Extech Instruments AN100 Manual

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AN100-en-GB_V3.5 6/15

Operation

ConnectingtheVane

1. Thevaneplugisinsertedinthemeter’ssensorjackatthetopofthemeter.Theplugandjack

arekeyedsothattheplugcanonlyfitinthejackoneway.

2. Turntheplugcarefullyuntilitlinesupwiththejackandthenfirmlypush

thepluginplace.

Donotapplyundueforceortrytotwisttheplugside‐to‐side.

3. Ifthevaneisnotconnectedtothemeterorifthesensorisdefective,theLCDdisplaywill

indicateOLinplaceofaTemperature reading.



AirVelocityMeasurements(SinglePoint)

1. TurnonthemeterusingtheON/OFF button.

2. PressUNITSbuttontoselectthedesiredunitofmeasure.

NOTE:Atpowerupthemeterwilldisplaythelastunitof

measurepreviouslyentered.

3. Placethesensorintheairstream.Ensurethattheairenters

thevaneas

indicatedbythearrowstickerplacedinsidethe

vane.

4. ViewthereadingsontheLCDDisplay.ThelargemainLCD

displayshowstheAirVelocityreading.The upperrightLCD

sub‐displayshowsthetemperaturereading.

AirVelocityAveragingMode

1. Toenter20PointAveragingMode,pressandholdtheAVGbuttonuntilitbeepstwice.The

AVGiconwillbedisplayed.

2. TakeameasurementandpresstheAVGbutton.AsinglebeepwillsoundandtheHOLDicon

willappearinthedisplay.

3. Theaveragereadingwill

bedisplayedandnumberofreadingsmeasuredwillappearinthe

upperrighthandcornerofthedisplay.After5seconds,thedisplaywillreturntothecurrent

reading.

4. Repeatsteps2‐3untilthedesirednumberofpointshavebeenmeasured.

5. Toreturntostandardvelocitymeasuring

modepressandholdAVGbuttonuntilmeterbeeps

twice.

Note:Inthestandardvelocitymeasuringmode,presstheAVGbuttononcetorecallthe

previousaverage.TheaveragewillbeclearedwhenyouentertheAveragingModeagain.

airflow

Arrow

Side view of Vane