Extech Instruments AN340 Manual

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AN340-EU-EN V1.3 4/13

99ReadingManualDatalogger

Themetercanrecordupto99readingsmanuallyforon‐screenrecall.

1. PresstheMEM‐RECALLbuttonmomentarilytorecordonereading.The displaywillflash

brieflyandthereadingwillbestoredinthememorylocationindicated onthedisplay(from

location1uptolocation99).Note

thatallreadingstypesarestorednotonlythereading

typecurrentlydisplayed.Forexample,ifairvelocityreadingsaredisplayed,wetbubanddew

pointtemperatureswillalsoberecorded.Date/timestampoftherecordingisalsorecorded.

2. Toreviewthereadings,pressandholdtheMEM‐RECALLbuttonfortwo(2)seconds;the

‘RECALL’iconwillswitchON.Nowusetheupanddownarrowbuttonstoscrollthestored

readings.Thememorylocationwillappearfirstinthemaindisplayareafollowedbythe

reading.Thetimestampfortherecordingisshownonthelower,timerdigits.UsetheMODE

buttontostepthroughtheothermeasurementtypes.

3. PresstheESCbuttonmomentarilytoexittheMEM‐RECALLmode.

4. Thereadingswillremaininmemoryuntiloverwrittenorerasedbytheuser.Toerase

readings,followthestepsprovidedintheSETUPmodesection

ofthisguide.

12,000ReadingAutomaticDataloggerandPCInterface

The12,000readingdataloggercanrecordreadingsatarateselectedbytheusedautomatically.

UsetheSETUPmodetoselectthesamplingrate(from1secondupto4hours59minutes59

seconds).LoggedreadingsmustbedownloadedtoaPCusingthesuppliedsoftwareprogramin

orderforthereadingstobereadandanalyzed.

1. PressandholdtheSTART‐ESCbuttonfortwo(2)secondstostartthedatalogger.Readings

willbeloggedatthesamplingrateselectedbytheuserintheSETUPmode.The‘REC’icon

willflashwhilethemeterisautomaticallylogging.

2. Allparameters(velocity,volume,dewpoint,wetbulb,andhumidity)willbelogged

regardlessofwhichparameterisdisplayed.

3. Whilelogging,theupperdisplaydigitsindicatetherealtimereadings;thelowerdisplay

showstherealtimeclock.

4. TostopthedataloggerpressandholdtheSTART‐ESCbuttonagainfortwo(2)seconds.

5. ImportantNote:Ifthedataloggerisstartedagainbeforethedatafromtheprevioussession

isdownloadedtoaPC,alldatafromtheprevioussessionwillbeoverwritten(erased).

6. Duringthedataloggingsession,theMODEbuttoncanbeused,asit

normallyis,toswitchthe

measurementparameter(velocity,volume,dewpoint,etc.).

7. AVG‐MAX‐MIN,manuallogging,andHOLDmodesaredisabledwhilethemeteris

datalogging.

8. Installandrunthesupplieddataloggingsoftwareprogramtotransfertheloggedreadingsto

thePC.ThemeterconnectstothePCviaaUSBcable(meter’sUSBjackislocatedatthetop

ofthemeterasshownintheDescriptionsection).Readthesoftwarehelpguideavailablein

thesoftwareprogramforfullsoftwareoperatinginstructions.

9. WiththemeterOFF,pressandholdtheSETandLWDAbuttonsuntilPCappearsontheLCD.

ThemeterisnowreadytocommunicatewithaPC.ForinstructionsontheuseofthePC

interfacepleaserefertotheHELPutilityprovidedonthesuppliedCD‐ROM.

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