Хард диск WD 1024GB 32MB SATAII RAID

Performance Specifications
Rotational Speed 7,200 RPM (nominal)
Buffer Size 32 MB
Average Latency 4.20 ms (nominal)

Transfer Rates
Buffer To Host (Serial ATA) 3 Gb/s (Max)

Physical Specifications
Formatted Capacity 1,000,204 MB
Capacity 1 TB
Interface SATA 3 Gb/s
User Sectors Per Drive 1,953,525,168

Physical Dimensions
English
Height 1.028 Inches
Length 5.787 Inches
Width 4.00 Inches
Weight 1.52 Pounds

Metric
Height 25.4 mm
Length 147 mm
Width 101.6 mm
Weight 0.69 kg

Environmental Specifications
Shock
Operating Shock (Read) 65G, 2 ms
Non-operating Shock 250G, 2 ms

Acoustics
Idle Mode 28 dBA (average)
Seek Mode 0 33 dBA (average)
Seek Mode 3 29 dBA (average)

Temperature (English)
Operating 32° F to 140° F
Non-operating -40° F to 158° F

Temperature (Metric)
Operating -0° C to 60° C
Non-operating -40° C to 70° C

Humidity
Operating 5-95% RH non-condensing
Non-operating 5-95% RH non-condensing

Altitude (English)
Operating -1,000 feet to 10,000 feet
Non-operating -1,000 feet to 40,000 feet

Altitude (Metric)
Operating -305M to 3,050M
Non-operating -305M to 12,200M

Vibration
Operating
Linear 20-300 Hz, .75G (0 to peak)
Random 0.004 g?/Hz (10 to 300 Hz)

Non-operating
Low Frequency 0.05 g?/Hz (10 to 300 Hz)
High Frequency 20-500 Hz, 4.0G (0 to peak)

Electrical Specifications
Current Requirements
12 VDC
Read/Write 490 mA
Idle 470 mA
Standby 5 mA
Sleep 5 mA

5 VDC
Read/Write 500 mA
Idle 420 mA
Standby 160 mA
Sleep 160 mA

Power Dissipation
Read/Write 8.40 Watts
Idle 7.80 Watts
Standby 1.00 Watts
Sleep 1.00 Watts