Extech Instruments 407780A - Specifications

407780A‐EU‐ENv1.34/14
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Specifications
Applicablestandards: IEC61672‐1:2003Class2
IEC60651:1979Type2
ANSIS1.4:1983Type2
IEC60804:1985Type2
Parameters:
A Afrequencyweightingsoundpressurelevel
C Cfrequencyweightingsoundpressurelevel
FAST Fasttimeweighting
SLOW Slowtimeweighting
IMP Impulsetimeweighting
SPL Currenttime‐weighted
soundpressurelevel
Leq Equivalentcontinuoussoundlevel(AorC)
SEL Soundexposurelevel(AorC)
SPLMAX Maximumsoundpressurelevel(AorC)
SPLMIN Minimumsoundpressurelevel(AorC)
PH PeakHoldsoundpressurelevel(AorC)
L:05 5%percentilesoundlevel
(AorC)
L:10 10%percentilesoundlevel(AorC)
L:50 50%percentilesoundlevel(AorC)
L:90 90%percentilesoundlevel(AorC)
L:95 95%percentilesoundlevel(AorC)
SPLMAX Maximumtime‐weightedsoundpressurelevel(MAXsymbolblink)
Measurementrange: 30to130dB
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PeakHoldranges:
30–90range 63–93dBPeakHold
40–100range 73–103dBPeakHold
50–110range 83–113dBPeakHold
60–120range 93–123dBPeakHold
70–130range 103–133dBPeakHold
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