Sensidyne Industrial Health and Safety

SVAN 958A Specifications

SVAN 958A Specifications

VIBRATION LEVEL METER / ANALYSER

Standards

ISO 8041:2005

Meter mode

RMS, VDV, MTVV or MAX, Peak, Peak-Peak
Simultaneous measurement in up to four channels with independent set of filters and detector time constants

Analyzer (option)

1/1 octave 1 real time analysis, 15 filters with center frequencies from 1 Hz to 16 kHz (Class 1, IEC 61260)
1/3 octave 1 real time analysis, 45 filters with center frequencies from 0.8 Hz to 20 kHz (Class 1, IEC 61260)
FFT real time analysis up to 1600 lines with Hanning, Kaiser-Bessel or Flat Top window
FFT 1 cross spectra measurements
RPM 1 rotation speed measurements parallel to the vibration measurement and more...

Filters

Wd , Wk , Wc , Wj , Wm , Wb , Wg (ISO 2631), Wh (ISO 5439), 
HP1, HP3, HP10, Vel1, Vel3, Vel10, VelMF, Dil1, Dil3, Dil10, KB

RMS & RMQ Detectors

Digital True RMS & RMQ detectors with Peak detection, resolution 0.1 dB
Time Constants: from 100 ms to 10 s

Accelerometer (option)

SV 38 seat accelerometer (100 mV/g sensitivity) for Whole-Body measurements
SV 50 set for Hand-Arm measurements (Dytran 3023M2 accelerometer 10 mV/g sensitivity)
Other IEPE accelerometers

Measurement Range

accelerometer dependent, 0.003 ms-2 RMS - 500 ms-2 PEAK (with 100 mV/g sensitivity)

Frequency Range

0.5 Hz - 20 kHz; accelerometer dependent
with Dytran 3023M2: 2 Hz - 10 kHz

SOUND LEVEL METER / ANALYSER

Standards

Class 1: IEC 61672-1:2002

Meter mode

SPL, Leq , SEL, Lden , Ltm3 , Ltm5 , Statistics - L n (L 1 -L 99 ), LMax , LMin , LPeak
Simultaneous measurement in three profiles per channel (up to four channels) with independent set of filters and detector time constant

Analyzer (option)

1/1 octave 1 real time analysis, 15 filters with center frequencies from 1 Hz to 16 kHz (Class 1, IEC 61260)
1/3 octave 1 real time analysis, 45 filters with center frequencies from 0.8 Hz to 20 kHz (Class 1, IEC 61260)
Reverberation Time analysis in 1/3 octave bands (RT 60)
FFT 1 real time analysis up to 1600 lines with Hanning, Kaiser-Bessel or Flat Top window
FFT 1 cross spectra measurements
Sound Intensity Measurements
and more.

Weighting Filters

standard: A, C, Z and G

RMS Detector

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

Microphone (option)

MK 250, Class 1, 50 mV/Pa, prepolarized 1/2" condenser microphone with SV 12L preamplifier
SV 25, Class 2, dosimeter microphone, ceramic, 1/2" casing with integrated preamplifier

Measurement Range

Total Dynamic Range: 17 dBA RMS - 140 dBA Peak (with 50 mV/Pa microphone sensitivity)
Linearity Range: 24 dBA RMS - 140 dBA Peak (with 50 mV/Pa microphone sensitivity)

Frequency Range

0.5 Hz - 20 kHz; microphone dependent, 
with MK250 microphone: 3.5 Hz - 20 kHz

BASIC DATA

Input

IEPE type (channels 1, 2, 3 - LEMO 4 pin & channel 4 - TNC connector)

Dynamic Range

100 dB, 4 x 20 bits A/D converters

Frequency Range

0.5 Hz - 20 kHz, sampling rate 48 kHz

Data Logger 1

Time History logging to internal memory or external USB Memory Stick
Time domain signal recording on USB Memory Stick (option)

Display

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

Memory

32 MB non-volatile flash type, external USB Memory Stick (not included)

Interfaces

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

Power Supply

Four AA batteries (alkaline)

operation time > 10 h 
(6.0 V / 1.6 Ah)2

Four NiMH rechargeable batteries (not included)

operation time > 14 h
(4.8 V / 2.6 Ah)2

SA 17A external battery pack (option)

operation time > 24 h 2

External power supply (SA 15 not included)

6 V DC ?? 15 V DC (1.5 W)

USB interface

500 mA HUB

Environmental Conditions

Temperature

from -10oC to 50oC

Humidity

up to 90 % RH, non-condensed

Dimensions

140 x 82 x 42 mm

Weight

510 grams with batteries

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