HP Smart Array P431 Controller - Manual (Page 12)

Specifications 12
Feature Description
Time required to
recharge battery or
capacitor pack
5 minutes or less
Duration of battery
or capacitor pack
backup
80 seconds
The battery or capacitor pack provides a sufficient
duration to transfer the cached data from DDR memory to
flash memory, where the data remains indefinitely or until
a controller retrieves the data.
Battery or
capacitor pack life
expectancy
More than 3 years
Drives
Supported drive
types† • 3 Gb/s SAS
• 6 Gb/s SAS
• 3 Gb/s SATA
• 6 Gb/s SATA
• 12 Gb/s SAS
Not all servers or storage systems support all SAS or SATA
drive types. For product-specific drive support, see the
product QuickSpecs on the HP website
( http://www.hp.com/go/productbulletin ).
Maximum number
of logical drives
64
Maximum number
of physical drives
200
RAID levels RAID 0, 1, 10, 5, 50, 6, 1 (ADM), and 10 (ADM)
Environmental
Temperature range Operating, 10° to 55°C (50° to 131°F)
Storage, -30° to 60°C (-22° to 140°F)
Relative humidity
(noncondensing) Operating, 10% to 90%
Storage, 5% to 90%
*These dimensions exclude the board bracket.
**The 2 GiB cache module connects to a capacitor pack. The 4 GiB cache module connects to a battery pack.
†Not all servers support all drive types. For more information, see the server QuickSpecs on the HP website
( http://www.hp.com/go/productbulletin ).