National Instruments NI 4070/4072 6 1/2-Digit FlexDMM manual

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Table of contents for the manual

  • Page 1

    CALIBRATION PROCEDURE NI 4070/4072 6½-Digit FlexDMM This document contains step-by-step in structio[...]

  • Page 2

    NI 4070/4072 Calibrati on Procedure 2 ni.com Conventions The following conventions ar e used in this[...]

  • Page 3

    © National Instruments Corporation 3 NI 4070/4072 Calibration Procedure The procedures in this docu[...]

  • Page 4

    NI 4070/4072 Calibrati on Procedure 4 ni.com Calibration Inter val The accuracy requirements of your[...]

  • Page 5

    © National Instruments Corporation 5 NI 4070/4072 Calibration Procedure 300 pF range, a capacitor w[...]

  • Page 6

    NI 4070/4072 Calibr ation Procedure 6 ni.com • Clean any oxidation from the banana plugs on the Fl[...]

  • Page 7

    © National Instruments Corporation 7 NI 4070/4072 Calibration Procedure Fluke 5700A/5720A user d oc[...]

  • Page 8

    NI 4070/4072 Calibrati on Procedure 8 ni.com V erifying DC V oltage To verify DC voltage of the NI 4[...]

  • Page 9

    © National Instruments Corporation 9 NI 4070/4072 Calibration Procedure 12. Set the input resistanc[...]

  • Page 10

    NI 4070/4072 Calibrati on Procedure 10 ni.com Figure 1. Cable Connections for Volt age and 2-Wire Re[...]

  • Page 11

    © National Instruments Corporation 11 NI 4070/4072 Calibration Procedure 27. Call niDMM_ConfigureMu[...]

  • Page 12

    NI 4070/4072 Calibrati on Procedure 12 ni.com 34. Set the input resistance of the NI 4070/4072 to &g[...]

  • Page 13

    © National Instruments Corporation 13 NI 4070/4072 Calibration Procedure 45. Set the input resistan[...]

  • Page 14

    NI 4070/4072 Calibrati on Procedure 14 ni.com 58. Set the input resistance of the NI 4070/4072 to 10[...]

  • Page 15

    © National Instruments Corporation 15 NI 4070/4072 Calibration Procedure 71. Call niDMM_ConfigureMe[...]

  • Page 16

    NI 4070/4072 Calibrati on Procedure 16 ni.com 5. Call niDMM_ConfigureMeasurement with t he follo win[...]

  • Page 17

    © National Instruments Corporation 17 NI 4070/4072 Calibration Procedure 13. Repeat step 12 for eac[...]

  • Page 18

    NI 4070/4072 Calibrati on Procedure 18 ni.com c. Call niDMM_Read . V erify that this meas urement fa[...]

  • Page 19

    © National Instruments Corporation 19 NI 4070/4072 Calibration Procedure 21. Refer to T a ble 4 for[...]

  • Page 20

    NI 4070/4072 Calibrati on Procedure 20 ni.com 23. Call niDMM_ConfigureMeasurement with t he follo wi[...]

  • Page 21

    © National Instruments Corporation 21 NI 4070/4072 Calibration Procedure 26. Call niDMM_ConfigureMe[...]

  • Page 22

    NI 4070/4072 Calibrati on Procedure 22 ni.com 31. Reset the calibrator for safety reasons. Y ou have[...]

  • Page 23

    © National Instruments Corporation 23 NI 4070/4072 Calibration Procedure 3. W ait two minutes for t[...]

  • Page 24

    NI 4070/4072 Calibrati on Procedure 24 ni.com 6. Repeat step 5 for each of the rema ining iterations[...]

  • Page 25

    © National Instruments Corporation 25 NI 4070/4072 Calibration Procedure 4. Call niDMM_ConfigureMea[...]

  • Page 26

    NI 4070/4072 Calibrati on Procedure 26 ni.com 19. Call niDMM_ConfigureMeasurement with t he follo wi[...]

  • Page 27

    © National Instruments Corporation 27 NI 4070/4072 Calibration Procedure 28. Call niDMM_ConfigureMe[...]

  • Page 28

    NI 4070/4072 Calibrati on Procedure 28 ni.com 35. Call niDMM_ConfigureMultiPoint with the following [...]

  • Page 29

    © National Instruments Corporation 29 NI 4070/4072 Calibration Procedure 45. Call niDMM_Read . Subt[...]

  • Page 30

    NI 4070/4072 Calibrati on Procedure 30 ni.com 57. Call niDMM_Read . Subtract the pre viously calcula[...]

  • Page 31

    © National Instruments Corporation 31 NI 4070/4072 Calibration Procedure 3. Call niDMM_reset to res[...]

  • Page 32

    NI 4070/4072 Calibrati on Procedure 32 ni.com 13. Output 20 mA on the calibrator . 14. Call niDMM_Re[...]

  • Page 33

    © National Instruments Corporation 33 NI 4070/4072 Calibration Procedure V erifying AC Current To v[...]

  • Page 34

    NI 4070/4072 Calibrati on Procedure 34 ni.com 14. Call niDMM_ConfigureMeasurement with t he follo wi[...]

  • Page 35

    © National Instruments Corporation 35 NI 4070/4072 Calibration Procedure T o verify the frequency o[...]

  • Page 36

    NI 4070/4072 Calibrati on Procedure 36 ni.com 12. Call GPCTR_Change_Parameter with the following par[...]

  • Page 37

    © National Instruments Corporation 37 NI 4070/4072 Calibration Procedure V erifying Capacitance and[...]

  • Page 38

    NI 4070/4072 Calibrati on Procedure 38 ni.com To verify the capacitance measuremen ts of the NI 4072[...]

  • Page 39

    © National Instruments Corporation 39 NI 4070/4072 Calibration Procedure 11. Call niDMM_ConfigureMe[...]

  • Page 40

    NI 4070/4072 Calibrati on Procedure 40 ni.com 19. Set the number of av erages of the NI 4072 to 20 b[...]

  • Page 41

    © National Instruments Corporation 41 NI 4070/4072 Calibration Procedure Adjustment Procedures This[...]

  • Page 42

    NI 4070/4072 Calibrati on Procedure 42 ni.com Adjusting DC V oltage and Resistance To adjust the DC [...]

  • Page 43

    © National Instruments Corporation 43 NI 4070/4072 Calibration Procedure 10. Call niDMM_CalAdjustGa[...]

  • Page 44

    NI 4070/4072 Calibrati on Procedure 44 ni.com 23. Output 0 Ω from the calibrator without external s[...]

  • Page 45

    © National Instruments Corporation 45 NI 4070/4072 Calibration Procedure 36. Call niDMM_CalAdjustGa[...]

  • Page 46

    NI 4070/4072 Calibrati on Procedure 46 ni.com 46. Call niDMM_CalAdjustOffset with the following para[...]

  • Page 47

    © National Instruments Corporation 47 NI 4070/4072 Calibration Procedure 58. Call niDMM_CalAdjustOf[...]

  • Page 48

    NI 4070/4072 Calibrati on Procedure 48 ni.com • If you are not performing addi tional adjustments,[...]

  • Page 49

    © National Instruments Corporation 49 NI 4070/4072 Calibration Procedure 5. Refer to T able 12 for [...]

  • Page 50

    NI 4070/4072 Calibrati on Procedure 50 ni.com 7. Refer to T able 13 for the appropria te calibrator [...]

  • Page 51

    © National Instruments Corporation 51 NI 4070/4072 Calibration Procedure 10 500 mV 5 NIDMM_VAL_AC_V[...]

  • Page 52

    NI 4070/4072 Calibrati on Procedure 52 ni.com 24 5 V 500 NIDMM_VAL_AC_VOLTS 5 500e3 5 V 500 NIDMM_VA[...]

  • Page 53

    © National Instruments Corporation 53 NI 4070/4072 Calibration Procedure 9. Reset the calibrator fo[...]

  • Page 54

    NI 4070/4072 Calibrati on Procedure 54 ni.com • If you skip this section and you want to verify th[...]

  • Page 55

    © National Instruments Corporation 55 NI 4070/4072 Calibration Procedure 11. Call niDMM_CalAdjustOf[...]

  • Page 56

    NI 4070/4072 Calibrati on Procedure 56 ni.com 22. Call niDMM_CalAdjustGain with the following parame[...]

  • Page 57

    © National Instruments Corporation 57 NI 4070/4072 Calibration Procedure ♦ If you are calibrating[...]

  • Page 58

    NI 4070/4072 Calibrati on Procedure 58 ni.com • T o finish the calibration and close the session, [...]

  • Page 59

    © National Instruments Corporation 59 NI 4070/4072 Calibration Procedure AC Voltage –100 mV 100 m[...]

  • Page 60

    NI 4070/4072 Calibrati on Procedure 60 ni.com 500 mV 100 kHz 500 mV AC /D C 0.4974 V 0.50 26 V 500 m[...]

  • Page 61

    © National Instruments Corporation 61 NI 4070/4072 Calibration Procedure 4-Wire Resistance Note T o[...]

  • Page 62

    NI 4070/4072 Calibrati on Procedure 62 ni.com DC Current AC Current 100 k Ω 100 k Ω ±86 ppm ±17 [...]

  • Page 63

    © National Instruments Corporation 63 NI 4070/4072 Calibration Procedure Frequency Capacitance and [...]

  • Page 64

    NI 4070/4072 Calibrati on Procedure 64 ni.com Appendix A: Calibration Options The complete calibrati[...]

  • Page 65

    © National Instruments Corporation 65 NI 4070/4072 Calibration Procedure Table 23. Summary of Adjus[...]

  • Page 66

    NI 4070/4072 Calibrati on Procedure 66 ni.com Figure 4. V erification Procedures Flowchart V er ify [...]

  • Page 67

    © National Instruments Corporation 67 NI 4070/4072 Calibration Procedure Figure 5. Adjustment Proce[...]

  • Page 68

    National Instruments, NI, ni.com, and LabVIEW are tradem arks of National Instruments Corporation. R[...]