4.1Backlit
SwitchingtheBacklitONandOFF:
TheinstrumentisprovidedwithuserselectableBacklitformeasurements
inpoorlightconditionsordarkarea.
Bypressing“AUTO/MAN”and“DATA/MIN/MAX”keyssimultaneouslythe
BacklitcanbeswitchedON.
AndbypressingthesamekeyssimultaneouslyBacklitcanbeswitched
OFF.
Althoughthemaindisplayisactivatedimmediatelyafterthemultimeteris
switchedon,thetwosub-displaysmustbeactivatedwiththeMIN/MAXkey.
Thispreventsthecontineousdisplayofanundefinedconditionwhichwas
presentatthestartofmeasurement,e.g.open-circuit,asamaxi-mum
value.
Thethreedigitaldisplays,onemaindisplayandtwosub-displays,showthe
measurementvaluewithcorrectdeci-malpointandsign.Theselectedunit
ofmeasureandthecurrenttypearealsodisplayed.Aminussignappearsin
frontofthenumberforthemeasurementofzero-frequencydirectquantities,
ifthepositivepoleofthemeasuredquantityisappliedtoperpendicular
input.
OL”(overload)isdisplayed,iftheactualvaluefallsbelowthemeasuring
rangelowerlimitforthefollowingmeasuredquantities:VDC,IDC,
VAC,IAC,mAAC,mADC,capacitance,,Hz:309999
Refreshingofthedigitaldisplayoccursatdifferentintervalsforthevarious
measuredquantities..
MainDisplay
Sub-Display:Sub-Display:
4.TripleDigitalDisplay
7
26
300
30.0
300
3.0 30
15Digits
30Digits
20Digits
40Digits
40Digits
50Digits
10Digits
40Digits
2Digits
2Digits
1Digit
1Digit
m
RISHABHINSTRUMENTS
1Digit
VAC/DC
AAC/DC
>50dB