Dell R420xr Personal Computer User Manual


 
Expanded Operating Temperature
Maximum altitude for the operating
temperature must be 3050 m (10,000 ft).
Environmental
NOTE: For additional information about environmental measurements for specific system
configurations, see dell.com/environmental_datasheets.
Temperature
Maximum Temperature Gradient (Operating and
Storage)
20 °C/h (36 °F/h)
Storage Temperature Limits –40 °C to 65 °C (–40 °F to 149 °F)
Temperature (Continuous Operation)
Temperature Ranges (for altitude less than 950 m
or 3117 ft)
10 °C to 45 °C (50 °F to 113 °F) with no direct
sunlight on the equipment.
Humidity Percentage Range 10% to 80% Relative Humidity with 26 °C (78.8
°F) maximum dew point.
Relative Humidity
Storage 5% to 95% RH with 33 °C (91 °F) maximum dew
point. Atmosphere must be non-condensing at
all times.
Vibration
Operating MIL-STD-810G, Method 514.6, Figure 514.6D-9,
0.00220783 g2/Hz at 10-500 Hz (overall 1.04
Grms
), 1 hour per axis
Non-operating MIL-STD-810G, Method 514.6, Figure 514.6,
Procedure I, Category 4, Figure 514.6C-1 (US
highway truck vibration), Vertical: 5-500 Hz at
1.04
Grms
, Transverse: 5-500 Hz at 0.204
Grms
,
Longitudinal: 5-500 Hz at 0.740
Grms
, 1 hour per
axis
Shock
Operating MIL-STD-810G, Method 516.6, Procedure I,
20G for rotational hard drives and 40G for solid
state drives, 11 ms, saw tooth, 3 shocks, +/- per
axis
Non-operating MIL-STD-810G, Method 516.6, Procedure V,
40G, 11 ms, saw tooth, 3 shocks, +/- per axis
Maximum Altitude
Operating
3048 m (10,000 ft) per IEC 60950-1.
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