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9°¡Áö ƯÁ¤ ±â´É:LP, Leq, LE, Lmax,
Lmin, LX, Lpeak, Ltm3¿Í
Ltm5, |
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7200set data ÀúÀå¿ë·®(Leq, LE, Lmax, Lmin, LX) |
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Measurement functions
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main precossing functions Simultaneous measurement of all items
according to selected time weighting and frequency weighting Sound level
LP Equivalent continuous sound level Leq Sound
exporsure level LE Maximum sound level Lmax Minimum
sound leve Lmin Percentile sound level LN(5 selectable
settings)
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Measurement time
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10 seconds, 1, 5, 10 15, 30, minutes, 1, 8, 24, hours, and manual
(maximum 200hours)
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Measurement range
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A weighting : 28 to 130dB
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C weighting : 33 to 13dB
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Flat : 38 to 138dB
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Peak sount level :141 dB
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Linearity range
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100dB
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Reference sound pressure level
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94dB
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Referens level range
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30 to 120 dB
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Level range selection
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6 range in 10- dB steps ( 7 ranges when optional 1/1,1/3 Octave
Filter Program Card NX-215 or Optional Universal Filter Program Card NX-21V
is ON)
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Frequency weighting
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A, C, FLAT
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Display
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Backlit LCD (126 X 64 Dots + 121 icons)
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Outputs
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AC/DC output Key-selectable AC or DC output I/O sonnector Sound
level meter control from and data output to a computer Data output to printer
DPU -414/CP-10 Comparator output
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