A-4
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Appendix A
Specifications
Chassis Cooling
Module cooling system
NI PXIe-1085 Series chassis.....................Forced air circulation (positive pressurization)
through three 169 cfm fans with High/Auto
speed selector
Slot airflow direction ........................................Bottom of module to top of module
Module cooling intake ......................................Bottom rear of chassis
Module cooling exhaust....................................Along both sides and top of chassis
Power supply cooling system ...........................Forced air circulation through two integrated
fans
Power supply cooling intake.............................Right side of chassis
Power supply cooling exhaust ..........................Left side of chassis
Environmental
Maximum altitude.............................................2,000 m (800 mbar)
(at 25 °C ambient)
Pollution Degree ...............................................2
For indoor use only.
Operating Environment
Ambient temperature range ..............................0 to 55 °C
(Tested in accordance with IEC 60068-2-1 and
IEC 60068-2-2. Meets MIL-PRF-28800F
Class 3 low temperature limit and
MIL-PRF-28800F Class 2 high temperature
limit.)
Relative humidity range....................................10 to 90%, noncondensing
(Tested in accordance with IEC 60068-2-56.)
Storage Environment
Ambient temperature range ..............................-40 to 71 °C
(Tested in accordance with IEC 60068-2-1 and
IEC 60068-2-2. Meets MIL-PRF-28800F
Class 3 limits.)
Relative humidity range....................................5 to 95%, noncondensing
(Tested in accordance with IEC 60068-2-56.)
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