Svantek SVAN 971 User Manual
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Svantek SVAN 971 User Manual

Pocket-size sound level meter&analyser
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SVAN 971
Pocket-size Sound Level Meter&Analyser
USER MANUAL
SVANTEK Sp. z o.o.
WARSAW, March 2013
© SVANTEK

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Summary of Contents for Svantek SVAN 971

  • Page 1 SVAN 971 Pocket-size Sound Level Meter&Analyser USER MANUAL SVANTEK Sp. z o.o. WARSAW, March 2013 © SVANTEK...
  • Page 2 SVAN 971 USER'S MANUAL_____________________________________________ _2 Notice: This user manual presents the software revision named 1.03.0 (cf. the description of the Unit Label position of the Instrument list). Newer software revisions (higher numbers) can slightly change the view of some displays presented in the text of the manual.

  • Page 3: Table Of Contents

    SVAN 971 USER'S MANUAL_____________________________________________ _3 CONTENTS INTRODUCTION ..........................5 SVAN 971 & A ................. 5 OUND EVEL ETER NALYSER SVAN 971 ..................... 6 ENERAL FEATURES OF ........................6 CCESSORIES INCLUDED AVAILABLE ......................... 6 CCESSORIES ......................OFTWARE OPTIONS AVAILABLE MANUAL CONTROL OF THE INSTRUMENT ..................8 ..................
  • Page 4 SVAN 971 USER'S MANUAL_____________________________________________ _4 – F ........... 41 ANAGING THE FILES SAVED IN THE EXTERNAL MEMORY ANAG 7.1.1 Setting the directory for saving files – Work. Dir..............42 7.1.2 Renaming file/catalogue – Rename ..................42 7.1.3 Information about file/catalogue – Info ................42 7.1.4...

  • Page 5: Introduction

    SVAN 971 USER'S MANUAL_____________________________________________ _5 1 INTRODUCTION The SVAN 971 is an extremely small Type 1 IEC 61672 Sound Level Meter (SLM) and real time 1/1 & 1/3 octave analyzer (RTA). The instrument represents State of the Art technological design bringing unprecedented levels of SLM and RTA integration.

  • Page 6: General Features Of Svan 971

    SV 18 -  SV 31_1 Type 1 acoustic calibrator: 1000 Hz/114 dB  SC 91/5 Extension cable for SV 18 (SVAN 971), 5 meters (for laboratory testing purposes)  SA 72 Carrying case for SVAN 971 and accessories (waterproof) ...
  • Page 7 SVAN 971 USER'S MANUAL_____________________________________________ _7  SvanPC++ PC Software for viewing and exporting data, USB drivers (MS Windows XP, Vista, Windows 7) Notice: The software options listed above can be purchased at any time, as only the entry of a special unlock code is required for their activation.

  • Page 8: Manual Control Of The Instrument

    SVAN 971 USER'S MANUAL_____________________________________________ _8 2 MANUAL CONTROL OF THE INSTRUMENT Control of the instrument has been developed in a fully interactive manner. The user can operate the instrument by selecting the appropriate position from the screen Menu list. Thanks to that, the number of the control push-buttons of the instrument has been reduced to eight for ease of use and convenience.
  • Page 9 SVAN 971 USER'S MANUAL_____________________________________________ _9 It often speeds up the control of the instrument as the user has faster access to the frequently used sub-lists for easy navigation. <ESC> This push-button closes the control lists, sub-lists or windows. It acts in an opposite way to the <ENTER>...

  • Page 10: Input And Output Sockets Of The Instrument

    SVAN 971 USER'S MANUAL_____________________________________________ _10 Input and output sockets of the instrument Top cover of the instrument The measurement Input is placed in the centre of the instrument’s top cover. The SV 18 microphone preamplifier has a specially designed matching plug with a locking screw to secure the preamplifier to the meter body.

  • Page 11: Setting The Instrument

    SVAN 971 USER'S MANUAL_____________________________________________ _11 3 SETTING THE INSTRUMENT In order to perform measurements using the instrument the user only has to plug-in the preamplifier with the microphone already screwed on and to switch the power on by means of the <Shift> and <Start/Stop>...
  • Page 12 SVAN 971 USER'S MANUAL_____________________________________________ _12 Entering position After the selection of the desired position in the menu list, the user has to press the <ENTER> push-button in order to select and enter it. After this operation a new sub-menu, option list, parameter list or information window appears on the display.
  • Page 13 SVAN 971 USER'S MANUAL_____________________________________________ _13 Complex parameters Some parameters like Start Hour, Start Day etc. are complex (consisting of more than one value field). The selection of values for such parameters is performed in a special window, which is opened with the <> or <>...

  • Page 14: Powering Of The Instrument

    3.2. Powering of the instrument The SVAN 971 can be powered by one of the following sources:  Four AAA standard size batteries fitted internally. In the case of alkaline type, a new fully charged set can operate more than 12 h (6.0 V / 1.6 Ah). Instead of the ordinary alkaline cells, four AAA rechargeable batteries can be used (a separate external charger is required for charging them).

  • Page 15: Icons Description

    SVAN 971 USER'S MANUAL_____________________________________________ _15 One profile mode is always available for most Functions of the instrument. The results of the measurements can also be presented in other display modes, which can be switch on and off and adjusted to the user’s needs.

  • Page 16: Memory Organisation

    The files are saved in the catalogue, which was set up as the working catalogue. The default working catalogue, after using Factory Set function, is called SVANTEK. The Setup files can be stored by means of Setup Man. list or by pressing <Shift> with <ESC> push- buttons from the measurement screen, when a measurement is not being made.

  • Page 17: Measurement Functions Of The Instrument - Function

    SVAN 971 USER'S MANUAL_____________________________________________ _17 4 MEASUREMENT FUNCTIONS OF THE INSTRUMENT – Function In order to select the Function list one has to press the <Menu> push-button, select the Function text and press <ENTER>. The Function list contains two elements: Meas.

  • Page 18: Calibration By Measurement

    (the value of the Cal. Level set by the manufacturer of SVAN 971 is equal to 114 dB). It is also necessary to switch the instrument Range to the High level setting..

  • Page 19: History Of Calibrations - Last Cal

    SVAN 971 USER'S MANUAL_____________________________________________ _19 The calibration measurement time is set to 1 second with 5 seconds delay and stops until the same results are obtain 3 times in a rowDuring the calibration measurement the <ESC> and <Pause> push-buttons do...

  • Page 20: Automatic Calibration - Auto Cal

    SVAN 971 USER'S MANUAL_____________________________________________ _20 Sometimes it is required to perform so called post- calibration of the instrument. Position Post Cal. enables the user to perform additional calibration after a measurement session and add the results to the file saved in the memory.

  • Page 21: Measurement Parameters Setting - Measurement

    SVAN 971 USER'S MANUAL_____________________________________________ _21 5 MEASUREMENT PARAMETERS SETTING – Measurement The Measurement list contains the elements that enable the user to set the measurement parameters. To open the Measurement list the user has to press the <Menu> push-button, select...
  • Page 22 SVAN 971 USER'S MANUAL_____________________________________________ _22 Setting time delay before the start of measurements The Start Delay defines the delay period from the pressing the <Start/Stop> push-button to the actual start of the measurements (the digital filters of the instrument constantly analyse the input signal even when the measurements are stopped).

  • Page 23: Measure Triggering Parameters Selection - Meas. Trig

    SVAN 971 USER'S MANUAL_____________________________________________ _23 The LEQ Integration The LEQ Integration defines the detector type for the calculations of the Leq, Le, LEPd, Lxx and Sel functions. Two options are available: Exponential and Linear. The formulae used for the Leq calculation are given in Appendix D.

  • Page 24: Setting Parameters In A Profile - Profiles

    SVAN 971 USER'S MANUAL_____________________________________________ _24 Gradient type trigger In the case when Gradient + is selected, the measurement is recorded only when the signal has a greater level than determined in the Level and the gradient of the signal is greater than determined in the Gradient position. In the other case the measurement result is skipped.

  • Page 25: Settings Of The Logger - Logger Set

    SVAN 971 USER'S MANUAL_____________________________________________ _25 LEQ detector selection The following LEQ detectors are available in the instrument: Imp., Fast and Slow Setting the data logging functionality – Logging The Logging list enables the user to program the logger functions: the recording of the measurement history and program parameters of the event recording.
  • Page 26 SVAN 971 USER'S MANUAL_____________________________________________ _26 The Logger Name enables the user to define the logger file name. The name can be up to eight characters long. After pressing the <>, <> push-buttons, the special window with text editor function is opened for editing.

  • Page 27: Results Selection - Logger Res

    SVAN 971 USER'S MANUAL_____________________________________________ _27 5.4.2 Results selection – Logger Res. The Logger Res. list enables the user to activate the results for three independant profiles, which will be recorded to the logger file during measurement. Activation / deactivation can be done by means of the <>, <>...

  • Page 28: Event Recording Setup - Event Rec

    SVAN 971 USER'S MANUAL_____________________________________________ _28 Trigger Source selection When Lev. Met. mode is chosen only one measured result can be used as a source of the triggering signal in the logger, namely the output signal from the LEQ detector coming from the first profile which is denoted here as Leq(1).
  • Page 29 SVAN 971 USER'S MANUAL_____________________________________________ _29 Definition of filter The Filter position enables the user to choose the broadband frequency filter during event recording: A, C or Z. Sampling frequency of event recording The Sampling position enables the user to select the sampling frequency of event recording: 12KHz.

  • Page 30: Measurement Range Setting

    SVAN 971 USER'S MANUAL_____________________________________________ _30 Measurement range setting – Range The Range is used to view measurement range in the instrument. The sbsolute range values changes due to the calibration factor. <ENT> There are two ranges available: Low and High. The...
  • Page 31 SVAN 971 USER'S MANUAL_____________________________________________ _31 The timer can be switched off – Off, switched on only once – Single, or switched on many times regularly – Multiple times with the period between two consecutive measurements set in the Repetition line.

  • Page 32: Description Of The Exemplary Timer Function Execution

    SVAN 971 USER'S MANUAL_____________________________________________ _32 Description of an exemple timer function execution The Timer function is used to programme the instrument’s switch on at the given time and perform the measurements with the parameters set in the Measurement sub-list. Let us assume that the user wants to switch on the instrument the 1 February, at 08:00, measure the sound for 10 seconds and save the results in a file named R1.

  • Page 33: Data Available On The Display - Display

    SVAN 971 USER'S MANUAL_____________________________________________ _33 6 DATA AVAILABLE ON THE DISPLAY – Display The Display list contains the elements that enable the user to independently programme the display parameters. The content of the Display list depends on selected function. <ENT>...

  • Page 34: One Profile Presentation Mode

    SVAN 971 USER'S MANUAL_____________________________________________ _34 6.1.1 One profile presentation mode The one result mode is always available in all measurement modes. In one result mode any measurement result, selected in Disp. Res, may be presented. User may change One profile view by pressing <Enter>...

  • Page 35: Logger Presentation Mode

    SVAN 971 USER'S MANUAL_____________________________________________ _35 6.1.3 Logger presentation mode In the Logger mode logger results, as selected in the Logger View list are displayed. User may change results by pressing the <Enter> push-button. The user may change the cursor position by means of the <>, <>...

  • Page 36: Statistics Presentation Mode

    SVAN 971 USER'S MANUAL_____________________________________________ _36 6.1.4 Statistics presentation mode Statistics is the cumulative probability density function of exceeding the noise level during the measurement period. The X axis defines the probability of exceeding the noise level, statistical level Lxx, and the axis Y defines the calculated noise level in dB.

  • Page 37: Etting The Scale Of The Presentation And The Displays Grid Isp Cale

    SVAN 971 USER'S MANUAL_____________________________________________ _37 measurement range. 6.2 Setting the scale of the presentation and the display’s grid – Disp. Scale The Disp. Scale sub-list enables the user to change the scale in the available modes of graphical presentation of the measurement results and switch the grid on/off.

  • Page 38: Selection Of Logger Results For Presentation - Logger Res

    SVAN 971 USER'S MANUAL_____________________________________________ _38 The result can be selected from the list: TIME, PEAK, MAX, MIN, SPL, LEQ, SEL, Lden, LEPd, Ltm3, Ltm5, L, and OVL; by using the <> or <> push-buttons pressed simultaneously with <Shift>. 6.4 Selection of logger results for presentation - Logger Res.
  • Page 39 SVAN 971 USER'S MANUAL_____________________________________________ _39 Setting the power saver delay The power saver delay defines the delay period from last use of any push-button to the start of the power saver mode. This delay period can be set for active Dim Mode from 5 s to 60 m.

  • Page 40: Saving The Measurement Results - File

    SVAN 971 USER'S MANUAL_____________________________________________ _40 7 SAVING THE MEASUREMENT RESULTS – File The File list contains the elements that enable the user to manage the data files that are saved in the external memory (SD Card) fitted behind the bottom cover of the instrument.

  • Page 41: Anaging The Files Saved In The External Memory Ile Anag

    SVAN 971 USER'S MANUAL_____________________________________________ _41 7.1 Managing the files saved in the external memory – File Manag. File manager The File Manag. is used for checking the contents of the memory and operation on files and catalogues such as: rename, delete, display information and also create new catalogues.

  • Page 42: Setting The Directory For Saving Files - Work. Dir

    SVAN 971 USER'S MANUAL_____________________________________________ _42 7.1.1 Setting the directory for saving files – Work. Dir. It is possible to assign the catalogue for automatically saving logger files. In order to do this the user should choose the required catalogue and press the <ENTER>...

  • Page 43: Erasion Of The External Memory - Erase Disk

    SVAN 971 USER'S MANUAL_____________________________________________ _43 will ask for confirmation of this action since it cannot be undone once a file/catalogue has been deleted. 7.1.5 Erasing of the external memory – Erase Disk It is possible to delete all files or...

  • Page 44: Settings Of The Instrument Parameters - Instrument

    SVAN 971 USER'S MANUAL_____________________________________________ _44 8 SETTINGS OF THE INSTRUMENT PARAMETERS – Instrument The Instrument list contains different sub-lists and positions, which are directly related to the settings of the hardware components of the instrument. In order to open the Instrument list the user has to press the Menu>...

  • Page 45: Selection Of Keyboard Modes - Keyboard

    Notice: Note that this cable is not the same as a mini USB cable such as the SC 56 used on some other Svantek instruments and care should be used not to force the wrong plug into the socket on the bottom of the instrument.

  • Page 46: Transmission Speed Of The Usb Interface - Usb

    SVAN 971 USER'S MANUAL_____________________________________________ _46 Key unlocking The unlocking code can be programmed with next four positions: First Key, Second Key, Third Key Fourth Key. In every position the user may chose one of four arrow key: Left Key, Right Key, Up Key or Down Key, the sequence of which creates unlocking <>...

  • Page 47: Checking Specification Of The Instrument - Unit Label

    <ENT> Notice: The contents of the Unit Label should be always sent to Svantek’s service department or official representative in case of any problems faced by the user during the instrument’s normal operation in the field.

  • Page 48: Auxiliary Settings - Auxiliary Setup

    SVAN 971 USER'S MANUAL_____________________________________________ _48 9 AUXILIARY SETTINGS – Auxiliary Setup The Auxiliary Setup list contains positions directly related with sound measurements and not related with the hardware components of the instrument. In order to view the Auxiliary Setup list the user has to press the <Menu>...

  • Page 49: Voice Comments - Comments

    SVAN 971 USER'S MANUAL_____________________________________________ _49 9.3. Voice comments – Comments The Comments position enables the user to define the file name for recording voice comments. This position is available only in the Advanced interface mode. The user can still record voice comments even <ENT>...
  • Page 50 SVAN 971 USER'S MANUAL_____________________________________________ _50 If Preampl. is active, then there will be warning if the instrument detects that there is no preamplifier attached to the instrument. If Changes is active, then there will be warning if the user would make changes of some parameters, but exit the parameter list with the <ESC>...

  • Page 51: Reports Printing - Report

    SVAN 971 USER'S MANUAL_____________________________________________ _51 10 REPORTS PRINTING – Report The Report position is currently under development.

  • Page 52: 11 1/1 And 1/3 Octave Analyser

    (if the LEQ Integr. was set as Exponential). The SVAN 971 instrument operates in two ranges, called Low and High, which can be selected in the Range window (path: <Menu> / Measurement / Range).

  • Page 53: Selection Of Parameters Of 1/1 Oct. And 1/3 Oct. Analysis

    SVAN 971 USER'S MANUAL_____________________________________________ _53 11.2. Selection of parameters of 1/1 Oct. and 1/3 Oct. analysis The execution of 1/1 Octave or 1/3 Octave analysis depends on the certain number of the parameters, which can be set in the different windows of the Measurement list. Namely, the user can set there the range of the measurements (path: <Menu>...

  • Page 54: Display Options In 1/1 Octave And 1/3 Octave Analysis Mode

    SVAN 971 USER'S MANUAL_____________________________________________ _54 The LEQ results from 1/1 Octave or 1/1 Octave analysis can be saved in the logger’s file. The enabling of spectrum saving in the logger file is made by activation / deactivation of the Peak Sp. or Leq Sp. position by means of the <>, <>...

  • Page 55: Setting The Scale Of The Measurement Results Presentation - Scale

    SVAN 971 USER'S MANUAL_____________________________________________ _55 When Spectrum mode is switched on the measurement screen in the Spectrum display mode is shown like below. The user may shift the Y-axis up or down during the spectrum presentation by pressing the <Shift> and <>...

  • Page 56: Setting The Parameters Of The Spectrum Presentation - Spect. View

    SVAN 971 USER'S MANUAL_____________________________________________ _56 Scaling the vertical axis The Dynamics position enables the user to select the required dynamic range scaling of the graphical mode display presentation. In the case of the vertical axis one can obtain the double, four times and eight times expansion (as the default the vertical axis corresponds to =>...
  • Page 57 SVAN 971 USER'S MANUAL_____________________________________________ _57 The minimum and maximum spectra can be presented at the same plot as main spectrum when the Max or Min parameter is switched on. =>...

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