Grass Valley K2 Level 3 RAID Dec.09 2005 - Manual (Page 56)

56 Level 3 RAID Instruction Manual November 23, 2005
Chapter 4 Level 3 RAID Technical Specifications and Operating Limits
Copper cables are used to connect the RAID chassis with the expansion chassis.
Copper cables must meet the appropriate standards for 1-Gbit FC-AL loops. Such
cables are fully shielded, twin-axial, full-duplex cables. Cables greater than 10 meters
must be equalized; cables equal to or less than 10 meters do not need to be equalized.
Do not use copper cables longer than 2 meters.
Environmental limits
The system includes two temperature level sensors used to issue auto-warning and
auto-shutdown in case the over temperature limit is reached.
Life expectancies of components
Characteristic Specification
Ambient temperature Operating: 5°C to 40°C
Halting: -10°C to 60°C
Relative humidity
(without condensation) Operating: 10% to 80%
Halting: 5% to 80%
Wet bulb temperature Operating: 0°C to 27°C
Halting: -8°C to 29°C
Allowable vibration level Operating: 0.25 G
Halting: 0.5 G
Item Measurement
Battery backup unit
(Nearline only) 5 years
Fan (power supply) 50,000 hours