Dell Precision Rack 7910 Dell Precision Rack 7910 Owners Manual - Page 121

°C to 65 °C -40 °F to 149 °F, to 80% Relative Humidity with 29°C 84.2°F

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Table 18. Environmental Environmental Temperature: Operating Storage Maximum Restriction Relative humidity (maximum): Operating Storage Maximum vibration: Operating Storage Maximum shock: Operating Storage Airborne contaminant level Maximum Altitude Operating Storage Operating Temperature 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) Specification 10 °C to 35 °C (50 °F to 95 °F) -40 °C to 65 °C (-40 °F to 149 °F) 20°C/h (36°F/h) K6000/K20 cards + 160 w processor is limited to 30 c operating temperature maximum. 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. 0.26 Grms at 5 Hz to 350 Hz (all operation orientations). 1.88 Grms at 10 Hz to 500 Hz for 15 min (all six sides tested). Six consecutively executed shock pulses in the positive and negative x, y, and z axes of 40 G for up to 2.3 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. G1 or lower as defined by ISA-S71.04-1985 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). 121

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Table 18. Environmental
Environmental
Specification
Temperature:
Operating
10 °C to 35 °C (50 °F to 95 °F)
Storage
-40 °C to 65 °C (-40 °F to 149 °F)
Maximum
20°C/h (36°F/h)
Restriction
K6000/K20 cards + 160 w processor is limited to
30 c operating temperature maximum.
Relative humidity (maximum):
Operating
5% to 95% RH with 33°C (91°F) maximum dew
point. Atmosphere must be non-condensing at
all times.
Storage
10% to 80% Relative Humidity with 29°C (84.2°F)
maximum dew point.
Maximum vibration:
Operating
0.26 Grms at 5 Hz to 350 Hz (all operation
orientations).
Storage
1.88 Grms at 10 Hz to 500 Hz for 15 min (all six
sides tested).
Maximum shock:
Operating
Six consecutively executed shock pulses in the
positive and negative x, y, and z axes of 40 G for
up to 2.3 ms.
Storage
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.
Airborne contaminant level
G1 or lower as defined by ISA-S71.04–1985
Maximum Altitude
Operating
3048 m (10,000 ft).
Storage
12,000 m (39,370 ft).
Operating Temperature De-rating
Up to 35 °C (95 °F)
Maximum temperature is reduced by 1°C/300 m
(1°F/547 ft) above 950 m (3,117 ft).
35 °C to 40 °C (95 °F to 104 °F)
Maximum temperature is reduced by 1°C/175 m
(1°F/319 ft) above 950 m (3,117 ft).
40 °C to 45 °C (104 °F to 113 °F)
Maximum temperature is reduced by 1°C/125 m
(1°F/228 ft) above 950 m (3,117 ft).
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