Sensidyne Industrial Health and Safety

SVAN 979 Specifications

SVAN 979 Specifications

SOUND LEVEL METER / ANALYSER

Standards

Class 1: IEC 61672-1:2002

Meter mode

SPL, Leq, SEL, Lden, Ltm3, Ltm5, Statistics - Ln (L1-L99), LMax, LMin, LPeak Simultaneous measurement in three profiles with independent set of filters and detectors

Analyzer

Analyzer 1/1 or 1/3 octavereal-time analysis
1/6 or 1/12 octave1 real-time analysis (option under development)
FFT 1 real-time analysis 1600 lines, up to 20.0 kHz band (option)
Loudness1 based on ISO 532B standard and Zwicker model (option)
Pure tone detection meeting ISO 1996-2 (Tonality1option)
Reverberation time analysis in 1/3 octave bands (RT 60 option)
User programmable second order band pass filters1 (option)
and more...

Weighting filters

A, C , Z, B, G

RMS Detector

Digital True RMS detector with Peak detection, resolution 0.1 dB,
Time Constants: Slow, Fast, Impulse

Microphone

GRAS 40AE, 50 mV/Pa, prepolarized 1/2" condenser microphone with SV 17 preamplifier

Measurement Range

22 dBA RMS - 140 dBA Peak

Internal Noise Level

less than 12 dBA RMS

Frequency Range

3.15 Hz - 20 kHz, with GRAS 40AE microphone

VIBRATION LEVEL METER / ANALYSER

Standards

ISO 10816-1

Meter mode

RMS, MAX, Peak, Peak-Peak
Simultaneous measurement in three profiles with independent set of filters and detectors

Analyzer

1/1 or 1/3 octave1 real-time analysis
1/6 or 1/12 octave1 real-time analysis (option under development)
FFTreal-time analysis 1600 lines, up to 20.0 kHz band (option)
RPMrotation speed measurement parallel to the vibration measurement (option)
Advanced enveloping option dedicated for bearing diagnostics (option)
User programmable second order band pass filters1 (option)

Filters

HP1, HP3, HP10, Vel1, Vel3, Vel10, VelMF, Dil1, Dil3, Dil10

RMS & RMQ Detectors

Digital True RMS detector with Peak detection, resolution 0.1 dB
Time constants: from 100 ms to 10 s

Accelerometer (option)

DAny IEPE accelerometer

Measurement Range

Accelerometer dependent

Frequency Range

0.5 Hz - 22.4 kHz (transducer dependent)

BASIC DATA

Input

Direct AC, Direct AC with 200 V polarisation, Direct DC or IEPE type with TEDS (LEMO 7-pin)

Dynamic Range

115 dB

Frequency Range

0.5 Hz - 22.4 kHz, sampling rate 48 kHz

Data logger1

Time-history logging with logging step down to 1 millisecond
Time-domain signal recording and audio events recording function,
Micro SD Card 8 GB (included), USB Memory Stick (not included)

Signal Generator

Sine, Sweep, White noise, Pink noise etc. (option)

Display

Super contrast (10000:1) OLED 2.4" color display (320 x 240 pixels)

Memory

32 MB non-volatile flash type, micro SD card 8 GB (included) or external USB Memory Stick (not included)

Interfaces

USB 1.1 Client, USB 1.1 Host, Bluetooth, RS 232 (with SV 55 option), IrDA (option)
Extended I/O - AC output (1 V Peak) or Digital Input/Output (Trigger Pulse)

Power supply

Four NiMH rechargeable batteries (option)

operation time > 16 h (4.8V / 2.6 Ah)2

Four AA batteries (alkaline)

operation time > 12 h (6.0V / 1.6 Ah)2

SA 17A external battery pack

operation time > 24 h (option)2

External power supply

6 V/500 mA DC - 15 V/ 250 mA DC

USB interface

500 mA HUB

Environmental Conditions

Temperature

from -10oC to 50oC

Humidity

up to 90% RH, non-condensed

Dimensions

305 x 79 x 39 mm (with microphone and preamplifier)

Weight

Approx. 0.6 kg with batteries

1each function parallel to the meter mode
2with USB 1.1 Host function not active and backlight off