Owners Manual

Expanded operating temperature
Expanded
operating
temperature
Specifications
< 10% of annual
operating hours
5°C to 40°C at 5% to 85% RH with 26 °C dew point.
NOTE: Outside the standard operating temperature (10°C to 35°C), the system can operate down
to 5°C or up to 40°C for a maximum of 10% of its annual operating hours.
For temperatures between 35°C and 40°C, de-rate maximum allowable dry bulb temperature by 1°C per
175 m above 950 m (1°F per 319 ft).
< 1% of annual
operating hours
9–5°C to 45°C at 5% to 90% RH with 26°C dew point.
NOTE: Outside the standard operating temperature (10°C to 35°C), the system can operate down
to –5°C or up to 45°C for a maximum of 1% of its annual operating hours.
For temperatures between 40°C and 45°C, de-rate maximum allowable dry bulb temperature by 1°C per
125 m above 950 m (1°F per 228 ft).
Expanded
operating
temperature
restrictions
● Do not perform a cold startup below 5°C.
● The operating temperature specified is for a maximum altitude of 3050 m (10,000 ft).
● Two redundant power supplies are required.
● Non Dell qualified peripheral cards and/or peripheral cards greater than 25 W are not supported.
NOTE: For more information on the sled-specific restrictions for the expanded operating
temperature range, see the technical specifications in the sled Owner's Manual at Dell.com/
poweredgemanuals.
Technical specifications—PowerEdge FX2/FX2s 89