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89

SVAN 977C User Manual

Confirmation of parameters changes

If the

Save Changes

warning is enabled,

the instrument asks to confirm whether you
want  to  save  changes  or  not  in  cases  you
changed  some  parameters  in  the  list  of
parameters  but  exiting  the  screen  with  the

<ESC>

key.

=>

Confirmation of instrument turning off

If the

Power Off

warning is enabled, the

instrument will ask for confirmation before
switching off.

=>

Low Battery warning

If the

Low Battery

warning is enabled, the instrument will display the message

in the case the internal battery capacity drops below 10%. Warning
“Low Battery” will be displayed shortly every 20 seconds.

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Summary of Contents for Shawcity SVAN 977C

Page 1: ...USER MANUAL SVAN 977C SOUND VIBRATION ANALYSER Warsaw 2021 01 15 Rev 1 00 Copyright 2021 SVANTEK All rights reserved...

Page 2: ...registered marks in this manual belong to their respective manufacturers Microsoft and Windows are registered trademarks of Microsoft Corporation The Bluetooth word mark and logos are registered trad...

Page 3: ...9 2 11 Downloading and uploading files 33 2 12 Activating optional functions 33 3 MEASUREMENT FUNCTIONS AND CALIBRATION Function 34 3 1 Selecting instrument mode Mode 34 3 2 Activating measurement fun...

Page 4: ...ms 60 5 CONFIGURING DATA VIEWING Display 61 5 1 Enabling views Display Modes 61 5 1 1 Running SPL view 62 5 1 2 Single Profile view 62 5 1 3 Combined views 63 5 1 4 Logger view 65 5 1 5 Spectrum view...

Page 5: ...ing units for vibration results Vibration Units 88 8 5 Activating warnings Warnings 88 9 PRINTING REPORTS Report 90 10 1 1 AND 1 3 OCTAVE ANALYSER 93 10 1 Selecting 1 1 Octave or 1 3 Octave function 9...

Page 6: ...on process 117 13 4 1Measured results 117 13 4 2Project structure 119 13 4 3Results averaging 120 13 4 4STIPA settings 120 13 4 5Considering ambient noise distortions 122 13 4 6STIPA measurements 123...

Page 7: ...216 B 2 1 4 Record with the breaks account PAUSE in the results registration 216 B 2 1 5 Record with the wave file name 216 B 2 1 6 Record with Summary Results 216 B 2 1 8 Record with METEO data 217...

Page 8: ...definitions VLM mode 326 D 2 2 Definitions and formulas of the VLM result 326 D 3 Statistical levels Ln definition 327 APPENDIX E REVERBERATION TIME CALCULATIONS 329 E 1 Introduction 329 E 2 Definitio...

Page 9: ...Combined view 64 Communication ports 78 Complex parameter 23 Configuration mode 22 Control keys 18 D Data port 85 Data protocol 84 Day time limits 45 Decay 109 Decay method 112 Decimal mark 70 100 De...

Page 10: ...ns 23 List of parameters 22 Logger 30 31 48 49 Logger name 50 Logger results 51 95 104 Logger split 50 Logger step 48 50 95 104 Logger trigger 52 Logger view 66 70 Logging 48 95 104 Low range 58 M Mai...

Page 11: ...w 63 Single timer 59 Slope trigger 45 55 Slow 48 SMS 84 85 Sound analyser 13 Sound level meter 13 Sound meter 35 Source type 81 Spectrum 57 98 105 Spectrum settings 95 Spectrum statistics 51 Spectrum...

Page 12: ...e and FFT as optional functions The frequency analysis is logged together with the time history of sound or vibration meter results Time domain waveform signal recording on the SD card is available as...

Page 13: ...or public address systems 1 2 SVAN 977C AS VIBRATION LEVEL METER ANALYSER General Vibration measurements acceleration velocity and displacement meeting ISO 20816 1 2016 standard in the frequency rang...

Page 14: ...rproof SA 47 carrying bag for SVAN 977C and accessories fabric material SV 55 interface RS 232 for SVAN 977C SV 80 general purpose vibration accelerometer 100 mV g 10 mV ms 2 SC 27 coiled cable for ac...

Page 15: ...d be directed so that the microphone diaphragm plane is perpendicular to the direction of the measured sound source the incidence angle of the sound wave is 0 degree In the case of significant differe...

Page 16: ...977C is supplied disassembled so the user should mount the MK 255 microphone and SV 12L preamplifier on his own It doesn t matter which elements will be assembled first the microphone with the preamp...

Page 17: ...m jack socket In case the Analogue Output functionality is selected the signal from the input of the analogue digital converter before any frequency correction is available on this socket This signal...

Page 18: ...essed and released and then the second key pressed 2nd Function mode Note Simultaneous pressing of the Alt and Start Stop keys turning the instrument on or off Start Stop This key starts or stops the...

Page 19: ...Timer Info The Info key simultaneous pressing the and keys opens the screen with the help information in the measurement display modes Press ESC or ENTER to exit the Info screen Markers The Markers k...

Page 20: ...ing this time the manufacturer logo the name of the instrument and the firmware version Then it enters the screen with the list of settings from which you can select the required one and confirm the s...

Page 21: ...tch between views using the keys pressed together with Alt Starting measurement To start measurement press the Start key The icon will appear and the measurement will be performed with the current ins...

Page 22: ...pressing the Menu Shift ENTER key The main Menu list contains the following sections Function Measurement Display File Instrument Auxiliary Setup and Report Recent Items list Double pressing of the Me...

Page 23: ...ll values in the same line with the key pressed with Shift Complex parameters For complex parameters consisting of more than one value field like Start Hour or Start Date you should first select the f...

Page 24: ...ght position ENT Exit the virtual keyboard with the key To confirm changed text press ENTER ENT The above example shows the edition of the file name which may consist only uppercase letters Some texts...

Page 25: ...Instrument Battery has special view and special icon reflects the powering state When the instrument is powered from the internal batteries the battery icon is displayed on the top of the screen and t...

Page 26: ...RMS base results RMS Integration Lin linear integration for statistics Statistics Lin daytime limits for Lden calculations Day Time Limits 6 18 h time frames for two rolling Leq calculations Rolling T...

Page 27: ...on is displayed when the RS232 port is activated USB icon is displayed when there is a successful USB connection with the PC logging icon is presented when current measurement results are logged into...

Page 28: ...range icon is displayed when the GPRS function is switched on and there is no cable connection with the modem and therefore no range or wireless icon is displayed when the wireless transmission GPRS m...

Page 29: ...he setup files are stored in the predefined directory SETUP Other special files logs advanced alarms settings are stored in the predefined SYSTEM directory The SD Card memory is activated automaticall...

Page 30: ...er is equal to the maximum number in the set of files with the same prefix For example if there are files with names L0 L16 and L29 the counter value is 29 The number of the new automatically created...

Page 31: ...Logger Setup the automatic saving of the measurement data so called Summary Results is switched off too In such a case Summary Results for the last cycle can be saved only manually or Note If Logger...

Page 32: ...cally in the SD Card memory To enable automatic saving next conditions should be fulfilled 1 SD card should be inserted and there should be enough space on it 2 The wave recording should be switched o...

Page 33: ...sic functions to perform measurements in accordance with most international standards and methods For more complex tasks you have the possibility of expanding the basic functions of the instrument wit...

Page 34: ...1 3 Octave FFT etc 3 2 ACTIVATING MEASUREMENT FUNCTIONS MEASUREMENT FUNCTION The main function of the instrument is the measurement of Sound pressure or Vibration acceleration broad band levels Level...

Page 35: ...practice to check the instrument measurement channel before and after measurements Due to implemented automatic calibration the instrument can perform the sound calibration automatically when the cal...

Page 36: ...keys do not operate but it is possible to stop the measurement using the Start Stop key System check is considered as successful if its result Cal Result does not differ from the calibration level by...

Page 37: ...ing the key in relation to the nominal value of 10 0 mV ms 2 For accelerometers with sensitivity less than 10 0 mV ms 2 the calibration factor will be positive For accelerometers with sensitivity over...

Page 38: ...e Reasons for unstable results are as follows the calibrator is not properly attached to the instrument there are external acoustic disturbances such as high noise levels close by the calibrator or th...

Page 39: ...results are as follows the accelerometer is not properly attached to the calibrator there are external disturbances the calibrator or the measurement channel the accelerometer or the instrument itsel...

Page 40: ...ess if the difference between the Calibration Level value set up in the Calibration By Measurement screen and the measured calibrator SPL level is in the range 5dB During the calibration measurement t...

Page 41: ...se allowing you to set the ambient noise levels This position appears in the STIPA function Compensation allowing you to switch on the required compensation filter Range allowing you to select the cor...

Page 42: ...ill be repeated also from the first second of the following hour after elapsing the integration period if the number of cycles is greater than one Default value Off Infinite integration period The Int...

Page 43: ...integration for the 8 hour period from the measurement start and second integration for the 8 hour period from the end of the first integration At the end of each cycle the 8 hours LEQ results will be...

Page 44: ...in seconds for example is equal to 50s the result name will have letter s LR50s to make it different from 50 minutes LR result LR50 Default values 30 m and 1 h Note In case of vibration measurements p...

Page 45: ...n on condition value of the measured result Source averaged by 0 5 ms is greater lower than the threshold value Level In other cases the instrument continues checking the trigger condition every 0 5 m...

Page 46: ...is waiting for the gradient or external trigger the trigger icon appears alternatively with the measurement icon Source result Only one measured result Source can be used for checking trigger conditio...

Page 47: ...d measurements or RMS Ovl Peak P P for Vibration measurements as well as 1 1 octave 1 3 octave or FFT spectra with Total results and meteo results are measured and saved in the file with the step defi...

Page 48: ...er general parameters Logger Setup The Logger Setup list enables activating the logger function and programming logging general parameters If Logger is disabled only Summary Results and Wave Recording...

Page 49: ...ited name already exists in the memory The instrument waits then for your reaction any key should be pressed except Shift or Alt ENT Splitting logger files The Split position enables splitting the dat...

Page 50: ...be activated in Display Modes and therefore doesn t appear on the display When Logger is enabled and results for logging selected the logger plot will be available in measurement views Alt 4 4 3 Selec...

Page 51: ...rve icon or Source result Only one measured result Source can be used for checking trigger condition in the Level Meter mode namely the instantaneous RMS from the first profile with appropriate filter...

Page 52: ...type normal or Point and define markers for triggering wave recording Trig column ENT Name edition is performed in the text editor screen after pressing the key together with Alt Alt The Trig column...

Page 53: ...ording trigger which can be disabled Off or enabled by selecting the trigger type Slope Slope Level Level External Integr Period and Int Period Split Slope trigger The Slope Slope trigger starts a sig...

Page 54: ...me a trigger condition appears recording will be prolonged for another Recording Time from the moment of that trigger condition and so on Note When a signal recording is waiting for the level trigger...

Page 55: ...el The threshold Level can be set with 1 dB steps in the range from 24 dB to 136 dB in the sound mode and from 1 mm s2 60 dB to 10 km s2 200 dB in the vibration mode Checking the trigger condition The...

Page 56: ...stics of the outdoor filters depend on the dominating sound incidence angle environmental monitoring incidence angle 90 deg or airport monitoring incidence angle 0 deg The frequency characteristics of...

Page 57: ...on code in the text editor screen which is opened during first attempt to open this position Once unlocked this option will be ready to use permanently To perform the RPM measurement the tacho probe s...

Page 58: ...T S INTERNAL TIMER TIMER The Timer function is used for programming the automatic measurement start and turning the instrument on if it was turned off at a given time and day of a week The Timer posit...

Page 59: ...ing up the Timer Note Make sure that there is sufficient power available for the instrument to carry out the required measurement when it wakes up and starts measurements 4 10 1 Example of timer execu...

Page 60: ...ia SvanPC or via SvanNET web service since this function was designed for the SV 277 monitoring stations If you enable advances alarms the alarm icon appears and the instrument will generate alarms ac...

Page 61: ...nalyser functions in the Vibration mode Screen Setup allowing you to set up the brightness and switch on off the energy saver function 5 1 ENABLING VIEWS DISPLAY MODES The Single Profile view is alway...

Page 62: ...yed in a large format Single Profile view fields 1 Logger file name 2 Profile number 3 Value of the measured result 4 Weighting filter Z A C B U UA LF for Sound measurements or HP HP1 HP3 HP10 Vel1 Ve...

Page 63: ...Result name Spl Leq SEL Lden LEPd Ltm3 LTeq Ln EX SD LR1 LR2 Ovl Peak Max Min for Sound measurements or RMS Ovl Peak P P for Vibration measurements 3 Detector type Linear or Imp Fast Slow for Sound me...

Page 64: ...er A B C Z U UA LF for Sound measurements For Vibration measurements this field is skipped 6 Detector type L Linear or I Imp F Fast S Slow for Sound modes For Vibration measurements this field is skip...

Page 65: ...ew mode is not active So to have this view active enable the Logger When Logger is enabled and some results have been selected for logging the logger plot can be viewed Logger view fields 1 Y scale 2...

Page 66: ...function of exceeding the noise level during the measurement period The X axis defines the probability of exceeding the noise level statistical level Ln and the axis Y defines the calculated noise lev...

Page 67: ...rument Communication Ports it is possible to activate the GPS screen which shows the GPS status co ordinates etc transmitted to the instrument from the SV 58_H GPS module connected to the Serial socke...

Page 68: ...es parameters can be presented in Logarithmic dB or Linear for example m s2 units It depends on the Scale parameter value For example 10 m s2 can be presented also as 140 dB Resolution The Resolution...

Page 69: ...n make necessary adjustments and return to the Logger view after confirmation of the performed changes with the ENTER key ENT 5 4 CONFIGURING DISPLAY BRIGHTNESS AND POWER SAVER SCREEN SETUP The Screen...

Page 70: ...r saver delay The power saver delay defines the delay period from the last use of any key to the power saver mode This delay period can be set for Dim screen on idle from 5 s to 60 s and for Screen of...

Page 71: ...list the instrument will generate warning The instrument creates files of the next types Logger files with measurement results extension SVL Wave files with time waveform records extension WAV Setup f...

Page 72: ...the new directory or file To do this enter the directory in which the new element will be created press ENTER at the New Directory or New File position and edit the new directory or file name in the...

Page 73: ...record counter is displayed in the same line with the file name To see next cycle data select the record counter position with the key and then change the record number with the key pressed together w...

Page 74: ...instrument will return to the editor screen ENT 6 1 6 Viewing information about files directories Info You can view information about a file or a directory To do this select the desired file director...

Page 75: ...name a setup file ENT Loading setup files Loading the setup file means that the settings saved in this file will be loaded to the instrument as current settings So if you press the Start Stop key the...

Page 76: ...e of the Shift and the Start Stop keys Multifunction I O allowing you to select the available functionality of the I O port RTC allowing you to set the Real Time Clock Wireless Transfer allowing you t...

Page 77: ...wo parameters should be defined transmission speed Baud Rate 1200 2400 4800 9600 19200 38000 57600 or 115200 bits s and the time limit during which the data transfer should be performed Time Out The t...

Page 78: ...source exceeds this level ENT The Threshold parameters appear in the screen when Power Off and or Power On parameters are enabled This screen appears automatically after switching on the instrument wh...

Page 79: ...G PARAMETERS OF I O PORT MULTIFUNCTION I O The Multifunction I O position allows you to select the available functionality of the I O port 3 5 mm jack socket ENT The I O jack socket can be used as I O...

Page 80: ...ter defines which level of the signal should be treated as a valid one Low or High negative or positive logic Alarm trigger result The Source parameter defines the result the level of which should be...

Page 81: ...L TIME CLOCK RTC The RTC position allows you to programme the internal Real Time Clock This clock is displayed in the upper right corner of the display ENT The required time hour minute and second is...

Page 82: ...et the parameters of data transmission and the Network Reset position to carry out the factory setting of the network ENT 7 9 1 Selecting network type Network In the Network screen you can disable Off...

Page 83: ...nnection selecting this option will make the device attempt to reconnect the modem in case of errors or sudden disconnection Reconnection Delay defines time between each reconnection attempts TCP IRT...

Page 84: ...u to enter up to 20 characters of APN name of the SIM card used with the modem APN User allows you to enter up to 20 characters of user s name used for verification by the SIM card used with the modem...

Page 85: ...ail message will be sent E mail Subject allows you to enter up to 20 characters of the message s subject E mail Message allows you to enter up to 20 characters of additional text which will be appende...

Page 86: ...INTRODUCING INSTRUMENT NAME UNIT NAME The Unit Name position allows you to edit the instrument s name in the text editor screen The instrument name is used in the SvanNET web service and SvanPC softwa...

Page 87: ...erface If after turning the instrument on an unknown language interface appears on the display you can reset the instrument with four Shift Enter Alt Start keys pressed together The instrument will co...

Page 88: ...s position allows you to activate messages which will be displayed during the normal operation of the instrument By default all warnings are enabled ENT Saving the measurement results in a file If the...

Page 89: ...list of parameters but exiting the screen with the ESC key Confirmation of instrument turning off If the Power Off warning is enabled the instrument will ask for confirmation before switching off Low...

Page 90: ...ate can be selected from the following available values 1200 2400 4800 9600 19200 38000 57600 or 115200 bits s The transmission speed should be the same as in the connected printer to ensure successfu...

Page 91: ...56 40dB LAFTeq 1 56 40dB EX 1 56 38dB SD 1 0 01dB LR30 1 LR60 1 Ovl 1 0 0 Peak 2 65 37dB Max 2 54 62dB Min 2 54 57dB Spl 2 54 62dB Leq 2 54 60dB SEL 2 54 60dB Ld 2 54 60dB LEPd 2 54 60dB Ltm3 2 54 62...

Page 92: ...B L10 2 54 9dB L20 2 54 8dB L30 2 54 7dB L40 2 54 6dB L50 2 54 5dB L60 2 54 4dB L70 2 54 3dB L80 2 54 2dB L90 2 54 1dB L95 2 54 0dB L10 3 57 9dB L20 3 57 8dB L30 3 57 7dB L40 3 57 6dB L50 3 57 5dB L60...

Page 93: ...sides results for bands three Total values are measured and displayed as additional three bars on the spectrum graph Parameters for Total values e g filters are set by default and cannot be changed No...

Page 94: ...he calibration factor see Chapter 4 6 10 2 3 Logging of 1 1 or 1 3 octave spectra Logging Spectra can be logged in a logger file with two steps Integration Period step and or Logger Step For logging 1...

Page 95: ...Hz o Ultra 1 31 5k 16 filters with centre frequencies from 1 Hz to 31 5 kHz 1 3 Octave o Audio 20 20k 31 filters with centre frequencies from 20 Hz to 20 kHz o Ultra 0 8 40k 48 filters with centre fre...

Page 96: ...the Full band HP class 1 according to IEC 61672 1 2013 For sound and vibration analysis with the Ultra band HPE ultra band filter The filter characteristics are given in Appendix C RMS detector The D...

Page 97: ...imum Spectrum Type allowing you to change the spectrum type presented on the display acceleration velocity or displacement This position appears in the vibration modes 10 3 1 Presentation of 1 1 or 1...

Page 98: ...All results are always presented in dB The Log option means that the graphical presentation is given in the logarithmic scale and the measurement results are expressed in decibels the result is relat...

Page 99: ...ra to be viewed Spectrum View In the Spectrum View screen you can select the different spectra to be viewed in the Spectrum display mode instantaneous averaged maximum or minimum ENT In the Type posit...

Page 100: ...corner of the display with the key Then select the appropriate value with the key pressed together with Alt Alt The NR or NC results can be seen also in the 1 Profile and or 3 Profile modes If the NC...

Page 101: ...essed together with Alt Alt 3 Select the Ln field in the Ln spectrum view with the key 4 Select the required Ln result with the key pressed together with Alt Alt 5 Shift the cursor on the required 1 1...

Page 102: ...ent function during a running measurement In this case the instrument displays for about 2 seconds the message Measurement in Progress To change the current function the measurement must be stopped 11...

Page 103: ...FFT function opens the screen in which you can select parameters of the FFT analysis frequency band Band pre weighting filter Filter weighting window Window number of lines Lines and averaging type A...

Page 104: ...allowing you to switch on the Spectrum view Display Scale allowing you to adjust scales of a spectrum plot and toggle the grid Spectrum View allowing you to select spectra to be viewed instantaneous...

Page 105: ...units absolute or logarithmic adjust scale of plots and toggle the grid ENT Scale of results presentation The Scale parameter defines results units linear Lin m s2 m s etc or logarithmic Log dB For s...

Page 106: ...ewed Spectrum View In the Spectrum View screen you can select the different spectra to be viewed in the Spectrum display mode Averaged Instantaneous Max or Min When the Averaged or Instantaneous spect...

Page 107: ...pressing ENTER ENT 11 3 4 Changing spectrum type in Vibration modes Spectrum Type In the Spectrum Type screen which is available only in Vibration modes you can select the different types of vibration...

Page 108: ...ulation part during which the reverberation time EDT RT20 RT30 and RTUser is calculated for the measured room response Note It is recommended to familiarize with Appendix E before proceeding This chap...

Page 109: ...Hz 7 bands or 63Hz 16kHz 9 bands for 1 3 octave 50Hz 5kHz 21 bands or 50Hz 20kHz 27 bands The Recording Time parameter defines the recording time of the measurement data sound pressure level decay cur...

Page 110: ...he field No x and press ENTER select in the confirmation screen Yes and press ENTER again ENT ENT The Noise Mar parameter defines the margin value to the calculated noise level for more detail see App...

Page 111: ...a can be viewed as a Raw Data Smoothed Data or Integrated Data in case of the Impulse method You may also switch between different data view modes during measurement in the presentation mode For this...

Page 112: ...tion time results During this process the messages Calculations and Reading Logger appear 8 To save results press the Save key or use the File menu option Note It is necessary to switch on the sound s...

Page 113: ...ements 12 5 VIEWING RT60 RESULTS The RT60 measurement results for all 1 1 or 1 3 octave bands and three Total values can be viewed in three different view modes as 1 Table of EDT RT20 RT30 and User re...

Page 114: ...plot 4 Central frequency of selected by cursor 1 3 octave band 5 Result value SPL for the cursor position 6 Name of the logger file 7 T1 marker position 8 Cursor position 9 RT60 method 10 Type of data...

Page 115: ...ther with Alt Alt Changing cursor position When the field 14 is active you may change the cursor position with the key RT User reverberation time calculation 1 Select the band or one of the total leve...

Page 116: ...performs STIPA measurements using SVAN 977C but has a more convenient user interface see BA Assistant User Manual 13 2 STI METHOD BACKGROUND The STI method is based on measurements of the STI test si...

Page 117: ...a speech transmission channel ranging between 0 and 1 STI is calculated for individual measurements and averaged for the measurement point and for the area difference between maximum and minimum valu...

Page 118: ...results screen presents summary results for the tested area o Averaged STI or CIS index with consideration of the Ambient noise distortions o standard deviation of measured STI indexes for the tested...

Page 119: ...in the below screens the project directory PROJ_001 contains one area directory AREA_001 which contains one source position directory S1 which contains two points directories P1 and P2 Directory P1 c...

Page 120: ...in the left upper corner of the Measurement point screen and in the measurement points list of the Area points list screen 2 averaging of results for a tested area Averaged STI for the tested area is...

Page 121: ...y created one as a directory 4 After creation of the new area or selection of the existed one press ENTER and the selected area name will be displayed in the Area line of the STIPA Settings screen ENT...

Page 122: ...Source Calibration position defines the adjustment of the reference STIPA signal level to the level of a real voice signal in the tested area You should measure the LAeq of both signals and if the di...

Page 123: ...values set in the Ambient noise table see Chapter 13 4 5 Note Pressing the Stop key during the measurement will break it without recording the measurement results 2 After measurement stop the Measurem...

Page 124: ...e Noise soft key and in the Ambient noise screen change the values for the 1 1 octave bands Confirm made changes with the ENTER key ENT Note Do remember that any confirmed changes in the Ambient noise...

Page 125: ...s smartphone tablet with Android 7 0 or higher which allows using SVAN 977A to perform building acoustics measurements among others speech intelligibility using the STIPA method After taking measureme...

Page 126: ...mat which are appropriately grouped into the directories responsible for the projects areas sources points To download files use the SVAN Files window and select the appropriate folder with required d...

Page 127: ...ng the folder files and dragging it to the SvanPC window The program will automatically link all files from the folder whereby the program may ask how to link files in case of STIPA the option you cho...

Page 128: ...3 5 4 Changing background noise values The cells with the background noise results are editable i e you can manually enter values for individual octaves just double click on the selected background no...

Page 129: ...upper left corner of the view an Excel spreadsheet will automatically open with all the data visible on the view 2 Selecting cells in the table and using the copy paste option CTRL C or menu Edit Cop...

Page 130: ...visibility of the SIM card address in the network public or private static or dynamic First and easiest option is to use the SvanNET web service which enables basic features for the user as instrumen...

Page 131: ...GBSP You may exchange it with the high capacity card up to 32GB but before insertion the card must be formatted as FAT32 Note The originally supplied Kingston Industrial memory card has been tested by...

Page 132: ...ew thread Then move the preamplifier outer sleeve in the direction to the instrument and tighten it to the screw thread Note Do not disconnect the preamplifier by turning the preamplifier body turn on...

Page 133: ...ent USB interface Keeping pressed the ENTER and keys switch on the instrument the following message should appear on the unit s screen BOOTSTRAP v1 06 or higher Wait for the message USB on the unit s...

Page 134: ...f the instrument see Chapter 15 4 In case the reset does not help call your Local Authorized Distributor or Svantek Service Office Should your SVANTEK professional measurement equipment need to be ret...

Page 135: ...iation in the icon line of the display Level Meter SLM or VLM 1 1 Octave S 1 1 or V 1 1 1 3 Octave S 1 3 or V 1 3 FFT S FFT or V FFT RT60 S RT60 STIPA S STI Chapter 3 2 Level Meter Measurement Functio...

Page 136: ...e type of the sound source used by the user two methods can be applied Impulse Response Method and Interrupted Noise Method Results are presented for 1 1 or 1 3 octave bands When the RT60 function is...

Page 137: ...vel Level of the reference signal generated by used calibrator Chapter 3 3 4 3 3 5 Calibration Result Measured by the instrument reference signal level without calibration factor correction Chapter 3...

Page 138: ...stantaneous value of a standard frequency weighted vibration acceleration velocity or displacement within the elapsed measurement time Appendix D D 1 2 D 2 2 Spl Sound Pressure Level the maximal value...

Page 139: ...D D 1 2 Ln Statistical Noise Levels the certain boundary level surpassed by the temporary noise level values in not more than nn of the observation period Ln are calculated on the base of 100ms Leq re...

Page 140: ...ndix D D 2 2 16 4 MEASUREMENT PARAMETERS Position Description Screen Reference Measurement Section of the Main Menu that enables selecting the measurement parameters in the screens General Settings Me...

Page 141: ...tector Linear or Exponential The IEC 61672 1 2013 standard requires Linear integration without time weighting however in some countries old regulation refers to the Exponential RMS integration with st...

Page 142: ...the profile Impulse Fast or Slow for sound results like Leq Lmax Lmin SEL LEPd Lden Spl Ltm3 and LTeq from 100ms to 10s for vibration results like RMS MAX Chapter 4 3 Appendix D D 1 2 Compensation Di...

Page 143: ...es in sound modes depend on the settings in the Compensation Filer screen and in both sound and vibration modes on the calibration factor Chapter 4 6 Appendix C High High linear operating range for th...

Page 144: ...trument continues checking the trigger condition every 0 5 mc During one measurement cycle the instrument performs as many 1 second integrations as many seconds the Integration Period consists and sto...

Page 145: ...he user can define ten statistical levels named from N1 to N10 to be calculated displayed and saved in the files together with the main results Chapter 4 9 Appendix D D 4 Timer Screen that enables con...

Page 146: ...d step or from 1 minute to 59 minutes with 1 minute step and up to 1 hour Chapter 4 4 1 Logger Name Position in the Logger Setup screen that enables defining the name of file in which Logger Results S...

Page 147: ...vel Threshold level of Source for triggering condition fulfilment Chapter 4 4 4 Pre Period of additional logging before triggering condition fulfilment Chapter 4 4 4 Post Period of additional logging...

Page 148: ...ing Slope Slope Level Level External Integr Period and Int Period Split If the instrument is waiting for the trigger condition which is checked with Trigger Period intervals the appropriate trigger ic...

Page 149: ...recording start for Integration Period every time the measurement starts Chapter 4 4 6 Source Measured result that is compared with the threshold level for triggering Level measured in the first prof...

Page 150: ...ge of 1 1 or 1 3 spectrum Depending on the function and mode of the instrument the frequency range can be selected for sound measurements Audio 31 5 16k Ultra 1 31 5k for 1 1 Octave and Audio 20 20k U...

Page 151: ...FFT spectra Chapter 11 2 4 RT60 Settings Screen that enables setting the reverberation time measurement parameters Start Delay Method Octave Freq Range Recording Time Time Step Averaging Noise Mar Log...

Page 152: ...hapter 12 2 Appendix E Time Step Time step of data registration sound pressure level in the file during RT60 calculations 2 5 10 20 50 100 ms Chapter 12 2 Appendix E Averaging Process of averaging of...

Page 153: ...13 4 4 Area Position enabling selecting the catalogue in the instrument memory which contains Source catalogues Chapter 13 4 4 Source Position that enables selecting the catalogue in the instrument me...

Page 154: ...11 Threshold Alarm condition type Alarm is generated if the selected result Leq Lpeak Lmax Lmin or sliding Leq for screens of 15 or 60 minutes exceeds the threshold level Chapter 4 11 Time Alarm cond...

Page 155: ...ation of one result in the upper part of the screen and three results in the lower part of the screen Chapter 5 1 3 1 Prof Logger view Mode of presentation of one result in the upper part of the scree...

Page 156: ...d Data view Presentation of the integrated raw decay curve Schroeder curve Chapter 12 5 Display Scale Screen that enables setting parameters of results presentation Scale Resolution Dynamics Grid and...

Page 157: ...ch will be presented on the display and colours of their plots Chapter 5 3 Spectrum View Screen that enables selecting of types of spectra for displaying Averaged Instantaneous Max Min NR and NC Chapt...

Page 158: ...cted in the Spectrum Type screen Chapter 10 3 4 11 3 4 Velocity Velocity spectrum which is displayed if it has been selected in the Spectrum Type screen Chapter 10 3 4 11 3 4 Displacement Displacement...

Page 159: ...e instrument power source status Chapter 7 2 Communication Ports Screen that enables configuring the instrument communication ports GPS and Serial Port RS232 or Bluetooth Chapter 7 3 External Power Sc...

Page 160: ...endix C Function Functionality of the Digital Out I O mode Trigger Pulse or Alarm Pulse Chapter 7 7 Appendix C Trigger Pulse Functionality of the Digital Out I O mode when digital signal used for trig...

Page 161: ...igital Out I O mode defining the threshold level of the result to be monitored during the measurement If the result is greater than the alarm level the instrument will generate the alarm signal in the...

Page 162: ...method of user verification by SIM card Depending on the SIM card several options are possible some of them are recognized by the modem none no verification required PAP CHAP MsChap Chapter 7 9 2 Sen...

Page 163: ...which a communication socket will be configured for data exchange between the remote host and the station Chapter 7 9 3 Registration Port Parameter of the Modem Connection screen defining the port num...

Page 164: ...enables configuring SMS service used for alarm notification Phone Number and Text Message Chapter 7 9 4 Phone Number Parameter of the SMS Option screen defining the phone number where the text messag...

Page 165: ...with SMPT server Chapter 7 9 5 Sender e mail Parameter of the E mail Settings screen defining e mail address from which the e mail message will be sent Chapter 7 9 5 Recipient e mail Parameter of the...

Page 166: ...ed and the relevant standards which the instrument fulfils Chapter 7 11 16 7 AUXILIARY PARAMETERS Name Description Screen Reference Auxiliary Setup Section in the Main Menu that enables customizing th...

Page 167: ...167 SVAN 977C User Manual Warnings Screen that enables activating warning messages which are to be displayed during the normal operation of the instrument Chapter 8 5...

Page 168: ...n order to programme the serial interface has to 1 send the function code 2 send an appropriate data file or 3 receive a data file The following basic input output transmission types called functions...

Page 169: ...iles i e results from the all profiles will be sent default value 1 2 or 3 one of the profile i e only results from the given profile will be sent rot rotation results rpm all rotations results will b...

Page 170: ...value in dB h LR2 rolling Leq 2nd result c the value in dB L nn statistic levels c the value in dB O NR result c equal to 131 means that NR result exceeds the maximum value for which is defined i e 13...

Page 171: ...counter MSB of the transmission counter data byte data byte Status Byte gives the information about the current state of the instrument D7 D6 D5 D4 D3 D2 D1 D0 where D7 0 means that overload does not...

Page 172: ...voltage Response format 7 UV x xx where x xx USB voltage in V 7 RZ Get state of the Remote Control mode Response format 7 RZ x where x 0 Off x 1 On 7 RZ x Set state of the Remote Control mode where x...

Page 173: ...D x Set windscreen compensation filter where x 0 Off x 1 On Response format 7 WD 7 DL Get day time limits Response format 7 DL x where x 0 day time limits is equal to 6h 18h x 1 day time limits is equ...

Page 174: ...where n statistical level index 1 10 xn statistical level of index n 1 99 Response format 7 SL 7 LR Get Rolling Leq time values Response format 7 LR x1 m x2 m where x1 rolling time 1st value 1 59 if s...

Page 175: ...x xx hardboot program version number 7 VB Get bootstrap program version Response format 7 VB x xx where x xx bootstrap program version number 7 IE Get IEPE current Response format 7 IE x where x 0 IE...

Page 176: ...Response format 7 RT 7 RT hh mm ss DD MM YYYY Set current real time clock and date settings where hh mm ss time DD MM YYYY date Response format 7 RT 7 TZ Get Time Zone Response format 7 TZ m where m T...

Page 177: ...te of the Results Not Saved warning where x 0 warning disabled x 1 warning enabled Response format 7 WS 7 WF Get state of the Ext Disk Free Space warning Response format 7 WF x where x 0 warning disab...

Page 178: ...onse format 7 FT x where x 1 SD card is not available x 1 FAT16 x 2 FAT32 x 3 FAT12 7 NS Get SD card number of sectors sector 512 bytes Response format 7 NS x where x number of sectors in case of x 1...

Page 179: ...rkers Response format 7 MR a1 a2 a3 a4 where a1 activity of the 1st marker 0 or 1 a2 activity of the 2nd marker 0 or 1 a3 activity of the 3rd marker 0 or 1 a4 activity of the 4th marker 0 or 1 7 MR n...

Page 180: ...14 5 y 0 Power On functionality disabled y 1 Power On functionality enabled the instrument will be switched on after reaching the threshold level VOn VOn switch on threshold in V from 6 5 to 15 0 note...

Page 181: ...offsetB offset the first byte to read an even number nB number of bytes to read an even number data binary data 1 D c this function returns the list of available disks in format D c disk1 disk2 disk3...

Page 182: ...irect Input V V0 Off V1 On Measurement function M M1 Level Meter M2 1 1 Octave M3 1 3 Octave M6 FFT Range R R1 Low R2 High Filter type in profile n in SLM mode F F1 n Z filter for profile n F2 n A fil...

Page 183: ...in profile n E6 n 5 0s detector in profile n E7 n 10 0s detector in profile n Logger type in profile n in VLM mode G Gx n x sum of the following flags 1 logger with Peak values in profile n 2 logger w...

Page 184: ...e results of 1 x OCTAVE analysis in logger s file in SLM mode b b0 switched Off b8 logger with Leq spectrum Filter type in 1 x OCTAVE or FFT analysis in VLM mode i i0 HP filter Storing the results of...

Page 185: ...gger step d dn n number in milliseconds 2 5 10 20 25 50 100 200 500 1000 dns n number in seconds 1 60 dnm n number in minutes 1 60 Logger Split Mode XA XA0 Off XA 1 Sync to the Integration Period XA15...

Page 186: ...before the fulfilment of the triggering condition XQ XQx x number of records saved in logger before the fulfilment of the triggering condition nn 0 50 Logger Triggering Number of records taken into a...

Page 187: ...ff Xo1 switched on Registration Mode GPRS Xw Xw0 switched off Xw1 normal Connection Request Packets Xw2 AS Address Server registration Xw3 Smart AS Address Server registration only if necessary Data P...

Page 188: ...Text Message GPRS XXb XXbxxxxx xxxxx up to 20 characters permitted characters 0 9 a z and _ Send SMS GPRS XXc XXc0 Off XXc1 On Send e mail GPRS XXk XXk0 Off XXk1 On E mail SMTP Address GPRS XXd XXdxx...

Page 189: ...er of the statistical analysis cf Table B 1 16 o header of the 1 x Octave analysis cf Table B 1 17 o header of the statistical analysis performed in 1 x Octave mode cf Table B 1 18 o header of the FFT...

Page 190: ...001A value 4 15 Reserved reserved Table B 1 2 File header Word number Name Comment 0 0xnn01 01 nn header s length 1 4 FileName name of the file 8 characters 5 reserved 6 CurrentDate file creation date...

Page 191: ...of calibration performed after the measurement cf App B 4 7 PostCalibrTime time of calibration performed after the measurement cf App B 4 8 PostCalibrFactor factor 100 dB of calibration performed aft...

Page 192: ...ent with RTC 0 switched off 1 synchronization to 1 sec 1 synchronization to 1 min 15 synchronization to 15 min 30 synchronization to 30 min 60 synchronization to 1 hour 14 LeqInt detector s type in th...

Page 193: ...de 0 Off 1 On VLM mode reserved 24 Compensation Filter SLM mode compensating filter for microphones 0 Off 1 Free Field 2 Diffuse Field 3 Outdoor Environment 4 Outdoor Airport VLM mode reserved 25 Volt...

Page 194: ...iles splitting time 1 off 0 1439 Time in minutes Valid only if SplitMode is equal 1440 Table B 1 7 MEASUREMENT TRIGGER parameters Word number Name Comment 0 0xnn2B 2B nn block s length 1 TriggerMode t...

Page 195: ...p is equal to logger time step cf Table B 1 21 Table B 1 9 Time domain signal recording parameters Word number Name Comment 0 0xnn31 31 nn block s length 1 RecordingMode mode 0 Off 1 Continuous 2 On T...

Page 196: ...ment 2 on trigger 2 TriggerMode trigger mode 0 Off 1 recording on trigger SLOPE 2 recording on trigger SLOPE 3 recording on trigger LEVEL 4 recording on trigger LEVEL 6 recording on trigger GRAD 7 rec...

Page 197: ...rd number Name Comment 0 0xnn2E 2E nn block s length 1 Mode mode 0 ANALOG OUT 1 DIGITAL IN 2 DIGITAL OUT 3 ANALOG IN 2 Function in case of DIGITAL IN 0 EXTERNAL TRIGGER in case of DIGITAL OUT 0 TRIG P...

Page 198: ...in the case of SLM mode Word number Name Comment 0 0xnn05 05 id nn block s length 1 0x0307 used_profile profile s mask 2 0xmm06 06 id mm sub block s length 3 DetectorP 1 detector type in the 1st prof...

Page 199: ...profile 0 IMPULSE 1 FAST 2 SLOW 16 FilterP 3 filter type in the 3rd profile 1 Z 2 A 3 C 5 B 17 BufferP 3 logger contents in the 3rd profile defined as a sum of 0 none 1 Peak 2 Max 4 Min 8 Leq 16 LR1...

Page 200: ...filter type in the 2nd profile 0 HP 1 HP1 2 HP3 3 HP10 4 Vel1 5 Vel3 6 Vel10 7 VelMF 8 Dil1 9 Dil3 10 Dil10 21 Wh 11 BufferP 2 logger contents in the 2nd profile defined as a sum of 0 none 1 Peak 2 P...

Page 201: ...ype of 3rd user filter 0 HIGHPASS 1 LOWPASS 2 BANDPASS 14 Rank 3 rank of 3rd user filter in the case of BANDPASS 4 in other cases 2 15 16 Lower pole 3 17 18 Upper pole 3 Table B 1 15 Marker parameters...

Page 202: ...rofile 5 ClassWidth 1 class width 100 dB in the first profile 6 0xmm0A 0A mm sub block s length 7 NofClasses 2 number of classes in the second profile 120 8 BottomClass 2 bottom class boundary 100 dB...

Page 203: ...of TOTAL values 8 SpectrumFilter Spectrum filter 0 HP 1 Z 2 A 3 C 5 B 9 SpectrumRMSDetector spectrum RMS detector type 0 LINEAR 1 FAST 2 SLOW 10 SpectrumBand spectrum band 0 FULL 1 AUDIO Table B 1 18...

Page 204: ...are approximate 0 40 kHz 1 20 kHz 2 10 kHz 3 5 kHz 4 2 5 kHz 5 1 25 kHz 6 625 Hz 7 312 Hz 8 156 Hz 9 78 Hz 13 Screen screen function 0 HANNING 1 RECTANGLE 2 FLAT TOP 3 KAISER BESSEL 14 ScreenFactor sc...

Page 205: ...fTMillisec 1000 3 4 BuffLength logger length bytes 5 6 RecsInBuff number of records in the logger 7 8 RecsInObserv number of records in the observation period equal to number of records in the logger...

Page 206: ...der range value in the 1st profile 18 ResultsFlags 1 results flags b1 if set to 1 overload occurred b5 b4 b3 type of the result Lden 000 Lden result is not available 001 Ld result 010 Le result 011 Ld...

Page 207: ...cle cf Table B 1 23 18 53 ResExtra 1 LeqLF value in 0 01 dB Table B 1 24 Main results in VLM mode saved in Summary Results Record Word number Name Comment 0 0xnn07 07 nn block s length 1 0x0307 used_p...

Page 208: ...3 2 P P value in the 3rd profile 100 dB 41 Result 3 3 Max value in the 3rd profile 100 dB 42 Result 3 4 reserved 43 Result 3 5 reserved 44 Result 3 6 RMS value in the 3rd profile 100 dB 45 Result 3 7...

Page 209: ...le s mask 3 4 N number of spectra per averaging 5 FFT i values of i th FFT line and Total results 100 dB Table B 1 28 Results of the statistical analysis in profiles saved in Summary Results Record Wo...

Page 210: ...m 1 Sub blockLength 2 NofClasses 2 242 2 3 Histogram nn 1 first counter for the last 1 x OCTAVE filter 4 5 Histogram nn 2 second counter for the last 1 x OCTAVE filter Table B 1 30 RPM results saved i...

Page 211: ...max wind speed distribution vector number of elements 17 NofWindD ir 17 NofWindD ir NofWindMax 1 WindMax i WindMax i value 10 m s 17 NofWindD ir NofWindMa x NofWindAvg avg wind speed distribution vect...

Page 212: ...RT60 averaged results Word number Name Comment 0 0x001C 1C id 00 block s length in the second word 1 BlockLength 7 N2_rt60_freq N1_rt60_freq 1 N_max_total 9 2 LowestFreq the lowest 1 3 OCTAVE frequen...

Page 213: ...meters cf Table B 1 9 Wave file recording parameters cf Table B 1 10 Extended I O parameters cf Table B 1 11 Special settings for profiles cf Table B 1 12 Table B 1 13 RTF parameters cf Table B 1 14 M...

Page 214: ...t from the second profile if the corresponding LOGGER position was active BufferP 2 in Table B 1 12 or Table B 1 13 up to six words are written SLM mode result1 Peak result depending on the value of B...

Page 215: ...f 1 x OCTAVE analysis was selected as the measurement function and the LOGGER was active SpectrumBuff in Table B 1 6 the sequence of words is written Octave 1 Octave 2 Octave Noct NTot where Octave i...

Page 216: ...0xggff 0xiihh 0xCAaa in which aa size of records bb cc dd ee ff gg hh ii 8 bytes name of wave file name B 2 1 6 Record with Summary Results The format of the data frame is as follows HS L optional D L...

Page 217: ...gWindSpeed average wind speed 10 m s 5 WindDirection wind direction for max wind speed 0xFFFF if direction is unavailable 6 MaxWindSpeed max wind speed 10 m s ignored if WindDirection is unavailable 7...

Page 218: ...THE SETUP FILE SvanPC file header cf Table B 1 1 File header cf Table B 1 2 Unit and software specification cf Table B 1 3 SETUP DATA cf Table B 1 34 File end marker cf Table B 1 35 B 4 DATE AND TIME...

Page 219: ...le SA 22 windscreen Accessories available SV 55 RS 232 interface for SVAN 977C SA 277C outdoor microphone kit SC 26 extension cable for SV 12L TNC plug to TNC socket SA 15 power supply unit Measured q...

Page 220: ...AS F LBS F LCS F LZS F LAeqT LBeqT LCeqT LAE LCpeak tint 2 s from to from to from to from to from to from to from to from to from to 31 5 Hz 23 80 25 103 25 117 30 120 23 80 25 103 25 117 26 83 50 120...

Page 221: ...672 1 2013 standard for the Class 1 C filter Table C 1 3 Self generated noise for different weighting filters Electrical Acoustical compensated Weighting filter Range A C Z A C Z Low 12 dB 12 dB 17 dB...

Page 222: ...7 36 120 36 134 39 100 71 137 500 Hz 36 133 36 136 36 137 42 137 36 133 36 136 36 137 39 136 71 140 1 kHz 36 137 36 137 36 137 42 137 36 137 36 137 36 137 39 140 71 140 4 kHz 36 138 36 136 36 136 42 1...

Page 223: ...of calibrator s sound pressure If the calibrator has a different sound pressure than 114 dB the calibration levels must be accordingly adjusted Microphone MK 255 prepolarised free field condenser micr...

Page 224: ...essary Environmental electrostatic and radio frequency criteria Effect of humidity 0 5 dB for 30 RH 90 at 40 C and 1000 Hz Effect of magnetic field 15 dB A or 25 dB Z for 80 A m and 50 Hz Effect of ra...

Page 225: ...effect Table C 1 1 SVAN 977C typical Free Field frequency characteristics and Case effect Frequency Typical MK 255 Free Field response Typical SVAN 977C Free Field response SVAN 977C Case effect Unce...

Page 226: ...0 09 0 25 613 06 0 02 0 13 0 11 0 25 630 96 0 00 0 11 0 11 0 25 649 38 0 02 0 13 0 11 0 25 668 34 0 05 0 17 0 12 0 25 687 86 0 04 0 19 0 15 0 25 707 95 0 02 0 17 0 15 0 25 728 62 0 04 0 16 0 12 0 25 7...

Page 227: ...0 28 0 25 2371 37 0 08 0 01 0 10 0 25 2440 62 0 12 0 35 0 24 0 25 2511 89 0 20 0 57 0 37 0 25 2585 23 0 21 0 38 0 17 0 25 2660 73 0 13 0 13 0 00 0 25 2738 42 0 16 0 11 0 27 0 25 2818 38 0 15 0 22 0 37...

Page 228: ...12 51 0 60 0 33 0 26 0 35 9172 76 0 76 0 54 0 21 0 35 9440 61 0 65 0 70 0 05 0 35 9716 28 0 57 0 44 0 13 0 35 10000 00 0 62 0 23 0 38 0 35 10292 01 0 58 0 61 0 04 0 35 10592 54 0 48 0 44 0 04 0 35 109...

Page 229: ...0 05 0 0 0 03 0 07 0 17 0 10 Uncertainty IEC 62585 0 35 0 35 0 35 0 35 0 35 0 35 0 35 0 35 0 35 0 35 0 35 0 35 dB Frequency Hz 1000 1250 1600 2000 2500 3150 4000 5000 6300 8000 10000 12500 16000 2000...

Page 230: ...230 SVAN 977C User Manual Appendixes The round charts show the directional characteristic and the charts below shows the errors for angles 250 Hz 315 Hz 400 Hz 500 Hz...

Page 231: ...231 SVAN 977C User Manual Appendixes 630 Hz 800 Hz 1000 Hz 1250 Hz 1600 Hz 2000 Hz...

Page 232: ...232 SVAN 977C User Manual Appendixes 2240 Hz 2500 Hz 2800 Hz 3150 Hz 3550 Hz 4000 Hz...

Page 233: ...233 SVAN 977C User Manual Appendixes 4500 Hz 5000 Hz 5600 Hz 6300 Hz 7100 Hz 8000 Hz...

Page 234: ...234 SVAN 977C User Manual Appendixes 8500 Hz 9000 Hz 9500 Hz 10000 Hz 10600 Hz 11200 Hz...

Page 235: ...1 01 1 31 1 31 1 28 3150 0 03 0 20 0 28 0 26 0 60 0 87 0 61 1 02 1 19 1 24 3550 0 06 0 07 0 19 0 20 0 26 0 50 0 65 0 55 0 91 0 91 4000 0 04 0 17 0 22 0 27 0 34 0 32 0 79 0 82 0 78 1 20 4500 0 03 0 06...

Page 236: ...7 24 6 70 7 19 6 10 11200 6 52 7 71 7 20 7 51 7 45 7 31 7 72 7 82 7 95 7 95 11800 7 25 7 73 7 54 7 83 7 95 6 85 8 51 8 13 8 26 7 01 12500 7 43 8 13 9 17 9 10 8 83 8 40 7 84 9 37 9 08 8 57 f Hz 200 21...

Page 237: ...0 05 2240 0 52 0 42 0 37 0 19 0 09 0 03 2500 0 28 0 61 0 61 0 36 0 15 0 04 2800 0 66 0 85 0 76 0 27 0 10 0 03 3150 0 65 0 53 0 21 0 21 0 14 0 02 3550 0 29 0 12 0 13 0 10 0 04 0 05 4000 0 57 0 31 0 34...

Page 238: ...2 0 07 0 20 354 81 0 05 0 03 0 08 0 20 365 17 0 05 0 03 0 08 0 20 375 84 0 05 0 03 0 08 0 20 386 81 0 05 0 03 0 08 0 20 398 11 0 05 0 03 0 08 0 20 409 73 0 05 0 03 0 08 0 20 421 70 0 04 0 04 0 08 0 20...

Page 239: ...28 0 24 0 04 0 20 1223 21 0 29 0 25 0 04 0 20 1258 93 0 30 0 26 0 04 0 20 1295 69 0 31 0 27 0 04 0 20 1333 52 0 33 0 28 0 05 0 20 1372 46 0 34 0 29 0 05 0 20 1412 54 0 35 0 3 0 05 0 20 1453 78 0 36 0...

Page 240: ...5 0 22 0 07 0 30 6878 60 0 15 0 19 0 04 0 30 7079 46 0 14 0 17 0 03 0 30 7286 18 0 17 0 15 0 02 0 30 7498 94 0 20 0 12 0 08 0 30 7717 92 0 15 0 1 0 05 0 30 7943 28 0 16 0 08 0 08 0 30 8175 23 0 17 0 0...

Page 241: ...8 0 88 0 30 Note For the conformance of acoustical tests the Microphone and Free Field compensations must be switched on and the Windscreen compensation must be switched off path Menu Measurement Comp...

Page 242: ...242 SVAN 977C User Manual Appendixes 250 Hz 315 Hz 400 Hz 500 Hz 630 Hz 800 Hz...

Page 243: ...243 SVAN 977C User Manual Appendixes 1000 Hz 1250 Hz 1600 Hz 2000 Hz 2240 Hz 2500 Hz...

Page 244: ...244 SVAN 977C User Manual Appendixes 2800 Hz 3150 Hz 3550 Hz 4000 Hz 4500 Hz 5000 Hz...

Page 245: ...245 SVAN 977C User Manual Appendixes 5600 Hz 6300 Hz 7100 Hz 8000 Hz 8500 Hz 9000 Hz...

Page 246: ...246 SVAN 977C User Manual Appendixes 9500 Hz 10000 Hz 10600 Hz 11200 Hz 11800 Hz 12500 Hz...

Page 247: ...3 4 83 8500 0 01 0 51 0 89 1 49 1 93 2 20 3 04 3 77 4 08 4 26 9000 0 03 0 30 0 62 0 88 1 20 2 04 2 69 3 33 4 60 5 23 9500 0 16 0 45 0 61 1 36 1 78 2 65 2 70 3 52 4 48 5 38 10000 0 10 0 55 0 75 1 29 1...

Page 248: ...7 0 45 0 41 0 50 0 32 2800 2 03 1 46 1 97 1 92 2 12 2 01 1 35 1 37 1 24 0 85 3150 1 75 1 11 1 81 1 81 1 85 1 77 1 20 1 12 1 05 0 58 3550 1 24 0 93 1 30 1 27 1 25 0 77 0 80 0 68 0 52 0 52 4000 1 63 1 0...

Page 249: ...s 31 5 Hz 63 Hz 125 Hz 250 Hz 500 Hz 630 Hz 800 Hz and 1000 Hz increases the low level of the linear operation range to 70dB for the frequency weighting A 2 For mechanical vibrations with an accelerat...

Page 250: ...250 SVAN 977C User Manual Appendixes...

Page 251: ...ntities in the vibration meter mode RMS PEAK P P and MAX Definitions for mentioned parameters are given in Appendix D Mounting for vibration tests The accelerometer can be connected with the VLM using...

Page 252: ...58 Hz Measured at the ref environmental conditions at 80 Hz sine signal Low from 10 mms 2 80 dB to 100 ms 2 160 dB High from 100 ms 2 100 dB to 354 ms 2 171 dB Linear measurement with the Vel1 filter...

Page 253: ...ensitivity 79 58 Hz Measured at the ref environmental conditions at 1 Hz sine signal Low from 248 m to 2 48 m High from 2 48 mm to 8 81 m Linear measurement with the Dil3 filter from 24 8 m to 880 mm...

Page 254: ...y according to the calibration chart Note Calibration procedure is given in Chapter 3 3 5 of the Manual Accelerometer input Connector TNC Impedance 40 k 100 pF typical Vibration transducers powering I...

Page 255: ...er change in environmental conditions is 1 minute Note When the instruments are moved from a warm environment with high humidity to a colder environment care should be taken not to produce condensatio...

Page 256: ...l spectrum Effect of humidity 0 5 dB for 30 RH 90 at 40 C and 1000 Hz Effect of radio frequency fields meets requirements of ISO 8041 1 2017 The greatest susceptibility the least immunity is achieved...

Page 257: ...edance 10 G 2 pF Note For the electrical conformance tests with the ST02 impedance the Microphone compensation must be switched off path Menu Measurement Compensation Note When 1 1 or 1 3 octave analy...

Page 258: ...n 2 where A is the upper limit for the sinusoidal signal in dB re1 V Example For the crest factor n 10 the upper limit is A10 120 dB re1 V Measurement frequency range 3 Hz 22 4 kHz with the Z filter...

Page 259: ...ectrostatic and radio frequency criteria see Chapter C 1 1 Antialiasing filter Built in antialiasing filter Second order analogue filter passive Class combined with on chip FIR digital filter of the a...

Page 260: ...VRMS Range High A weighting 7 VRMS B weighting 7 VRMS C weighting 7 VRMS Z weighting 17 6 VRMS C 3 2 1 1 and 1 3 octave filters 1 1 octave filters 16 filters with centre frequencies from 1 Hz to 31 5...

Page 261: ...261 SVAN 977C User Manual Appendixes 16 0 kHz 1 1 octave filter Audio Full band 8 0 kHz 1 1 octave filter 4 0 kHz 1 1 octave filter...

Page 262: ...262 SVAN 977C User Manual Appendixes 2 0 kHz 1 1 octave filter 1 0 kHz 1 1 octave filter 500 Hz 1 1 octave filter...

Page 263: ...263 SVAN 977C User Manual Appendixes 250 Hz 1 1 octave filter 125 Hz 1 1 octave filter 63 0 Hz 1 1 octave filter...

Page 264: ...264 SVAN 977C User Manual Appendixes 31 5 Hz 1 1 octave filter 16 0 Hz 1 1 octave filter 8 00 Hz 1 1 octave filter...

Page 265: ...265 SVAN 977C User Manual Appendixes 4 00 Hz 1 1 octave filter 2 00 Hz 1 1 octave filter 1 00 Hz 1 1 octave filter...

Page 266: ...y curve of the Ultra Band Summary curve of the Audio Full Band 1 3 octave filters 48 filters with centre frequencies from 0 8 Hz to 40 kHz base 10 meeting IEC 61260 1 2014 standard for Class 1 1 3 oct...

Page 267: ...AN 977C User Manual Appendixes 1 3 octave filters for 16 0 kHz 1 1 octave filter Ultra band 1 3 octave filters for 16 0 kHz 1 1 octave filter Audio Full band 1 3 octave filters for 8 0 kHz 1 1 octave...

Page 268: ...268 SVAN 977C User Manual Appendixes 1 3 octave filters for 4 0 kHz 1 1 octave filter 1 3 octave filters for 2 0 kHz 1 1 octave filter 1 3 octave filters for 1 00 kHz 1 1 octave filter...

Page 269: ...269 SVAN 977C User Manual Appendixes 1 3 octave filters for 500 Hz 1 1 octave filter 1 3 octave filters for 250 Hz 1 1 octave filter 1 3 octave filters for 125 Hz 1 1 octave filter...

Page 270: ...270 SVAN 977C User Manual Appendixes 1 3 octave filters for 63 0 Hz 1 1 octave filter 1 3 octave filters for 31 5 Hz 1 1 octave filter 1 3 octave filters for 16 0 Hz 1 1 octave filter...

Page 271: ...271 SVAN 977C User Manual Appendixes 1 3 octave filters for 8 00 Hz 1 1 octave filter 1 3 octave filters for 4 00 Hz 1 1 octave filter 1 3 octave filters for 2 00 Hz 1 1 octave filter...

Page 272: ...272 SVAN 977C User Manual Appendixes 1 3 octave filters for 1 00 Hz 1 1 octave filter Summary curve of the Ultra Band Summary curve of the Audio Full Band...

Page 273: ...quency 1 3 octave filters 1 3 octave filters Hz RT60 ms RT60 ms 50 550 63 500 150 80 370 100 250 125 210 70 160 160 200 130 250 110 40 315 90 400 80 500 60 20 630 50 800 40 1000 30 10 1250 20 1600 20...

Page 274: ...PLEMENTED BROADBAND DIGITAL FILTERS A filter Class 1 according to IEC 651 and IEC 61672 1 2013 A filter characteristics C filter Class 1 according to IEC 651 and IEC 61672 1 2013 C filter characterist...

Page 275: ...nual Appendixes B filter Class 1 according to IEC 651 B filter characteristics U filter Class 1 according to IEC 61012 1990 U filter characteristics AU filter Class 1 according to IEC 61012 1990 AU fi...

Page 276: ...s LF filter characteristic HP1 filter is used for the acceleration measurements the vibration signal in the frequency range from 1 Hz to 20 kHz HP1 filter characteristics HP3 filter is used for the ac...

Page 277: ...uency range from 10 Hz to 20 kHz HP10 filter characteristics Vel1 filter is used for the velocity measurements the vibration signal in the frequency range from 1 Hz to 20 kHz Vel1 filter characteristi...

Page 278: ...aracteristics VelMF filter is used for the evaluation of the state of the machines This filter is used for the measurements in the frequency range from 10 Hz to 1000 Hz and conforms with ISO 10816 Vel...

Page 279: ...0 kHz Dil3 filter characteristics Dil10 filter is used for the displacement measurements in the frequency range 1 Hz to 20 kHz Dil10 filter characteristics Wh filter is used for the assessment of the...

Page 280: ...280 SVAN 977C User Manual Appendixes HP filter is a High Pass filter HP filter characteristics HPE filter is a High Pass filter for the Ultra frequency band HPE filter characteristics...

Page 281: ...nd cards of this type are strongly recommended for use when the original card is going to be replaced MicroSD contact pad assignment outer view Table C 5 1 Pin out of the MicroSD contact Pin No Name D...

Page 282: ...operating time can decree depending on the batteries Instrument can be also powered from the external source e g SA 17A or car battery with the DC Voltage from 7 V to 16 V Voltage ripple should not e...

Page 283: ...e SV 55 interface It conforms to the EIA Standard RS 232C It enables the user to program remotely all instrument functions and the transmissions to and from the meter with the speed from 1200 bit s to...

Page 284: ...ncy Band 3 dB 0 02 Hz 40 kHz c Output Impedance 51 5 2 I O Mode Analog In future feature 3 I O Mode Digital In When the Ext Trigger function is activated the external triggering of the instrument may...

Page 285: ...ment result is greater than threshold value d Source setting selects source of measurement result to be compared with the threshold value One of three results sources may be selected Leq 1 Peak 1 Max...

Page 286: ...d on the user is encouraged to try to correct the interference by one or more of the following measures Reorient or relocate the receiving antenna Increase the separation between the equipment and rec...

Page 287: ...d Nominal 70 pF Supply current 2 mA 10 mA Supply voltage 22 V 28 V Bias voltage 12 VDC Output impedance Nominal 50 Charge discharge time constant start up time 1 sec typ Environmental Maximum vibratio...

Page 288: ...ee also Appendix F SA 277C Assembly Guide to learn how to assemble and disassemble the microphone outdoor kit Note Using SA 277C changes the frequency response and measuring ranges of SVAN 977C Please...

Page 289: ...mV Pa dB LAS F LBS F LCS F LZS F LAeqT LBeqT LCeqT LAE LCpeak tint 2 s from to from to from to from to from to from to from to from to from to 31 5 Hz 25 80 27 103 27 117 32 120 25 80 27 103 27 117 2...

Page 290: ...0 21 5463 87 1 95 298 54 0 02 1295 69 0 21 5623 41 2 13 307 26 0 02 1333 52 0 15 5787 62 2 01 316 23 0 03 1372 46 0 21 5956 62 2 31 325 46 0 01 1412 54 0 21 6130 56 2 35 334 97 0 03 1453 78 0 22 6309...

Page 291: ...817 52 0 12 3548 13 1 14 15399 27 5 26 841 40 0 13 3651 74 1 16 15848 93 5 29 865 96 0 14 3758 37 1 23 16311 73 5 66 891 25 0 11 3868 12 1 31 16788 04 5 85 917 28 0 10 3981 07 1 32 17278 26 6 17 944 0...

Page 292: ...sponse of SVAN 977C with SA 277C for 90 deg incidence angle Environmental Hz dB dB dB 251 19 0 06 0 04 0 02 258 52 0 06 0 04 0 02 266 07 0 08 0 05 0 03 273 84 0 08 0 05 0 03 281 84 0 07 0 05 0 02 290...

Page 293: ...34 0 22 0 24 0 02 687 86 0 15 0 25 0 11 707 95 0 17 0 27 0 10 728 62 0 23 0 28 0 05 749 89 0 25 0 29 0 05 771 79 0 23 0 31 0 08 794 33 0 25 0 32 0 07 817 52 0 28 0 33 0 06 841 40 0 29 0 35 0 05 865 96...

Page 294: ...89 0 49 0 58 0 09 2585 23 0 71 0 70 0 01 2660 73 0 86 0 83 0 03 2738 42 0 89 0 95 0 06 2818 38 1 28 1 08 0 20 2900 68 1 09 1 21 0 12 2985 38 1 47 1 33 0 14 3072 56 2 01 1 46 0 55 3162 28 1 87 1 58 0 2...

Page 295: ...3 35 0 44 8912 51 3 78 3 49 0 29 9172 76 3 57 3 58 0 02 9440 61 3 86 3 62 0 25 9716 28 4 38 3 57 0 81 10000 00 3 56 3 46 0 10 10292 01 2 77 3 33 0 55 10592 54 2 69 3 23 0 53 10901 84 2 57 3 24 0 67 11...

Page 296: ...258 52 0 04 0 04 0 00 0 25 266 07 0 08 0 05 0 04 0 25 273 84 0 10 0 05 0 05 0 25 281 84 0 08 0 05 0 03 0 25 290 07 0 02 0 05 0 03 0 25 298 54 0 02 0 06 0 08 0 25 307 26 0 04 0 06 0 10 0 25 316 23 0 04...

Page 297: ...0 25 749 89 0 38 0 29 0 09 0 25 771 79 0 36 0 31 0 05 0 25 794 33 0 39 0 32 0 07 0 25 817 52 0 40 0 33 0 06 0 25 841 40 0 43 0 35 0 08 0 25 865 96 0 48 0 36 0 12 0 25 891 25 0 46 0 38 0 08 0 25 917 2...

Page 298: ...54 0 25 2900 68 0 28 1 21 0 93 0 25 2985 38 0 61 1 33 0 72 0 25 3072 56 1 17 1 46 0 29 0 25 3162 28 0 97 1 58 0 61 0 25 3254 62 0 83 1 69 0 86 0 25 3349 65 1 04 1 80 0 77 0 25 3447 47 0 97 1 91 0 94...

Page 299: ...28 0 80 3 57 2 78 0 35 10000 00 0 20 3 46 3 67 0 35 10292 01 1 08 3 33 4 41 0 35 10592 54 1 21 3 23 4 43 0 35 10901 84 1 42 3 24 4 66 0 35 11220 18 0 45 3 42 3 87 0 35 11547 82 0 37 3 80 3 43 0 35 118...

Page 300: ...e Airport filter Table C 7 9 Self generated noise for different weighting filters Electrical Acoustical compensated Weighting filter Range A C Z A C Z Low 15 dB 14 dB 20 dB 17 dB 19 dB 24 dB High 25 d...

Page 301: ...38 37 136 37 136 40 141 72 139 8 kHz 37 136 37 134 37 134 42 137 37 136 37 134 37 134 40 139 72 137 12 5 kHz 37 132 37 131 37 131 42 137 37 132 37 131 37 131 40 135 72 134 Free Field Frequency respons...

Page 302: ...68 0 00 0 09 0 09 459 73 0 05 0 10 0 05 473 15 0 06 0 10 0 04 486 97 0 06 0 11 0 04 501 19 0 09 0 11 0 02 515 82 0 13 0 12 0 02 530 88 0 17 0 12 0 05 546 39 0 15 0 13 0 02 562 34 0 12 0 14 0 02 578 76...

Page 303: ...0 55 0 01 1727 83 0 59 0 54 0 05 1778 28 0 59 0 53 0 06 1830 21 0 54 0 51 0 02 1883 65 0 61 0 50 0 12 1938 65 0 44 0 47 0 03 1995 26 0 34 0 44 0 10 2053 53 0 45 0 41 0 04 2113 49 0 27 0 37 0 10 2175...

Page 304: ...3 6493 82 0 66 0 58 0 08 6683 44 0 59 0 57 0 02 6878 60 1 24 0 58 0 65 7079 46 1 11 0 61 0 50 7286 18 1 00 0 65 0 35 7498 94 1 11 0 68 0 42 7717 92 1 08 0 71 0 38 7943 28 1 28 0 72 0 57 8175 23 1 18 0...

Page 305: ...01 18302 06 8 36 0 81 9 17 18836 49 8 81 2 83 11 63 19386 53 9 59 5 70 15 29 19952 62 9 82 9 41 19 23 Case effect of SA 277C 0 deg incidence angle Table C 7 13 SA 277C case effect 0 deg incidence angl...

Page 306: ...0 06 0 10 0 04 0 25 473 15 0 06 0 10 0 04 0 25 486 97 0 06 0 11 0 05 0 25 501 19 0 09 0 11 0 02 0 25 515 82 0 16 0 12 0 04 0 25 530 88 0 22 0 12 0 09 0 25 546 39 0 15 0 13 0 02 0 25 562 34 0 10 0 14...

Page 307: ...0 54 0 06 0 25 1778 28 0 53 0 53 0 00 0 25 1830 21 0 44 0 51 0 08 0 25 1883 65 0 59 0 50 0 09 0 25 1938 65 0 36 0 47 0 11 0 25 1995 26 0 29 0 44 0 15 0 25 2053 53 0 45 0 41 0 04 0 25 2113 49 0 31 0 3...

Page 308: ...72 0 35 6683 44 0 04 0 57 0 61 0 35 6878 60 0 37 0 58 0 21 0 35 7079 46 0 45 0 61 0 16 0 35 7286 18 0 15 0 65 0 50 0 35 7498 94 0 37 0 68 0 32 0 35 7717 92 0 19 0 71 0 52 0 35 7943 28 0 64 0 72 0 08 0...

Page 309: ...rrections compensated case effect dB Frequency Hz 20 25 31 5 40 50 63 80 100 125 160 200 250 315 400 500 630 800 Correction factors 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 12 0 16 0 04 0 19 0 13...

Page 310: ...310 SVAN 977C User Manual Appendixes Below the directional characteristics for 90 degree and tolerances for 90 degree and 0 degree incidental angles are presented...

Page 311: ...311 SVAN 977C User Manual Appendixes 250 Hz 315 Hz 90 deg 0 deg 90 deg 0 deg 400 Hz 500 Hz 90 deg 0 deg 90 deg 0 deg...

Page 312: ...312 SVAN 977C User Manual Appendixes 630 Hz 800 Hz 90 deg 0 deg 90 deg 0 deg 1000 Hz 1250 Hz 90 deg 0 deg 90 deg 0 deg...

Page 313: ...313 SVAN 977C User Manual Appendixes 1600 Hz 2000 Hz 90 deg 0 deg 90 deg 0 deg 2240 Hz 2500 Hz 90 deg 0 deg 90 deg 0 deg...

Page 314: ...314 SVAN 977C User Manual Appendixes 2800 Hz 3150 Hz 90 deg 0 deg 90 deg 0 deg 3550 Hz 4000 Hz 90 deg 0 deg 90 deg 0 deg...

Page 315: ...315 SVAN 977C User Manual Appendixes 4500 Hz 5000 Hz 90 deg 0 deg 90 deg 0 deg 5600 Hz 6300 Hz 90 deg 0 deg 90 deg 0 deg...

Page 316: ...316 SVAN 977C User Manual Appendixes 7100 Hz 8000 Hz 90 deg 0 deg 90 deg 0 deg 8500 Hz 9000 Hz 90 deg 0 deg 90 deg 0 deg...

Page 317: ...317 SVAN 977C User Manual Appendixes 9500 Hz 10000 Hz 90 deg 0 deg 90 deg 0 deg 10600 Hz 11200 Hz 90 deg 0 deg 90 deg 0 deg...

Page 318: ...1 0 03 1000 0 25 0 24 0 24 0 23 0 21 0 17 0 13 0 07 0 01 0 03 1250 0 16 0 16 0 14 0 12 0 13 0 16 0 16 0 12 0 05 0 07 1600 0 03 0 01 0 03 0 05 0 09 0 17 0 19 0 15 0 04 0 02 2000 0 52 0 50 0 44 0 35 0 2...

Page 319: ...1 38 1 69 1 14 1 98 2 39 2 35 1 70 4500 0 94 1 26 1 47 1 68 1 67 1 67 1 62 2 13 2 08 1 29 5000 0 29 1 13 1 23 1 36 1 43 1 30 2 09 2 44 2 40 1 52 5600 0 28 0 93 1 66 2 24 2 45 2 45 2 83 3 56 3 56 2 28...

Page 320: ...0 95 0 79 f Hz 300 310 310 320 320 330 330 340 340 350 350 360 250 0 03 0 02 0 01 0 02 0 04 0 06 315 0 10 0 08 0 06 0 04 0 02 0 01 400 0 07 0 05 0 03 0 02 0 01 0 02 500 0 04 0 03 0 01 0 02 0 03 0 04 6...

Page 321: ...30 EU Standards EN 61326 1 2006 Measurement equipment EMC emission and immunity Directive Radio and Telecommunication Directive RTTE 1999 5 EC Standards art 3 1a SAFETY EN 61010 1 2010 Information te...

Page 322: ...e constant in seconds for the given time weighting Three time constant are available Slow 1000 ms Fast 125 ms Impulse 35 ms but on falling values a longer time constant of 1500 ms is applied W Frequen...

Page 323: ...ighted sound pressure level for the last second of the measurement 2 0 2 W 1 p t p max log 10 Spl T Lmax Maximal value of the time weighted sound pressure level for current time period of the measurem...

Page 324: ...rm Ln Statistical level is the certain boundary level surpassed by the temporary noise level values in not more than n of the observation period Example Let us assume that L35 is equal to 76 8 dB It m...

Page 325: ...quency content of the noise NR is calculated if 1 1 Octave function is active To calculate the NR value the noise level in each 1 1 octave band from 31 5Hz to 8kHz is compared to the NR curves for eac...

Page 326: ...neous frequency weighted signal with the weighting filter W t aW instantaneous frequency and time weighted signal with the weighting filter W and time constant calculated from the equation t t d e a 1...

Page 327: ...where i t time intervals in which the noise level L L L t L k k occurs L so called class interval or distribution class of the series P total observation period In case when the class interval approac...

Page 328: ...al cursor and find out the crossing point between the cumulative density function and the cursor In the instrument the user can determine 10 statistical levels from L01 to L99 1 step of observation pe...

Page 329: ...s and depend upon the size of the room and the nature of the materials used in its construction The graphs below present the reverberation time nature in the case when only one frequency is emitted Fi...

Page 330: ...RT 60 REVERBERATION TIME EDT early decay time The EDT decay curve region is pointed out by markers t1 and t3 cf Fig 2 It is checked whether the selected decay curve region has proper dynamics for the...

Page 331: ...ed with 30 dB dynamics The RT 30 decay curve region is pointed out by markers t1 and t4 cf Fig 4 It is checked whether the selected decay curve region has proper dynamics to the RT 30 calculation L1 L...

Page 332: ...al parameter of the omnidirectional sound source is emitted sound pressure level as it was mentioned in the beginning of the appendix The graphical illustration of the data recording in this method is...

Page 333: ...ws that the proper setting of the Recording Time value is very important The registration time has to be long enough to acquire sufficient number of background noise level values In other case the dec...

Page 334: ...he beginning of the decay region In the SVAN xxx instruments this time is equal to the Time Step path Menu Measurement RT60 Settings parameter value multiplied by 50 The time between markers ttrig and...

Page 335: ...pper cone 6 microphone protecting tube 7 anti bird spikes 8 windscreen SA 209 9 desiccator not included 10 M5x10 hex socket raised screw 11 washer 12 bottom 13 thread adapter not included Tools K 3mm...

Page 336: ...336 SVAN 977C User Manual Appendixes O ring gasket locations inside...

Page 337: ...337 SVAN 977C User Manual Appendixes F 2 ASSEMBLY OF SA 277C 1 Secure preamplifier A with the dummy microphone 2 and connect the cable C 2 Pull tube 1 over the cable...

Page 338: ...mp halves 4 to the connector and insert O ring gasket 3 on the lightning signed place 4 Apply the upper conical part 5 on the preamplifier Note Do not use preamplifier without the dummy microphone It...

Page 339: ...339 SVAN 977C User Manual Appendixes 5 Screw the tube on the cone by rotating the tube so as to not twist the cable 6 Replace the dummy microphone 2 with the microphone cartridge B...

Page 340: ...40 SVAN 977C User Manual Appendixes 7 Calibrate the complete system using SVANTEK acoustic calibrator 8 Install the microphone protection tube 6 Use the Allen key K as a pin at protecting tube orifice...

Page 341: ...341 SVAN 977C User Manual Appendixes 9 Mount windscreen 8 and the anti bird spikes 7 10 Slide the desiccator 9 inside the tube...

Page 342: ...Place the cable in the slot and connect the bottom part 12 by three screws 10 with washers 11 Use the Allen key K 12 Mount the completed system on the dedicated tripod or pole Use thread adapter 13 i...

Page 343: ...n damage the surface Color of the silica gel used in the desiccator part 9 when it is dry is amber If color of the silica gel turns light grey it means that the gel is soaked wetted and the desiccator...

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