ContentsNI PXI-7831R User Manual vi ni.comDifferential Connections for Ground-Referenced Signal Sources ... 2-8Differential Connections for Nonreferenced orFloating Signal Sources ................................................................. 2-9Single-Ended Connection Considerations ...................................................... 2-11Single-Ended Connections for FloatingSignal Sources (RSE Input Mode)................................................. 2-12Single-Ended Connections for GroundedSignal Sources (NRSE Input Mode).............................................. 2-12Common-Mode Signal Rejection Considerations........................................... 2-13Analog Output ............................................................................................................... 2-14Connecting Analog Output Signals ............................................................................... 2-14Digital I/O...................................................................................................................... 2-15Connecting Digital I/O Signals ..................................................................................... 2-15PXI Trigger Bus ............................................................................................................ 2-18PXI Local Bus ............................................................................................................... 2-19Switch Settings .............................................................................................................. 2-20Power Connections........................................................................................................ 2-21Field Wiring Considerations.......................................................................................... 2-21Chapter 3CalibrationLoading Calibration Constants ...................................................................................... 3-1Internal Calibration........................................................................................................ 3-1External Calibration....................................................................................................... 3-2Appendix ASpecificationsAppendix BConnecting I/O SignalsAppendix CUsing the SCB-68 Shielded Connector BlockAppendix DTechnical Support and Professional ServicesGlossary