National Instruments NI PXIe-4080 User Manual Download

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CALIBRATION PROCEDURE

PXIe-4080/4082

PXIe, 6½-Digit, ±300 V, Onboard 1.8 MS/s Isolated Digitizer, L and C
Measurement Support, PXI Digital Multimeter

This document contains the verification and adjustment procedures for the PXIe-4080/4082.
Refer to

ni.com/calibration

for more information about calibration solutions.

Contents

Adjustment.............................................................................................................................. 18

Reverification..........................................................................................................................27
Worldwide Support and Services............................................................................................ 27

Summary of Contents for NI PXIe-4080

Page 1: ...ibration Interval 2 Test Equipment 2 Calibration Procedures 3 Initial Setup 4 Test Conditions 4 As Found and As Left Limits 5 Verification 5 Verifying DC Voltage 5 Verifying AC Voltage 7 Verifying 4 W...

Page 2: ...ers Help NI PXIe 4080 4081 4082 Getting Started Guide PXIe 4080 Specifications PXIe 4082 Specifications Visit ni com manuals for the latest versions of these documents Password The default password fo...

Page 3: ...o insulated low thermal EMF spade lugs Pomona 2305 2 Wire Resistance Gold plated copper 25 125 5 k 100 k resistors Capacitance and Inductance adjustment only 1 tolerance 5 ppm C temperature coefficien...

Page 4: ...nsure that the PXI Express chassis fan speed is set to HIGH and that the fan filters are clean Use PXI Express filler panels in all vacant slots to allow proper cooling Plug the PXI Express chassis an...

Page 5: ...I NCSL Z540 3 method 6 Guard Bands Based on Test Uncertainty Ratio Verification The performance verification procedures assume that adequate traceable uncertainties are available for the calibration r...

Page 6: ...using low thermal EMF cables according to the following figure Figure 1 Voltage Connection Configuration OUTPUT A SENSE AUX CURRENT V GUARD GROUND NI DMM Calibrator HI LO Not Connected HI LO V GUARD...

Page 7: ...9 99969 10 00007 9 99993 100 V 10 M 100 V 99 9959 100 0041 99 9989 100 0011 100 V 100 0041 99 9959 100 0011 99 9989 300 V 10 M 300 V 299 984 300 017 299 995 300 005 300 V 300 017 299 984 300 005 299...

Page 8: ...to Standby DMM Settings Calibrator Settings As Found Limits V Range Coupling Amplitude Frequency Lower Upper 50 mV AC DC 5 mV 1 kHz 0 0049775 0 0050225 DC 50 mV 30 Hz 0 0499300 0 0500700 AC DC 50 mV...

Page 9: ...0 Hz 49 9650 50 0350 50 V 1 kHz 49 9650 50 0350 300 V 50 V 1 kHz 49 915 50 085 50 V 50 V 20 kHz 49 9650 50 0350 50 V 50 kHz 49 9450 50 0550 50 V 100 kHz 49 7400 50 2600 50 V 300 kHz 48 4750 51 5250 30...

Page 10: ...ndby 2 Connect the PXIe 4080 4082 to the calibrator using low thermal EMF cables as shown in the following figure Figure 2 4 Wire Resistance Connection Configuration OUTPUT A SENSE AUX CURRENT V GUARD...

Page 11: ...ange You have completed verifying the 4 wire resistance mode of the PXIe 4080 4082 Select one of the following options If you want to continue verifying other modes go to the Verifying 2 Wire Resistan...

Page 12: ...the calibrator to Standby 7 Connect the PXIe 4080 4082 to the calibrator using low thermal EMF cables as shown in Figure 1 on page 6 8 Wait two minutes for thermal EMF to stabilize 9 Verify the accur...

Page 13: ...4082 to the calibrator using low thermal EMF cables as shown in the following figure Figure 3 2 Wire Resistance Low Range Connection Configuration OUTPUT A SENSE AUX CURRENT V GUARD GROUND NI DMM HI L...

Page 14: ...bration session to the instrument with correct calibration password 2 Close the calibration session with the Action set to Save Verifying DC Current Complete the following steps to verify DC current 1...

Page 15: ...to Standby after you have completed all test points in the DMM Range DMM Range Calibrator Output As Found Limits A As Left Limits A Lower Upper Lower Upper 20 mA 18 mA 0 01798790 0 01801210 0 01799902...

Page 16: ...e 4080 4082 4 Initialize the PXIe 4080 4082 for AC Current with a range of 10mA and a resolution of 6 5 digits 5 Verify the accuracy for each configuration in the following table a Set the PXIe 4080 4...

Page 17: ...r to test both the 10 nF and 1 nF ranges The following verification procedure assumes the use of verification capacitors with the following values 270 pF 1 nF 100 nF 10 F and 1000 F The configuration...

Page 18: ...ion session to the instrument with correct calibration password 2 Close the calibration session with the Action set to Save Adjustment This section explains how to adjust the PXIe 4080 4082 You can ch...

Page 19: ...brator binding posts 9 Plug in the shorting bar across the HI and LO terminals on the PXIe 4080 4082 10 Wait two minutes for the thermal EMF to stabilize 11 Call the niDMM Cal Adjust Misc VI or the ni...

Page 20: ...ain VI or the niDMM_CalAdjustGain function with the specified parameters DMM Settings Calibrator Settings Minimum Settling Time Function Range Input Resistance Expected Value Resistance Ext Sense Comp...

Page 21: ...wing table a Commit the PXIe 4080 4082 to the specified range b Configure the calibrator as specified c Wait the specified settling time d Call niDMM Cal Adjust Gain VI or the niDMM_CalAdjustGain func...

Page 22: ...Call the niDMM Cal Adjust Offset VI or the niDMM_CalAdjustOffset function for each range in the following table DMM Settings Function Input Resistance Range 2 wire resistance N A 100 1 k 10 k 100 k 1...

Page 23: ...n Figure 1 on page 6 3 Call the niDMM Cal Adjust Misc VI or the niDMM_CalAdjustMisc function with Type set to NIDMM_EXTCAL_MISCCAL_VREF_AC_VOLTAGE 4 Adjust the AC Voltage gain with each configuration...

Page 24: ...500 mV 500 mV 1 kHz 5 kHz 20 kHz 50 kHz 100 kHz 200 kHz 300 kHz 500 kHz AC Volts 5 V 5 V 1 kHz 5 kHz 20 kHz 50 kHz 100 kHz 200 kHz 300 kHz 500 kHz AC Volts 50 V 50 V 1 kHz 5 kHz 20 kHz 50 kHz 100 kHz...

Page 25: ...dures section to commit the calibration constants Adjusting Current Note You must adjust DC voltage before you adjust current Note If you do not use the current modes DC and AC or the accuracy is insi...

Page 26: ...djustment Procedures section to commit the calibration constants Adjusting Capacitance and Inductance Note If you do not use the capacitance or inductance modes for any measurements or the accuracy of...

Page 27: ...lose the session call the niDMM Close Ext Cal VI or the niDMM_CloseExtCal function with the following parameter Action NIDMM_EXTCAL_ACTION_SAVE if you want to save the new calibration coefficients to...

Page 28: ...de up to date contact information support phone numbers email addresses and current events Information is subject to change without notice Refer to the NI Trademarks and Logo Guidelines at ni com trad...

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