SVAN 957 Sound Level Analyser
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Specifications - Acoustic
| Standards |
IEC 61672-1:2002 Class 1
IEC 60804, IEC 60651 Type 1 |
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| 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. |
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| Analyser |
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) |
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| Freq. Weightings |
A, C and Z |
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| RMS Detector |
Digital True RMS detector with Peak detection, resolution
0.1 dB,
Time Constants: Slow, Fast, Impulse |
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| Microphone |
ACO 7052H, 22 mV/Pa, prepolarised
1/2" condenser microphone
SV 12L IEPE preamplifier |
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| Meas. Range |
22 dBA RMS ÷ 141 dBA Peak (with 5 dB margin
from noise level) |
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| Dynamic Range |
100 dB |
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| Noise Floor |
Less than 17 dBA RMS |
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| Frequency Range |
0.5 Hz ÷ 20 kHz; microphone dependent,
with ACO 7052H microphone: 10 Hz ÷ 20
kHz |
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Specifications - General
| Input |
IEPE type (TNC connector) |
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| Data logger |
Time History logging to internal memory or USB Memory Stick
Time domain signal recording on USB Memory Stick (option) |
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| Display |
LCD 128 x 64 pixels plus icons with backlighting |
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| Memory |
32 MB non-volatile flash type. External USB Memory Stick
(option) |
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| 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) |
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| 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 |
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| Environmental |
Temperature from -10°C to 50°C
Humidity up to 90% RH, non-condensed |
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| Dimensions |
338 x 82 x 42 mm (with microphone and preamplifier) |
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| Weight |
Approx. 0.6 kg with batteries |
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| Order Code | Description | | Price | Purchase | | SV957 | Sound Level Meter with Real-Time Octave Band Analysis |  | £2110.00 |  | | SC957 | Sound Level Meter with SV31 Acoustic Calibrator | | £2874.00 | | | SK957 | Noise Kit with SV957 Meter, SV31 Calibrator and Carrying Case | | £2937.00 | | Options  | | | | | | SV957-2 | 1/3 Octave Band Filters for SV957 Sound Level Meter | | £760.00 | | | SV957-4 | FFT Analysis Option for SV957 Sound Level Meter | | £760.00 | | | SV957-5 | RT60 Reverberation Time Option for SV957 Sound Level Meter | | £760.00 | | | SV957-15 | Audio Signal Recording Option for SV957 Sound Level Meter | | £530.00 | |
VAT and
DELIVERY not included - click for more information
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