isweek M9803R - Relative Display Mode

In the Min/Max Recording Hold mode, press button to stop the recording of readings, press
againtorestartrecording.Ifrecordingisstopped, theminimum,maximum,orpresentvaluesandanalog
display are frozen. In the Min/Max Recording Hold mode, when a new minimum value is exceed the
actualminimumreadingsoranewmaximumvalueisoverload,theminimumormaximumvaluewillheld
onthedisplay,buttheanalogdisplaycontinuestobeactive.
Incaseofintheauto-range,themodeisheldtojustbeforerange.
6.Relative Display: RELButton
Press      buttontoentertheRelativeDisplaymode,the" REL"annunciatorturnson,zerothedisplay,
andstorethedisplayedreadingasareferencevalue.
IntheRelativeDisplaymodemode,thevalueshown ontheLCDisalwaysthe differencebetweenthe
storedreferencevalue and the presentreading.Ifthenewreadingisthesameasthereferencevalue,
thedisplaywillbezero.
Thebargraphisdisplayedabsolutevalue,notrelativevalue.Andtheover-rangealsooccuragainstthe
absolutevalue.
Incaseoftheautorange,the range is held just before range.
Pressandholddownthe      button for over one second, to exittherelativemode.
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