HP Ultrium 1840 In Tape Array Tray LVD - EH856A 452975-001

HP Ultrium 1840 In Tape Array Tray LVD - EH856A 452975-001

HP Ultrium 1840 In Tape Array Tray LVD - EH856A 452975-001 Açıklama

1.6TB compressed capacity
120MB/sec native data transfer rate
AES 256 bit hardware data encryption
R/W compatibility w/LTO3 media (LTO2 read-only)

HP Ultrium 1840 In Tape Array Tray LVD - EH856A 452975-001 Teknik Özellikleri
Feature Description
Models

EH853B (SCSI internal)
EH854B (SCSI external)
EH860B (SAS internal)
EH861B (SAS external)

Capacity Native 800GB
Compressed (assumes 2:1 data compression) 1.6TB
Buffer size 128MB
Performance Native data transfer rate

120 MB/s with LTO-4 media
80 MB/s with LTO-3 media
35.6 MB/s with LTO-2 media

Data transfer rate, compressed (assumes 2:1 data compression)

240 MB/s with LTO-4 media
160 MB/s with LTO-3 media
71.2 MB/s with LTO-2 media

Burst transfer rate 320 MB/s (Ultra320 SCSI)
Data rate matching range 40 – 120 MB/s
Data access time (from BOT)

46 s (LTO-2 media)
52 s (LTO-3 media)
62 s (LTO-4 media)

Rewind time from EOT

< 124 s for LTO-4 media
< 102 s for LTO-3 media
< 92 s for LTO-2 media

Rewind tape speed 7 m/s for (LTO-3 and LTO-2 media)
Average load time < 19 s (Rewriteable), 22 s (WORM-initialized)
Average unload time < 19 s (Rewriteable), 22 s (WORM-initialized)
Security Encryption AES 256-bit
WORM media support LTO-4 media
Reliability MTBF 250,000 hrs at 100% duty cycle
Rewriteable (RW) media compatibility Read

LTO Ultrium 4
LTO Ultrium 3
LTO Ultrium 2

Write

LTO Ultrium 4
LTO Ultrium 3 (unencrypted)

WORM media compatibility Read

LTO Ultrium 4 WORM
LTO Ultrium 3 WORM

Write

LTO Ultrium 4 WORM
LTO Ultrium 3 WORM

Interface Interface type Ultra320 SCSI (LVDS)
SCSI connector

Internal : 68-pin LVDS
External : 68-pin High Definition (HD) LVDS
Array module : 80-pin SCA (SCSI and power)
Rack-mount : 68-pin High Definition (HD) LVDS