Acomdata PHD320UHE-54 External Hard Drive PHD320UHE-54 用户手册

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Dimensions.......................................................................................2.9".x.4.8".x.0.55"..

................................................................................................... (mm).74.x.123.x.14

Weight....................................................................................................0.39.lb.;.177.g
Interface............................................................................................Hi-Speed.USB.2.0
Interface.transfer.rate.(max.)........................................................................480.Mbps
Rotational.Speed.......................................................................................... 5400.RPM
Seek.Times.(average):.

-.Read..............................................................................................................12.ms.
-.Track-to-track.................................................................................................2.ms.
-.Full.stroke.....................................................................................................21.ms

Latency.(average)...............................................................................................5.5.ms
Data.buffer.(cache)............................................................................................... 2.MB
Error.rate.(nonrecoverable)...............................................................1.in.10

14

.bits.read

Load/unload.cycles.......................................................................................... 600,000
Power.requirement.(max.)..................................................................... 1.0.A.@.5.VDC
Ambient.operating.temperature..................................5ºC..–..40ºC...(41°.F..–..104°.F)
Operating.humidity.(RH.non-condensing)...................................................8%–90%
Chassis.(approved/.recognized)...................................................................FCC/CE/UL