View online or download Megger MFT Series User ManualBacklight (MFT/15Only)Auto Shut-Off A wide range of academic papers, application notes, technical This instruction manual is intended as a guide to the operation and maintenance of the portable Dielectric Test Set, Megger Catalog Noseries.* References in this Select the AUTO RCD TEST function on the main range knob, and the appropriate RCD current rating on the small range knob. Max resistance isTΩ (5 kV),TΩ (kV) andTΩ. Press the TEST button