HP DAT 160 SCSI External Tape Drive Q1574A#AC3 プリント

製品コード

Q1574A#AC3

Appendix A—DAT160 detailed specifications

The following table provides a summary of specifications that show the subtle differences between the

DAT72 and DAT160 drives. General drive dimensions, operating environment, media environment,

and electromagnetic compatibility are the same for both technologies. The table also shows some

areas where specifications are identical.

Feature

DAT72 drive

DAT160 drive

LEDs 2

Number of tape guides

Normal tape speed

14.03 mm/s (0.551 ips)

12.25 mm/s (0.482 ips)

Fast search/rewind speed

1600 mm/s

Drum speed

8609.7 rpm

6457 rpm

Forced air cooling recommended

1 cu ft/min

1.5 cu ft/min

Power consumption typical

7.1 W

10 W

Power consumption worst case

16 W

25 W

Tape length

170 m

150 m

W/R format compatibility

DAT40 and DAT24

DAT72 and DAT40

Bit density

163,000 bpi

174,500 bpi

Track density

4678 tpi

3742 tpi

Track width

5.4 microns

6.8 microns

Linear bit density

6.4 Kb/mm

6.8 Kb/mm

Media

MP4+

MP+++

Time to fast search entire media

130 s

120 s

Reliability

125,000 hours @100% duty cycle

Uncorrectable ERT

< 1 in 10

bits transferred

< 1 in 10

bits transferred

Head life

6,000 hours of tape pulling—equates
to 4.4 yrs with a full length backup
everyday

Cartridge load life (loads)

6,000

MTBF = (Cumulative hours of all drives shipped)/(Number of units returned due to end-user failures)