Radio Shack Micro Guide de l'utilisateur télécharger pdf (Page 7)

andthebargraphdisappears.Ifthishappens,trythenext

lowerrange.

n Notes:

• Theoverrangeorunderrangeindicatorcanalsoappear

when you recall a reading using the measurement

holding function and the measurement is under or over

the selected range.

•

The meter can measure sound levels only from 50 to 126 dB.

Taking Measurements

Continuous Average Measurements

Followthesestepstomeasuretheaveragesoundlevel.

1. SetRANGEtothedesiredrangesetting.Ifthesound

levelisveryhigh,startatthehighestrangesetting(120)

andreducethesettinguntilyougetareading.

Therearesevenranges.Eachcovers20dB.Thenumber

ofarangerepresentsthecenteroftherange.Whenthe

measuredvalueislowerorhigherthanthesetrange,

anunderrangeoroverrangeindicatorappears.See

“Underrange Indicator”and“Overrange Indicator”onPage6.

Takemeasurementsatseveraldifferentpointsinthearea

togetagoodaverage.

n Notes:

• IfyousetRANGE to 120, the meter measures sound

levels from 110 to 126 dB.

• Ifyouchangetherangesettingduringa

measurement, you clear all the current data and a

continuous average measurement resumes.

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Radio Shack Micro Guide de l'utilisateur Page 7