Dell PowerEdge M420 Getting Started Manual page 11

Environmental
NOTE: For additional information about environmental measurements for specific system configurations, see
dell.com/environmental_datasheets.
Temperature
Operating
Storage
Relative humidity
Operating
Storage
Maximum vibration
Operating
Storage
Maximum shock
Operating
Storage
Altitude
Operating
Storage
Airborne Contaminant Level
Class
Continuous operation: 10 °C to 35 °C at 10% to 80%
relative humidity (RH), with 26 °C max dew point. De-rate
maximum allowable dry bulb temperature at 1 °C/300 m
above 900 m (1 °F per 550 ft).
NOTE: For information on supported expanded
operating temperature range and configurations, see
support.dell.com/manuals.
–40 °C to 65 °C (–40 °F to 149 °F) with a maximum
temperature gradation of 20 °C per hour
20% to 80% (noncondensing) at a maximum wet bulb
temperature of 29 °C (84.2 °F)
5% to 95% (noncondensing) at a maximum wet bulb
temperature of 38 °C (100.4 °F)
0.26 Grms at 5 Hz to 350 Hz for 15 min
1.54 Grms at 10 Hz to 250 Hz for 15 min
One shock pulse in the positive z axis (one pulse on each
side of the system) of 31 G for up to 2.6 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
–15.2 m to 3048 m (–50 ft to 10,000 ft)
NOTE: For altitudes above 2950 ft, the maximum
operating temperature is derated 1 ºF/550 ft.
–15.2 m to 10,668 m (–50 ft to 35,000 ft)
G1 as defined by ISA-S71.04-1985
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