Expanded Operating Temperature - Dell PowerEdge FX2 Owner's Manual

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Particulate
Specifications
contamination
Air filtration
Data center air filtration as defined by ISO Class 8 per ISO 14644-1 with a 95%
upper confidence limit.
Conductive dust
Air must be free of conductive dust, zinc whiskers, or other conductive particles.
Corrosive dust
Gaseous
Specifications
contamination
Copper coupon
<300 Å/month per Class G1 as defined by ANSI/ISA71.04-1985.
corrosion rate
Silver coupon
<200 Å/month as defined by AHSRAE TC9.9.
corrosion rate
NOTE: Maximum corrosive contaminant levels measured at ≤50% relative humidity.

Expanded operating temperature

Expanded
Specifications
operating
temperature
< 10% of annual
5°C to 40°C at 5% to 85% RH with 26 °C dew point.
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
9–5°C to 45°C at 5% to 90% RH with 26°C dew point.
operating hours
NOTE: Applies to data center environments only. Air filtration requirements do
not apply to IT equipment designed to be used outside a data center, in
environments such as an office or factory floor.
NOTE: Air entering the data center must have MERV11 or MERV13 filtration.
NOTE: Applies to data center and non-data center environments.
Air must be free of corrosive dust.
Residual dust present in the air must have a deliquescent point less than 60%
relative humidity.
NOTE: Applies to data center and non-data center environments.
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.
95

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