Technical Specifications - Acomdata External HARD DRIVE USB 2.0 User Manual

Technical Specifications

Dimensions: ............................................4.6" X 1.37" X 8.13"; 117 X 35 x 206.5 (mm)
Weight ...............................................................................................1.09 Kg / 2.4 lbs.
Interface: ..........................................................................................Hi-Speed USB 2.0
Interface transfer rate (max) ........................................................................480 Mbps
Data buffer (cache) .............................................................................................. 8 MB
Rotational speed ......................................................................................... 7200 RPM
Latency (average) ..............................................................................................4.2 ms
Seek times (average)
Read ..............................................................................................................8.5 ms
Track-to-track ...................................................................................................2 ms
Full stroke ....................................................................................................... 21 ms
Error rate (non-recoverable) .........................................................< 1 in 10
Spindle start time (max) ......................................................................................... 9 s
Start/Stop cycles (at 25ºC) ............................................................................... 50,000
Ambient temperature (operating) ............................................................. 5ºC – 35ºC
Relative humidity (non-condensing, operating) ....................................... 8% – 90%
Chassis (approved/ recognized) ..................................................................FCC/CE/UL

bits read
14