ET40_安装调试说明书手册

Operation SheetEXTECHINSTRUMENTSA FLIR COMPANYHeavy Duty Continuity TesterModel ET40Features:Ideal for checking continuity of non-energized components,fuses,switches,relays,wiringand circuit boardsFeatures 30"(76cm)Test lead with alligator clipContinuity TestingWARNING:To avoid electric shock,never measure continuity on circuits or wires thathave voltage on them.1.Install one AAA battery.2.Remove all power from the circuit to be tested.3.Remove the plastic probe tip.4.Touch the probe tip to one side of the device and the alligator clip to the other side5.The bulb will light if there is continuityCAUTION:Use extreme caution when checking electrical circuits to avoid injury dueto electrical shocks.Extech Instruments assumes basic knowledge of electricity onthe part of the user and is not responsible for any injury or damage due to improperuse of theis tester.Copyright 2012 Extech Instruments Corporation(a FLIR company)All rights reserved including the right of reproduction in whole or in part in any form.www.extech.comET40-EN-V1.003/12