DNS-2640 User Manual
3
DNS-2640 Overview
Form Factor
2U 24-bay 2.5"
Drive Support
12Gb/s & 6Gb/s SAS 3.0 HDD and SSD
Drive Form Factor
2.5” Disk Device
I/O Controller
Dual Redundant 12Gb/s SAS 3.0 Controller Module
Host Interface
Six 12Gb/s SAS 3.0 SFF-8644 connections per I/O
SAS Expander
PMC Sierra PM8055 SXP 48-port 12Gb/s SAS expander
Controller Support
12Gb/s SAS RAID & SAS HBA
Server Host Support
Supports up to Six Server/Host with six host interface
Disk Drive
24 x 12Gb/s or 6Gb/s dual-ported SAS SSD & HDD
Enclosure Cooling
Dual Cooling Fan Module built-in Power Module
Power Supply
725W Delta® 1+ 1 Redundant Power Supply
Drive Zoning
1 x 24, 2 x 12 and 3 x 8 Split-bus Zoning via Firmware
LED Indicators
*Identify Enclosure *Power On & Activity *Drive Fault
*Identify Drive *Drive Rebuild
Enclosure
Dimensions
3.5” H x 17.6” W x 19.5” D
Weight
Enclosure only: 48lbs with 24 drives: 72lbs
Failure Notification
SCSI Enclosure Services (SES-3) over in-band & LEDs
Operational
Environment
Temperature: 5o to 35o C
Temperature gradient: 20o C per hour
Relative Humidity: 10% to 80% (non-condensing) Humidity gradient: 10% per hour
Altitude: -200 to 10,000 ft.
Shock: 5G at 11ms, ? sine wave pulse
Vibration: 0.15G at 5Hz to 500Hz
Acoustics: 6.5 Bels at normal operation tested to ISO7779
Safety Standers
CE Mark, EN55022/EN61000 Class A, FCC Class A, VCCI Class A
UL 60950 CSA 22.2-950, IEC 60950, EN60950
