Contents1. Introduction ...................................................................................................................................71.1 Product Description .................................................................................................................................71.2 Features ....................................................................................................................................................71.3 Difference Meter .....................................................................................................................................71.4 Applications .............................................................................................................................................81.5 Company web site ...................................................................................................................................92. Safety Warnings ............................................................................................................................102.1 Warnings, Cautions and Notes ...............................................................................................................102.1.1 Warnings ...............................................................................................................................................102.1.2 Cautions ................................................................................................................................................102.1.3 Notes .....................................................................................................................................................102.2 Safety warnings .......................................................................................................................................102.3 Test lead safety warnings: ......................................................................................................................112.4 Installation category definitions:............................................................................................................112.5 Safety, Hazard and Warning Symbols on the Instrument .....................................................................122.5.1 Warning Icons ........................................................................................................................................123. Instrument Controls .....................................................................................................................133.1 Instrument Layout DLRO2 and DLRO2X.................................................................................................133.2 Instrument Rotary Controls DLRO2 ........................................................................................................143.3 Instrument Rotary Controls DLRO2X ......................................................................................................143.4 Instrument Display ..................................................................................................................................153.5 Leads, power and USB connections ........................................................................................................163.6 The Difference Meter ..............................................................................................................................173.7 Difference Meter example of operation ................................................................................................174. Setting up the DLRO2 and DLRO2X .............................................................................................194.1 Warnings and exception conditions .......................................................................................................194.2 Power .......................................................................................................................................................194.2.1 First use ................................................................................................................................................194.2.2 Turn the instrument on and off ..............................................................................................................194.2.3 Battery options .......................................................................................................................................194.2.4 Setting Date and Time (DLRO2X) ............................................................................................................194.2.5 Setting test limits (DLRO2X) ....................................................................................................................204.2.6 Test limit warning (DLRO2X) ...................................................................................................................215. Data storage (DLRO2X only) .........................................................................................................225.1 Create folder for test results ...................................................................................................................225.2 Save test results .......................................................................................................................................235.3 Auto Save test results ..............................................................................................................................235.4 Save test results to USB stick ...................................................................................................................245.5 Review Asset results ................................................................................................................................25www.megger.comDLRO2 and DLRO2X4
