KYORITSU 4140 - Manual (Page 21)

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7.3.3 Contents displayed on Sub Display
LOOP test results are displayed as illustrated below. Results
displayed on the LCD are dependent on the selected function.
Pressthe“DISP”Switchtotogglethetestresultsdisplayedonthe
SubDisplay.
Fig.7-7
ContentsdisplayedonSubDisplay
Function
(A)
Contents
displayed on Sub
Displayaftertests
(B) (C)
L-PE
ATT ON
PFCValue
⇨
L-NLOOP
Value
⇨
PSCValue
⇨
Back to (A)
L-PE
ATT OFF PFCValue
Push
L-NLOOP
Value
Push PSCValue Push Back to (A)
L-N/L-L PSCValue
L-NorL-L
Voltage
Back to (A)
●If the display shows '>' then this usually means the value
measured exceeds the range.
●MeasurementinL-PEATTONfunctionrequireslongertimethan
that is required for the other measurements (approx. 7 sec).
Whenmeasuringacircuitwithalargeelectricalnoise,the'Noise'
MessageisdisplayedontheLCDandthemeasurementtimewill
beextendedto20sec.Ifthe'NOISE'symbolisdisplayedonthe
LCD,itisrecommendedtomakemeasurementinL-PEATTOFF
function.(RCDsmaytrip).
●Ifanimpedanceof20ΩormoreismeasuredbetweenL-Nduring
measurements in L-PEATT ON function,“ L-N>20Ω”is displayed
on the LCD and no measurement can be made. In this case,
select L-PEATT OFF function and make measurement. RCD
maytripwhenperformingatestatL-PEATTOFFfunction.
●Whenalargecontactvoltageexistsinthecircuitundertest,“n-E
Hv
”isdisplayedontheLCDandnomeasurementcanbemade.In
thiscase,selectL-PEATTOFFfunctionandmakemeasurement.
RCDmaytripwhenperformingatestatL-PEATTOFFfunction.
●Ifthesymbol( )appears, this means that the test resistor is too
hot and the automatic cut out circuits have operated. Allow the
instrument to cool down before proceeding. The overheat circuits
protect the test resistor against heat damage.
Sub Display
Main Display