National Instruments PXI Express NI PXIe-1065 - Manual (Page 44)

Appendix A Specifications
© National Instruments Corporation A-3 NI PXIe-1065 User Manual
Maximum ripple and noise (20 MHz bandwidth)
Over-current protection.......................... All outputs protected from short
circuit and overload with
automatic recovery
Over-voltage protection
3.3 V and 5 V .................................. Clamped at 20 to 30% above
nominal output voltage
Power supply shuttle MTTR .................. Replacement in under 5 minutes
Chassis Cooling
Module cooling system
NI PXIe-1065.................................. Forced air circulation
(positive pressurization) through
three 165 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
Voltage Maximum Ripple and Noise
+3.3 V 50 mV
pp
+12 V 120 mV
pp
+5 V 50 mV
pp
–12 V 120 mV
pp