Dell 7910 owner manual Environmental

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).

119