Dell XC720xd Owner's Manual page 107

Environmental
Temperature Ranges (for altitude less than 950
m or 3117 ft)
Humidity Percentage Range
Relative Humidity
Storage
Maximum Vibration
Operating
Storage
Maximum Shock
Operating
Storage
Maximum Altitude
Operating
Storage
Operating Altitude De-rating
Up to 35 °C (95 °F)
35 °C to 40 °C (95 °F to 104 °F)
40 °C to 45 °C (104 °F to 113 °F)
Particulate Contamination
NOTE: This section defines the limits to help avoid IT equipment damage and/or failure from
particulates and gaseous contamination. If it is determined that levels of particulates or gaseous
pollution are beyond the limits specified here and are the reason for the damage and/or failures to
your equipment, it may be necessary for you to re-mediate the environmental conditions that are
causing the damage and/or failures. Re-mediation of environmental conditions will be the
responsibility of the customer.
10 °C to 35 °C (50 °F to 95 °F) with no direct
sunlight on the equipment.
10 to 80 percent Relative Humidity with 26 °C
(78.8 °F) maximum dew point.
5% to 95% RH with 33 °C (91 °F) maximum dew
point. Atmosphere must be non-condensing at all
times.
0.26 G
orientations).
1.87 G
sides tested).
One shock pulse in the positive z-axis of 31 G for
2.6 ms in all operational orientations.
Six consecutively executed shock pulses in the
positive and negative x-, y-, and z-axis (one pulse
on each side of the system) of 71 G for up to 2
ms.
3048 m (10,000 ft).
12,000 m (39,370 ft).
Maximum temperature is reduced by 1 °C/300 m
(1 °F/547 ft) above 950 m (3,117 ft).
Maximum temperature is reduced by 1 °C/175 m
(1 °F/319 ft) above 950 m (3,117 ft).
Maximum temperature is reduced by 1 °C/125 m
(1 °F/228 ft) above 950 m (3,117 ft).
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at 5 Hz to 350 Hz (all operation
rms
at 10 Hz to 500 Hz for 15 min (all six
rms
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