Extech Instruments AN340 Manual

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AN340-EU-EN V1.3 4/13

DisplayIconDescription

MAX‐MIN‐AVG Maximum,Minimum,andAveragereadings

LW LengthandWidth(forrectangularductareameasurements)

D Diameter(forcircularductareameasurements)

A Areaforductmeasurements

andinch

2

Squarecentimetersandsquareinchesforareameasurements

C/F Temperatureunits

TA AirTemperature

RH RelativeHumidity

DP Dewpoint

WBT Wetbulb

VEL Velocity

VOL Volume

HOLD DisplayHOLDfeature

%rh RelativeHumidityunitofmeasure

m/s Meterspersecond

ft/m Feetperminute

CFM Cubicfeetperminute

CMM Cubicmetersperminute

REC Record

RECALL Recall

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AM/PM Morning/Eveningtime

B LowBattery

8888.8 Main(largerandupper)displaydigits

88‐88‐88 Timer(lower)displaydigits

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