Appendix A
Specifications
©
National Instruments Corporation
A-5
NI PXI-1031/PXI-1031DC User Manual
PXI-1031DC Chassis
Electrical
Caution
Overloading the circuits may damage supply wiring. Do not exceed the ratings on
the equipment nameplate when connecting equipment to the supply circuit.
AC Input
Input voltage range................................. 100–240 VAC
Operating voltage range
1
........................ 90–264 VAC
Input frequency ...................................... 50/60 Hz
Operating frequency range
1
................... 47–63 Hz
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................................. 18–30 VDC
Input current rating................................. 30–10 A
Efficiency ............................................... 65% typical
1
The operating range is guaranteed by design.
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