에이치와이산업 - 실시간 소음.진동 분석기

실시간 소음.진동 분석기

*(Real Time Sound & Vibration Analyzer)

실시간 소음.진동 분석기
(Real Time Sound & Vibration Analyzer)

용 도

	건축음향(잔향시간) 및 무향실(연구개발)에 최적
	제품생산 (연구개발용, 품질관리용)분야
	다양한 응용분야에 적용
	환경소음 평가
	건축음향 측정분석
	진동 및 Intencity 분석

특징

	IEC651, 804 Type 1
	IEC1260, Type 0
	ISO 9614(part 1,2) 규격에 만족
	실시간 주파수 분석
	진도 분석
	소음계 분야
	Narrow band 기능
	Intencity 분석
	Leq, Lx, Lp
	1/1 and 1/3 옥타브 분석
	건축음향 분석
	Time weighting:Fast, Slow, Impulse
	Noise 출력 기능
	Frequeny weigyting : A, B, C
	Software 이용으로 다양한 측정 data를 얻을 수 있음

사 양

MODEL		SYMPHONIE
ANALOGUE SECTION
Inputs	Impedance	1 Megohm
	Coupling	DC or AC
	Connections	Two 7 pin LEMO connector
	Conditioning	Microphone preamplifier (28V-mA) Condenser microphone (0 or 200V) ICP accelerometer(4.3mA), Dicrct input for voltage signals
	Tacho	External input
	Max. voltage	Peak to Peak : 20V, Overland protection
	Phase match	(0.1° if ch. 1 gain=ch. 2 gain, <0.5° if ch. 1 gain<> ch. 2 gain
	Filters	High pass filter from 0.3 to 10Hz
	Noise floor	Electrical : 5dB(A)
A/D Converssion	Resolution	18bit sigma/delta
	Sampling	51.2kHz max. Oversampling factor of 64
	Anit aliasing	Butterworth, 120dB/octave
	Offset	Automatic adjustment
	Overmodulation	Indicated
	Signal/Noise	>90dB per range
	Amplification	Up to 65dB in steps of 1dB
Outputs	Type	Parallel during acquistion
	Sampling	From 100Hz to 51.2kHz
	Connections	One 4 pin LEMO connector
	D/A converter	Dual channel 18 bit 51.2kHz, Sigma delta digital/analogue
		Synchronous recomposition per channel
	Max. voltage	Peak to peak : 5V
	other	Allow direct Phantom reference
DIGITAL SECTION
Connections		Two input and two output channels
Processors		Double TMS320C31+1 TMS320C203
Performance		100 MFLOPS
Words		32 bit coding
SRAM		128k x 32bits
RAM		DUAL port 48k x 8bits
Connector		Mini Din(ps/2)
TIME ACQUISTION
Sampling		From 100Hz to 51299Hz on 1 or 2 channels
Triggering		Manual or threshold (delay, slope, lesel)
선택사항		Software (dBFA, dBENV, dBBATI, Note Book)
REAL TIME MODES (with dEFA real time modules)
FFT Analysis	Functions	Autospectra and cross functions between active channels (direct x-y and indirect y-x)
	Windows	Rectangular, Hanning, Hamming, Kaiser Bessel, FlatTop
	Overlap	0%, 25%, 50%, or 75%(according to Fmin and Fmax)
	Method	Single pass FFT-256 to 2048 point
	Bandwidth	23 ranges Minimum 25Hz Maximum 20kHz
	Averaging	Factor 2 to 128
	Zoom	Positive or negative slope, between channels
	Tigger	White noise, pink noise, sine generator
	Generator	Octave and third octave spectra from 1Hz to 20kHz with a minimum resolution of 20ms
Octave and Third Octave Analysis	Functions	Octave and Third octave spectra from 1Hz to 20kHz with a minimum resolution of 20ms
	Averaging	Linear, Exponential from 1 to 32768
	Generator	White noise, pink noise, sine generator
INTENSITY MODE (with dBFA acoustic intensity module)
Functions		Autosoectra and cross functions between active channels (direct x-y and indirect y-x) Calculation of Li, Lp, Lj, SIL)
Overlap		0, 25%, 50%
Window		Rectangular, Hanning, Kaiser Bessel, FlatTop
Method		2FFT pass 1024 point/400 lines covering 2 decades+FFT sythesis in octaves & third octave
Range		Minimum 25Hz, Maximum 10kHz
Averaging		Linear, Exponential from 1 to 4096, in steps of 1
SOUND LEVEL AcOUSTICS MODE(with dBENV)
Functions		Leq, Peak, Slow, Fast, Impulse, spectra in octave and third octaves(up to 20kHz)
Resolution		From 20ms to 1s
Weightings		A, B, C and Lin
Audio		Sampling from 6400Hz to 51.2kHz
Vibrations		Optional module
BUILDING ACOUSTICS MODE(with dBBATI)
Functions		Real time octave or third octave spectra and reverberation time decay curves(1ms, mini, time base) Noise generator(pink and white noise)
DIMENSIONS AND WEIGHT
Dimensions		85 x 35 x 220mm
Weight		0.5kg(1.1Ib)
선택사항		Software (dBFA, dBENV, dBBATI, Note Book)

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상품정보고시

제품명	실시간 소음.진동 분석기
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