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Table 71. Operational climatic range category A4 (continued)
Allowable continuous operations
Operational altitude derating
Thermal restriction for ASHRAE A4 environment (UI)
•
CPU TDP equal or greater than 155 W are not supported.
•
128 GB or greater capacity LRDIMMs are not supported.
•
Redundant power supply configuration is required.
•
Non-Dell qualified peripheral cards greater than Tier 5 are not supported.
•
GPU card is not supported.
•
OCP is not supported.
•
H730/H740 Mini-PERC is not supported.
•
PCIe SSD is not supported.
Shared requirements across all categories
Table 72. Shared requirements across all categories
Allowable operations
Maximum temperature gradient (applies to both operation and
nonoperation)
Nonoperational temperature limits
Nonoperational humidity limits
Maximum nonoperational altitude
Maximum operational altitude
*: Per ASHRAE thermal guidelines, these are not instantaneous rates of temperature change.
Table 73. Temperature specifications
Temperature
Storage
Continuous operation (for altitude less than 950 m
or 3117 ft)
Fresh air
Maximum temperature gradient (operating and
storage)
Table 74. Relative humidity specifications
Relative humidity
Storage
Operating
Table 75. Maximum vibration specifications
Maximum vibration
Operating
138
Technical specifications
Maximum temperature is reduced by 1°C/125 meters (1.8°F/410
feet) above 900 meters (2,953 feet)
20°C in an hour* (36°F in an hour) and 5°C in 15 minutes (9°F in
15 minutes), 5°C in an hour* (9°F in an hour) for tape hardware
-40°C-65°C (-40°F-149°F)
5% to 95% RH with 27°C (80.6°F) maximum dew point
12,000 meters (39,370 feet)
3,048 meters (10,000 feet)
Specifications
-40–65°C (-40–149°F)
10–35°C (50–95°F) with no direct sunlight on the equipment
For information about fresh air, see the
20°C/h (68°F/h)
Specifications
5% to 95% RH with 33°C (91°F) maximum dew point.
Atmosphere must be noncondensing at all times.
10% to 80% RH with 29°C (84.2°F) maximum dew point.
Specifications
0.26 G
at 5 Hz to 350 Hz (all operation orientations)
rms
Expanded operating temperature
section.
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