PXIe-4466/4467 Calibration Procedure
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This document contains the verification and adjustment procedures for the
PXIe-4466 and PXIe-4467. Use the procedures in this document to automate
calibration or to conduct manual calibration. Review and become familiar with
the entire procedure before beginning the calibration process.
Contents
Terms and Definitions ............................................................................................... 3
Calibration Overview ................................................................................................. 3
Calibration Condition Guidelines ......................................................................... 5
Calibration Resources ............................................................................................... 5
Required Software ................................................................................................. 5
Recommended Documentation ........................................................................... 6
Test Equipment ..................................................................................................... 6
Warm Up the DUT ...................................................................................................... 8
Perform Self-Calibration ....................................................................................... 8
Perform Verification .................................................................................................. 9
AI Offset Accuracy Verification .............................................................................. 9
AI Gain Accuracy Verification .............................................................................. 13
AI Gain Flatness Verification ............................................................................... 15
IEPE Current Verification ..................................................................................... 18
AO Differential Offset Accuracy Verification ....................................................... 20
AO Differential Gain Accuracy Verification ......................................................... 23
AO Gain Flatness Verification .............................................................................. 27
AO Common-Mode Gain and Offset Verification ............................................... 31
Timebase Frequency Accuracy Verification ....................................................... 34
Perform Adjustment ................................................................................................ 37
AI/AO Gain and Offset Adjustment ..................................................................... 37
Timebase Adjustment ......................................................................................... 38
Perform Reverification ............................................................................................ 39
Update the Onboard Calibration Information ....................................................... 39
Revision History ....................................................................................................... 40
NI Services ............................................................................................................... 41
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