Megger DLRO 200 - Table of Contents

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DLRO®200

Contents

1. Safety warnings ............................................................................................................................ 6

1.1 Installation category deﬁnitions.............................................................................................................6

1.2 Warnings, Cautions and Notes ...............................................................................................................7

1.3 Safety, Hazard and Warning symbols on the instrument .....................................................................7

2. Instrument Overview .................................................................................................................... 8

2.1 Instrument layout .................................................................................................................................... 8

3. General description ....................................................................................................................... 9

3.1 Principle of operation .............................................................................................................................9

4. Operation .......................................................................................................................................10

4.1 Main menu screen ...................................................................................................................................10

4.2 TEST menu ...............................................................................................................................................11

4.3 Normal mode ........................................................................................................................................... 11

4.4 Continuous mode ....................................................................................................................................11

4.5 Overheating ............................................................................................................................................. 11

4.6 Automatic mode ......................................................................................................................................11

4.7 OPTIONS menu ........................................................................................................................................12

4.8 Retrieve ....................................................................................................................................................12

4.8.1 Display ...................................................................................................................................................12

4.8.2 Download ..............................................................................................................................................12

4.9 Passbands .................................................................................................................................................13

4.10 Set clock .................................................................................................................................................13

4.11 Delete data ............................................................................................................................................13

4.12 Storage ................................................................................................................................................... 13

4.13 CURRENT menu .....................................................................................................................................14

4.13.1 SET ......................................................................................................................................................14

4.13.2 LIMIT ....................................................................................................................................................14

4.14 Warning messages .................................................................................................................................14

4.15 Test circuit continuity ............................................................................................................................14

4.16 External voltage warning......................................................................................................................14

4.17 Discharge current warning ...................................................................................................................14

4.18 Entering notes in the memo screen .....................................................................................................15

4.19 Test result storage .................................................................................................................................15

4.20 Real time downloading of test data. ...................................................................................................15

5. Test techniques and applications .................................................................................................16

5.1 Cleaning ...................................................................................................................................................16

5.2 Test Sequence ..........................................................................................................................................16

5.3 Lead Resistance ........................................................................................................................................16

5.4 Interference And Grounding The Sample ..............................................................................................16