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Environmental specifications
The following tables describe the general environmental specifications for the R740xd system.
Note:
For additional information about environmental certifications, see the Product Environmental Datasheet
located with the Manuals & Documents at www.dell.com/poweredgemanuals.
Table 17 Temperature specifications
Temperature
Storage
Continuous operation (for altitude less than 950 m or
3117 ft)
Maximum temperature gradient (operating and
storage)
Table 18 Relative humidity specifications
Relative humidity
Storage
Operating
Table 19 Maximum vibration specifications
Maximum vibration
Operating
Storage
Table 20 Maximum shock specifications
Maximum shock
Operating
Storage
Table 21 Maximum altitude specifications
Maximum altitude
Operating
Storage
Specifications
–40°C to 65°C (–40°F to 149°F)
10°C to 35°C (50°F to 95°F) with no direct sunlight on the equipment.
20°C/h (68°F/h)
Specifications
5% to 95% RH with 33°C (91°F) maximum dew point. Atmosphere must
be non-condensing at all times.
10% to 80% relative humidity with 29°C (84.2°F) maximum dew point.
Specifications
0.26 G
at 5 Hz to 350 Hz (all operation orientations).
rms
1.88 G
at 10 Hz to 500 Hz for 15 min (all six sides tested).
rms
Specifications
Six consecutively executed shock pulses in the positive and negative x, y,
and z axes of 6 G for up to 11 ms.
Six consecutively executed shock pulses in the positive and negative x, y,
and z axes (one pulse on each side of the system) of 71 G for up to 2 ms.
Specifications
3048 m (10,000 ft)
12,000 m (39,370 ft)
Technical specifications
R740xd Owner's Guide
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