Table of Contents
1. INTRODUCTION ...................................................... 3
1.1 International Electrical Symbols ...................................... 4
1.2 DenitionofMeasurementCategories ............................ 4
1.3 ReceivingYourShipment ................................................ 5
1.4 OrderingInformation ....................................................... 5
1.4.1 AccessoriesandReplacementParts .................5
2. PRODUCT FEATURES ............................................. 6
2.1 Description ...................................................................... 6
2.2 Features ..........................................................................6
2.3 Model6501ControlFeatures .........................................8
2.4 Model6503ControlFeatures .........................................9
3. SPECIFICATIONS .................................................. 10
4. OPERATION .......................................................... 12
4.1 Auto-ranging .................................................................12
4.2 SafetyCheck-VoltageTest .......................................... 12
4.3 InsulationResistanceTesting(MΩRange) ................... 12
4.3.1 TestVoltage ...................................................... 13
4.3.2 SpotTesting ...................................................... 13
4.3.3 RatioTesting ..................................................... 14
4.4 SuccessfulInsulationResistanceTesting ..................... 14
4.5 UtilizationoftheGuardTerminal
(Model6503) ................... 15
4.6 InsulationMeasurement-Connections ........................17
4.7 InsulationResistanceonMotors ................................... 21