Appendix A
Specifications
©
National Instruments Corporation
A-5
NI PXI-1031/PXI-1031DC User Manual
Input current rating................................. 4–2 A
Over-current protection.......................... 6.3 A fuse in power supply
(no user-serviceable components
inside chassis)
Efficiency ............................................... 65% minimum
Power disconnect ................................... The AC power cable provides
main power disconnect. The
front-panel power switch controls
the internal chassis power supply
that provides DC power to the
CompactPCI/PXI backplane.
DC Input
Input voltage range................................. 11–30 VDC
Input current rating................................. 30 A maximum
Efficiency ............................................... 65% typical
Power disconnect ................................... The DC power cable provides
main power disconnect. The
front-panel power switch controls
the internal chassis power supply
that provides DC power to the
CompactPCI/PXI backplane.
DC Output
DC current capacity (I
MP
)
Voltage
0–50°C
+3.3 V
12 A
+5 V
17 A
+12 V
2 A
–12 V
0.8 A
