Environmental Specifications - HP x4000 Technical Reference Manual

Mechanical Specifications
Environmental Specifications
Environmental Specifications
Environmental Specifications (System Processing Unit with
Hard Disk)
Storage Humidity
Operating Humidity
Storage Temperature
Operating Temperature
Altitude
Shock
Vibration
Acoustics
Operating temperature and humidity ranges may vary depending on the
installed mass storage devices. High humidity levels can cause improper
disk operation. Low humidity levels can aggravate static electricity
problems and cause excessive wear of the disk surface.
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90% (relative, non-condensing)
15% to 80% (relative, non-condensing)
o o o
-40 C (-40 F) to 70 C (158
o o o
5 C (41 F) to 35 C (95
• Operating: 0 to 10,000 ft. (3100m)
• Non-operating: 0 to 15,000 ft.
(4500m)
• Operating: Maximum 20 G at less
than 3 ms (1/2 sine)
• Non-operating: Maximum 80 G at
less than 3 ms (1/2 sine)
• Operating Random: Maximum
0.21 G (RMS)
• Operating Swept-Sine: Maximum
0.5 G (0 - Peak)
• Non-Operating Random: Maximum
2.09 G (RMS)
• +5 to +25 degrees C: Less than 5.0
Bels (sound power)
• +25 to +35 degrees C: Less than 5.5
Bels (sound power)
o
F)
o
F)
Chapter 8