Environmental Specifications - Dell EMC PowerEdge R940 Installation And Service Manual

Environmental specifications

NOTE: For additional information about environmental measurements for specific system configurations, see Dell.com/
environmental_datasheets.
Table 22. Temperature specifications
Temperature
Storage
Continuous operation (for altitude less than 950 m or 3117
ft)
Maximum temperature gradient (operating and storage)
Table 23. Relative humidity specifications
Relative humidity
Storage
Operating
Table 24. Maximum vibration specifications
Maximum vibration
Operating
Storage
Table 25. Maximum shock specifications
Maximum shock
Operating
Storage
Table 26. 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 26°C (78.8°F) maximum dew point.
Specifications
0.26 G at 5 Hz to 350 Hz (all operation orientations).
rms
1.87 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 29