Seagate 大華 -希捷 2TB 監控硬盤/硬碟
Seagate® SkyHawk™ Lite 專為小型家庭和辦公室設計，以可靠的方式錄製和播放高質量視頻而不會丟幀。
- 專用於小型監控系統的內部 3.5 英寸硬盤驅動器。
- 該磁盤專為在小型視頻監控系統 (CCTV) 中可靠地 24 小時運行而設計。 串行ATA接口連接。
- 此磁盤的建議 CCTV 安裝大小最多為 32 個攝像機。 此外，建議在刻錄機中使用的 SkyHawk Lite 系列驅動器不超過 2 個。
主要特點- 同類最佳的監控硬盤驅動器針對小型企業/家庭環境中 24x7 全天候運行的高寫入工作負載進行了精確調整。
- ImagePerfect™ 內置固件支持可靠且流暢的傳輸，不會丟失幀
- 高達 2 TB 的容量，推薦用於多達 32 台高清攝像機的視頻監控錄像和回放。
- 設計用於 120 TB/年的工作負載，是台式機的 2 倍
- 低能耗和啟動電流可最大限度地減少熱量和振動排放
- 防變色組件有助於保護光盤免受環境因素的影響。
- 3年保修
Technical Specification
Dahua Model Numbers :
ST2000VX007
Formatted capacity (512 bytes/sector)** :
2000GB (2TB)
Guaranteed sectors :
3,907,029,168
Heads :
2
Disks :
1
Bytes per sector (emulated at 512-byte sectors) :
4096 (physical)
Default sectors per track :
63
Default read/write heads :
16
Default cylinders :
16,383
Recording density (max) :
2294 kB/in
Track density (avg) :
540 ktracks/in
Areal density (avg) :
1203 Gb/in2
SATA interface transfer rate :
600 MB/s
Maximum data transfer rate :
180 MB/s
ATA data-transfer modes supported :
PIO modes: 0 to 4
Multiword DMA modes: 0 to 2
Ultra DMA modes 0 to 6
Multiword DMA modes: 0 to 2
Ultra DMA modes 0 to 6
Height (max) :
20.20mm / 0.795 in
Width (max) :
101.6mm (± 0.25) / 4.0 in (± 0.010)
Length (max) :
146.99mm / 5.787 in
Weight (typical) :
415g / 0.915 lb
Average latency :
6.0 ms
Power-on to ready (typ) :
9.0s
Standby to ready (typ) :
9.0s
Startup current (typical) 12V :
1.1A
Voltage tolerance (including noise) :
5V ±5% / 12V ±10%
Non-Operating (Ambient °C) :
–40° to 70°
Operating ambient temperature (min °C) # :
0°
Operating temperature (drive case max °C) :
70°†
Temperature gradient :
20°C per hour max (operating)
30°C per hour max (non-operating)
30°C per hour max (non-operating)
Relative humidity :
5% to 90% (operating)
5% to 95% (non-operating)
5% to 95% (non-operating)
Relative humidity gradient (max) :
30% per hour
Wet bulb temperature (max) :
30°C max (operating)
40°C max (non-operating)
40°C max (non-operating)
Altitude, operating :
–304m to 3048m(–1000 ft to 10,000 ft)
Altitude, non-operating (below mean sea level, max) :
–304m to12,192m(–1000 ft to 40,000+ ft)
Operational shock (max) :
80 Gs (read) / 70 Gs (write) at 2ms
Non-operational shock (max) :
350 Gs at 2ms
Vibration, operating :
10Hz to 22Hz: 0.25 Gs, Limited displacement
22Hz to 350Hz: 0.50 Gs
350Hz to 500Hz: 0.25 Gs
22Hz to 350Hz: 0.50 Gs
350Hz to 500Hz: 0.25 Gs
Vibration, non-operating :
5Hz to 22Hz: 3.0 Gs
22Hz to 350Hz: 3.0 Gs
350Hz to 500Hz: 3.0 Gs
22Hz to 350Hz: 3.0 Gs
350Hz to 500Hz: 3.0 Gs
Drive acoustics, sound power :
Idle*** :
1.8 bels (typical)
1.9 bels (max)
1.9 bels (max)
Seek :
2.0 bels (typical)
2.1 bels (max)
2.1 bels (max)
Non-recoverable read errors :
1 per 1014 bits read
Rated workload :
Average annualized workload rating: < 120TB/year.The specifications for the product assumes the I/
O workload does not exceed the average annualized workload rate limit of 120TB/year. Workloads exceeding the annualized
rate may degrade and impact reliability as experienced by the particular application. The average annualized workload
rate limit is in units of TB per calendar year.
O workload does not exceed the average annualized workload rate limit of 120TB/year. Workloads exceeding the annualized
rate may degrade and impact reliability as experienced by the particular application. The average annualized workload
rate limit is in units of TB per calendar year.
Warranty :
3 Years
Load/unload cycles :
300,000 at 25°C, 50% rel. humidity
Supports hotplug operation per theSerial ATA Revision 3.2 specification :
Yes