© National Instruments Corporation A-1 NI PXI-1042 Series User Manual
A
Specifications
This appendix contains specifications for the PXI-1042 Series chassis.
Electrical
AC Input
Input voltage range................................. 100 to 240 VAC
Operating voltage range
1
........................ 90 to 264 VAC
Input frequency ...................................... 50/60 Hz
Operating frequency range
1
................... 47 to 63 Hz
Input current rating................................. 8 A
Over-current protection.......................... 10 A circuit breaker
Line regulation
3.3 V................................................ <±0.2%
5 V................................................... <±0.1%
±12 V .............................................. <±0.1%
Efficiency ............................................... 70% typical
Power disconnect ................................... The AC power cable provides
main power disconnect. The
front-panel power switch causes
the internal chassis power supply
to provide DC power to the
CompactPCI/PXI backplane.
You also can use the rear-panel
D-SUB 9-pin connector to control
the internal chassis power supply.
1
The operating range is guaranteed by design.
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