HD 2010Integrating Sound Level Meter - Portable Analyzer, Merk : DeltaOhm

Sound Level Meter alat untuk mengukur kebisingan secara Area Technical characteristics HD2010 and HD2010RE Standards : Class 1 group X according to IEC 61672: 2002 and class 1 according to IEC 60651: 2001 and IEC 60804: 2000 Class 0 according to IEC 61260: 1995 Type 1 or 2 according to ANSI S1.4-1983 and S1.43-1997 Class 1-D, order 3, Extended range according to ANSI S1.11-1986 inch Microphones : MK221 condenser microphone prepolarized ( 200V) , for free
eld, high stability, type WS2F according to IEC 61094-4. MK223 condenser microphone with coated membrane, polarized ( 200V) , for free
eld, high stability, type WS2F according to IEC 61094-4 ( combined with the HDWME950 weatherproof unit) . MK231 condenser microphone, polarized ( 200V) , for diffuse
eld, high stability, type WS2D according to IEC 61094-4. Dynamic range : 21 dBA 143 dB Peak Linear Field : 80 dB ( 110 dB for the HD2010RE version) Acoustic Parameters : Spl, Leq, SEL, LEP, d, Lmax, Lmin, Lpk, Dose, Ln Frequency Weighting : Simultaneous A, C, Z ( only C and Z for Lpk) Temporal Weighting : Simultaneous FAST, SLOW, IMPULSE Integration : From 1s to 99 hours with Back-Erase function Spectrum Analysis : Parallel
lters in real time complying with class 1 speci
cations according to IEC61260 Octave bands from 16 Hz to 16 kHz ? Third Octave? option Third octave bands from 16 Hz to 20 kHz Average spectrum ( AVR) mode Statistical Analysis : It displays up to 3 percentile levels for, L1 to L99 ? Advanced Analyzer? option Probability distribution and percentile level calculation from L1 to L99 Parameter: A, C or Z weighted, LFp, Leq, Lpk ( only C or Z for Lpk) Sampling frequency: 8 samples/ second Classi
cation: Classes of 0.5 dB Analysis of Events : ? Advanced Analyzer? option Calculation of 5 freely programmable event parameters Average spectrum calculation by octave and third octave bands Calculation of statistical levels from L1 to L99 Event identi
cation trigger with programmable threshold and duration
lter External and manual trigger. Reverberation Time ( optional) : The reverberation time measurement option requires the ? Third Octave? option Reverberation time measurement using sound source interruption or impulse response integration Pro
le Data Logging : 1 pro
le with programmable sampling from 1/ 8 s to 1 hour and 3 pro
les with 2 samples/ second Spectrum Data Logging : Programmable sampling from 1 second to 1 hour ( AVR mode) Display : Backlit graphic display 128x64 3 parameters in numeric format Pro
le LAFp with 8 samples/ second Octave band spectrum from 16 Hz to 16 kHz ? Third Octave? option Third octave band spectrum from 16 Hz to 20 kHz ? Advanced Analyzer? option Graph probability distribution of sound level Graph of percentile levels from L1 to L99 Memory : Internal, equal to 4 MB ( 4 pro
les for 23 hours or over 23 days recording 3 parameters + spectra per minute) . Expandable to 8 MB External, via the HD2110MC memory card interface, using MMC or SD cards up to 2 GB Input/ Output : RS232 serial and USB interfaces AC output ( LINE) DC output PC Programs : DeltaLog5: PC interface for download, setup and sound level meter management ( supplied with the instrument) DL5 Environment : For analyses according to the Decree of 16.03.98 DL5 Monitor : For real time acquisition in the PC mass storage, scheduler, audio recording DL5 Building: Room acoustics evaluation in agreement with D.P.C.M. of 05.12.97 ( it requires the ? Third Octave? and ? Reverberation Time? option) DL5 Noise Studio: Analysis modular program ? Worker protection? : Analysis module according to Decree 195/ 2006 ? Railway Traf
c? : Analysis module of train noise pro
les according to the Decree of 16/ 03/ 1998 Operating conditions : Working temperature -10 50 C, 25 90% RH ( without condensation) , 65 108kPa. Protection degree: IP64 Power : 4 alkaline or rechargeable NiMH type AA batteries or external 9 12Vdc 300mA Dimension and weight : 445x100x50 mm equipped with preampli
er, 740 g ( with batteries)