PRECISION SOUND LEVEL METER 6238 ACO

Precision Sound Level Meter + Sound Calibrator + Octave Real Time Analysis Model : 6238 ACO - Japan Specification : A. Sound Level Meter Level Range : 20~ 80dB : 20~ 90dB : 20~ 100dB : 20~ 110dB : 30~ 120dB : 40~ 130dB : 0~ 80 dB : 0~ dB function in ON Frequency Range : 5Hz^ 20kHz 20Hz^ 12.5kHz measurement Low Linearity Range 100dB Measurement : SPL, SPL-A, SPL-C, LAeq, LAe, LAmax, LAn, Lpeak, Lcpeak, LAtm5, LAi, LAieq Weighting Level : ( A) 28^ 130dB ( 0 ^ 80 dB/ 0 - dB function in ON) : ( C) 37^ 130dB : ( Z) 39^ 130dB ( Flat) : ( C) 55^ 135dB ( Peak) : ( Z) 60^ 135dB ( Flat) Time Weighting : Fast, Slow, Impulse Frequency Weighting : A
C
Z( FLAT) Measurement Time : 1s/ 3s/ 5s/ 10s/ 1min/ 5min/ 10min/ 15min/ 30min/ 1h/ 8h/ 12h/ 24h Display : L iquid crystal and Backlight( 128 64 points) Date : year/ month/ day/ hour minute second Standard : JIS C1509-1: 2005 Class I : IEC 61672-1: 2002 Class I B. Octave Real-time Analysis Measurement mode : Sound pressure level( Lp) : Equivalent continuous sound pressure level( Leq) : Sound exposure level( LE) : Maximum sound pressure level( Lmax) 1/ 1-octave filter : 16Hz, 31.5Hz, 63Hz, 125Hz, 250 Hz, 500Hz, 1kHZ, 2kHZ, 4kHz, 8kHz, AP, OA 1/ 3-octave filter : 12.5Hz, 16Hz, 20Hz, 25Hz, 31.5Hz, 40Hz, 50Hz, 63Hz, 80Hz, 100Hz, 125Hz, 160Hz, 200Hz, 250Hz, 315Hz, 400Hz, 500Hz, 630Hz, 800Hz, 1kHz, 1.25kHz, 1.6kHz, 2kHz, 2.5kHz, 3.15kHz, 4kHz, 5kHz, 6.3kHz, 8kHz, 10kHz, 12.5kHz, 16kHz, AP, OA Step Level range : 10^ 80dB
20^ 90dB
30^ 100dB 40^ 110dB
50^ 120dB
60^ 130dB ( -10^ 60dB
0^ 70dB
10^ 80dB/ 0-dB function in ON) C. Sound Calibrator Range : 94 dB SPL tolerance : 0, 3 dB Nominal Frequency : 1000Hz Frequency Tolerance : 0, 1% Cover Microphone : Measurement Microphone 1-inch and 1/ 2-inch ( Included 1/ 2-inch microphone Adapter)