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SVAN 957 Sound Level Analyzer

  Overview Using It Software Options Specifications  
 

Specifications - Acoustic

Standards ANSI S1.4 Type 1
IEC 61672 Class 1
IEC 60804, IEC 60651 Type 1
   
Measurements SPL, Leq, SEL, Lden, Ltm3, Ltm5, Statistics - Ln (L1-L99), LMax, LMin, LPeak
Simultaneous measurement in three profiles with independent set of frequency weightings and detector time constants.
   
Analyzer 1/1 Octave real time analysis, Class 1, IEC 61260
1/3 Octave real time analysis, Class 1, IEC 61260 (option)
FFT real time analysis, 1920 lines, up to 22.4 kHz band (option)
RT60 Reverberation Time analysis in 1/3 octave bands (option)
Acoustic dosimeter meeting IEC 61252 with SV 25 microphone (option)
   
Freq. Weightings A, C and Z
   
RMS Detector Digital True RMS detector with Peak detection, resolution 0.1 dB,
Time Constants: Slow, Fast, Impulse
   
Microphone ACO 7052H, 22 mV/Pa, prepolarised 1/2" condenser microphone
SV 12L IEPE preamplifier
   
Meas. Range 22 dBA RMS ÷ 141 dBA Peak (with 5 dB margin from noise level)
   
Dynamic Range 100 dB
   
Noise Floor Less than 17 dBA RMS
   
Frequency Range 0.5 Hz ÷ 20 kHz; microphone dependent,
with ACO 7052H microphone: 10 Hz ÷ 20 kHz
Sound Level Analyzer SV957

Specifications - General

Input IEPE type (TNC connector)
   
Data logger Time History logging to internal memory or USB Memory Stick
Time domain signal recording on USB Memory Stick (option)
   
Display LCD 128 x 64 pixels plus icons with backlighting
   
Memory 32 MB non-volatile flash type. External USB Memory Stick (option)
   
Interfaces USB 1.1 Client, USB 1.1 Host, RS 232 (with SV 55 option), IrDA (option)
External I/O - AC output (1 V Peak) or Digital Input/Output (Trigger - Pulse)
   
Power supply
Four AA batteries (alkaline) operation time > 12 h
(6.0 V / 1.6 Ah)
Four AA rechargeable batteries (not included) operation time > 16 h
(4.8 V / 2.6 Ah)
SA 17A external battery pack operation time > 24 h (option)
External power supply 6 V DC ÷ 15 V DC (1.5 W)
USB interface 500 mA HUB
   
Environmental Temperature from -10°C to 50°C
Humidity up to 90% RH, non-condensed
   
Dimensions 338 x 82 x 42 mm (with microphone and preamplifier)
   
Weight Approx. 0.6 kg with batteries
   
 

 

 

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