Fluke 150 Series Calibration Manual page 4

Insulation testers

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150X Series

Calibration Manual

Discharge Circuit Test ................................................................................... 17

Testing the Insulation Function ..................................................................... 17

Insulation Resistance Accuracy Tests ....................................................... 17

Insulation Function, External Sense.......................................................... 18

Source Voltage Accuracy Test, "R" Nominal ........................................... 18

Source Voltage Accuracy Test, Open Circuit ........................................... 19

I Nominal Test........................................................................................... 20

I Limit Test................................................................................................ 20

Testing the Ohm Function ............................................................................. 20

Earth Bond Resistance Accuracy Tests..................................................... 20

2-Ohm Output Current Test ...................................................................... 21

Open Circuit Voltage Test ........................................................................ 21

Calibration Adjustment...................................................................................... 22

Calibration Adjustment Counter.................................................................... 22

Calibration Adjustment Password ................................................................. 22

Changing the Password ............................................................................. 22

Restoring the Default Password ................................................................ 23

Keys Used in the Calibration Steps ............................................................... 24

Calibration Adjustment Procedure ................................................................ 24

Service and Parts................................................................................................ 26

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