Extech Instruments 381676A

381676A-en-GB_V1.1 08/15
4
ButtonDescriptions
ButtonOverview
BUTTON MODE DESCRIPTION
H(DataHold) AnyMode Presstoholdareadingonthedisplay.
Pressandholdwhileturningthe
meterontodefeatAPO
R(Range)
V,A,
PresstoManuallyRange.Pressand
holdtoreturntoAUTORange
MAX(MaximumHold) AnyMode PresstoholdtheMaximumreadingon
thedisplay
NCV(Non‐contactVoltageDetector AnyMode PressandholdforNon‐Contact
VoltageDetector(setthe Function
switchtoanypositionotherthanOFF)
M(Mode)
V,A,, 
SwitchbetweenACandDC
Voltage/Current.Holddowntodo
Logicleveltesting.Switchbetween
resistance,diode,andcontinuity
ButtonDetails
DATAHOLD(H)Button
Tofreezeadisplayedreading,presstheDATAHOLD(H)button.Thereadingwillfreezeandthe
D.HdisplayiconwillbevisibleontheLCD.Toreleasethedisplay,presstheDATAHOLD(H)
buttonagain.TheD.Hindicatorwillswitchoffandthedisplaywillagainshowrealtimereadings.
MAXIMUMHOLD(MAX)Button
Todisplayonlythehighestreading,presstheMAXbutton. TheM.Hdisplayiconwillbevisible
onthedisplaywhileintheMaxHoldmode.Now,thedisplaywillonlychangewhenahigher
readingthanthedisplayedreadingisencountered.Toreturntonormaloperation,pressthe
MAXbuttonagain(theM.Hdisplayiconwillswitchoff).
MODE(M)BUTTON
TheMode(M)buttonisusedtoselectACorDCwhileintheVOLTAGE(V)orCURRENT(mA)
modes.TheMode(M)buttonisusedtoselectdiode(),Continuity(),orResistance().
PressandholdtheMode(M)buttontotakeLOGICtestswhilein
theLOGICmode.
RANGE(R)Button
Themeterautomaticallyselectstheoptimumrange;however,themeter’srangescanbe
selectedmanually.WhenusingtheRange(R)buttontomanually selectarange,startwiththe
highestrangeandthenselectsuccessivelylowerrangesuntilthedesiredrangeisreached.The
decimalplacewillmovewitheachpress
oftheRANGEbutton.PressandholdtheRange(R)
buttontoreturntotheAUTORangemode.
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