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10 TM500-EU-EN v1.1 12/13

AutomaticDatalogging

Inautomaticdataloggingmodethemetertakesandstoresareadingatauser‐specifiedsampling

rateontoanSDmemorycard.Themeterdefaultstoasamplingrateoftwoseconds.Tochange

thesamplingrate,refertotheSetupModesection(thesamplingratecannotbe‘0’for

automaticdatalogging):

1. PressRECbuttontoturnonrecordmode.

TheRECiconwillappearintheupperleftcorner

ofthedisplay.

2. StartanautomaticDataloggingsessionbypressingtheLOGGERbutton.

3. ThemeterwillscanforanSDcardandverifythatitcanbeusedtostoredata.Ifacardis

notinsertedorifthecardisdefe

ctive,themeterwilldisplaySCANSDindefinitely.Inthis

case,switchthemeterOFFandtryagainwithavalidSDcard.

4. IftheSDcardisvalid,thedisplaywillshowtheDATALOGGERiconandthenthe

DATALOGGERandtheRECiconswillflasheac

htimethatareadingisstored.

5. TopausethedataloggerpresstheLOGGERbuttonmomentarily.TheDATALOGGERandREC

iconswillstopflashing.ToresumeloggingsimplypresstheLOGGERbuttonagain

momentarily.

6. ToterminatethedataloggingsessionpresstheLOGGERbuttontostopthelo

ggingandthen

presstheRECbuttonforatleast1.5seconds.

7. WhenanSDcardisusedforthefirsttimeafolderiscreatedonthecardandnamed

TMD01.Upto99spreadsheetdocuments(eachwith30,000readings)canbestoredinthis

folder.

8. Whendataloggingbe

ginsanewspreadsheetdocumentnamedTMD01001.xlsiscreatedon

theSDcardintheTMD01folder. ThedatarecordedwillbeplacedintheTMD01001.xls

documentuntil30,000readingsarereached.

9. Ifthemeasurementsessionexceeds30,000readings,anewdocumentwillbecreate

(TMD01002.xls)whereanother30,000readingscanbestored.Thismethodcontinuesfor

upto99documents,afterwhichanotherfolderiscreated(TMD02)whereanother99

spreadsheetdocumentscanbestored.Thisprocesscontinuesinthissamefashionwith

foldersTMD03throughTMD10(lastallowablefolder).

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Extech Instruments TM500-NIST User Manual

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