HP XU800 - Manual (Page 18)

18
1 System Overview
Specifications and Characteristics
Environmental Specifications
Operating temperature and humidity ranges may vary depending upon the mass
storage devices installed. High humidity levels can cause improper operation of
disk drives. Low humidity levels can aggravate static electricity problems and
cause excessive wear of the disk surface.
Component:
• Processor:
• SCSI HDD with access:
• SCSI HDD with no access:
• PCI card:
50 W
23 W
16 W
10 W - 36 W -
-
-
- 170.6 Btu/h
78.4 Btu/h
54.5 Btu/h
34.1 Btu/h - 122.8 Btu/h
Environmental Specifications (System Processing Unit, with Hard Disk)
Operating Temperature +10 °C to +35 °C (+50 °F to +95 °F)
Storage Temperature -40 °C to +70°C (-40 °F to +158 °F)
Operating Humidity 15% to 85% (relative)
1
Storage Humidity 8% to 85% (relative)
1
Acoustic noise emission (as defined ISO 7779):
• Operating
• Operating with hard disk access
• Operating with floppy disk access
Sound Power
LwA <= 43.9 dB
LwA <= 44.9 dB
LwA <= 46.7 dB
Sound Pressure
LpA <= 30.8 dB
LpA <= 31.8 dB
LpA <= 33.6 dB
Operating Altitude 10000 ft (3100m) max
Storage Altitude 15000ft (4600m) max
1.
non condensing conditions.