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4-1

Chapter 4

Calibrating Instruments

Title Page

Introduction........................................................................................................ 4-3

Setting the Low Resistance Source Output........................................................ 4-3

Function Selection......................................................................................... 4-3

Setting the High Resistance Source Output....................................................... 4-5

Function Selection......................................................................................... 4-6

Setting the Ground Bond Resistance Output..................................................... 4-8

Setting the Loop and Line Impedance Output................................................... 4-10

Line and Loop Residual Impedance.............................................................. 4-13

Selecting the Residual Impedance Correction Mode................................ 4-13

Setting the Manual Residual Impedance Correction Value ...................... 4-14

Setting the Scanned Residual Impedance Correction Value..................... 4-15

Setting the Compensation Residual Impedance Correction Value ........... 4-16

Performing Leakage Current Calibration........................................................... 4-16

Calibrating Passive Leakage Current ............................................................ 4-17

Calibrating Diffential Leakage Current......................................................... 4-18

Calibrating Active Leakage Current (5320A/VLC only).............................. 4-18

Substitute Leakage Current Mode................................................................. 4-20

Calibrating RCD Test Functions........................................................................ 4-21

Calibrating RCD Trip Current Function........................................................ 4-22

Power Line Voltage................................................................................... 4-23

Touch (contact) Voltage............................................................................ 4-23

Calibrating RCD Trip Time........................................................................... 4-24

Power Line Voltage................................................................................... 4-26

Touch (contact) Voltage............................................................................ 4-27

AC/DC Voltage Calibration (5320A/VLC only)............................................... 4-29

Measuring with the Built-in Multimeter............................................................ 4-31

Function Selection......................................................................................... 4-31

Measurements................................................................................................ 4-32

Fluke 5320A User Manual

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