9 g 550 g 450 g
Width 101.8 mm 101.6 mm
Workload rate limit 180 TB/year 180 TB/year
Producator SEAGATE WD WD WD WD

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Descriere oficială

HDD intern Seagate, 3.5, 20TB, SkyHawk, SATA3, 7200rpm, 256MB

Specificații tehnice 31 caracteristici
Buffer HDD Surveillance
256 MB
Capacitate HDD Surveillance
20 TB
Component for
Surveillance system
Depth
147 mm
Garantie
36
HDD interface transfer rate
6 Gbit/s
HDD speed
7200 RPM
HDD sustained transfer rate
260 MiB/s
Height
26.1 mm
Interface
Serial ATA III
Interfata HDD Surveillance
SATA III
Master (outer) cases per pallet
40 pc(s)
Maximum number of cameras supported
64
Mean time between failures (MTBF)
2000000 h
Number of AI channels
32
Operating temperature (T-T)
0 - 65 °C
Operating voltage
5 / 12 V
Power consumption (idle)
3.5 W
Power consumption (standby)
1 W
Power consumption (typical)
7.72 W
Products per master (outer) case
20 pc(s)
Products per pallet layer
8 pc(s)
Rotational Vibration (RV) sensors
Yes
Start-up current
2 A
Start/stop cycles
600000
Storage drive buffer size
256 MB
Uncorrectable Bit Error Rate (UBER)
< 1 per 10^15 bits read
Viteza rotatie HDD Surveillance
7200 rpm
Weight
680 g
Width
101.8 mm
Producator
SEAGATE
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