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

Technical characteristics Standards : Class 1 or 2 group X according to IEC 61672:2002, and class 1 or 2 according to IEC 60651:2001 and IEC 60804:2000; Class 1 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 ½ inch Microphone : UC52 condenser type, pre-polarized, for free field Dynamic Range : 30 dBA ÷ 143 dB Peak Linear Field : 80 dB 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 filters in real time complying with class 1 specifications according to IEC61260 • Octave bands from 32 Hz to 8 kHz “Third Octave” option • Third octave bands from 25 Hz to 12.5 kHz Average spectrum (AVR) mode Statistical Analysis : It displays up to 3 percentile levels, between L1 and L99 “Advanced Analyzer” option Distribution of probabilities and percentile level calculation from L1 to L99 • Parameter: LFp, Leq, Lpk A, C or Z -weighted (only C or Z for Lpk) • Sampling frequency: 8 samples/second • Classification: 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 identification trigger with programmable threshold and duration filter 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 Profile Data Logging : 1 profile with programmable sampling from 1/8 s to 1 hour and 3 profiles with 2 samples/second Spectrum Data Logging : Programmable sampling from 1 second to 1 hour (AVR mode) Display : Graphic display 128x64 • 3 parameters in numeric format • Profile LAFp with 8 samples/second • Octave band spectrum from 32 Hz to 8 kHz “LCD” option • Backlit LCD “Third Octave” option • Third octave band spectrum from 25 Hz to 12.5 kHz “Advanced Analyzer” option • Graph of sound level probability distribution • Graph of percentile levels from L1 to L99 Memory : Internal, equal to 4 MB (4 profiles for 23 hours or over 23 recording days of 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 data download, setup and sound level meter management (supplied with the instrument) • DL5 Monitor: For real-time acquisition in the PC mass storage, scheduler, audio recording • DL5 Building: For room acoustics evaluation in agreement with D.P.C.M. of 05.12.97 (it requires the “Third Octave” and “Reverberation Time” options) • DL5 Noise Studio: Analysis modular program “Worker Protection”: Analysis module according to decree 195/2006 “Railway Noise”: Analysis module of train noise profiles according to the decree of 16/03/1998 Operating conditions : Working temperature -10÷50°C, 25÷90%RH (not condensing), 65÷108kPa. Protection degree: IP64 Power : • 4 alkcaline or rechargeable NiMH type AA batteries or external 9÷12Vdc 300mA Dimension and weight : • 445x100x50 mm equipped with preamplifier, 740 g (with batteries)