Fluke 1503 FE 1503-1507 Users Manual - Page 11

Insulation Testers Safety Information • Remove test leads from the Tester before opening the Tester case or battery door. Never operate the Tester with the cover removed or the battery door open. • Comply with local and national safety requirements when working in hazardous locations. • Use proper protective equipment, as required by local or national authorities when working in hazardous areas. • Avoid working alone. • Use only the replacement fuse specified or the protection may be impaired. • Check the test leads for continuity before use. Do not use if the readings are high or noisy. B F X b Table 1. Symbols AC (Alternating Current) DC (Direct Current) WARNING: risk of electric shock Battery (Low battery when shown on display) J I T W Earth Ground Fuse Double Insulated Important information; see manual 3