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SVAN 977 - Inteccon

1. Saving setup files OSLM 18 34 OSLM 18 44 It is possible to save only current instruments settings To save current settings in the setup file the user has to press lt ENTER gt on the highlighted position Save Setup and to edit the setup file name in the special window A maximum of up to 8 characters can be used to name a setup lt ENT gt OSLM 18 54 Loading setup files OSLM 18 46 To load settings saved in the setup folder the user has to press lt ENTER gt on the highlighted file Then the user should confirm the loading in the opened window by pressing the lt ENTER gt push button lt ENT gt SVAN 977 USER S MANUAL 49 8 SETTING OF THE INSTRUMENT PARAMETERS Instrument CISLM 11 21 The Instrument list contains different sub EISLM 11 03 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 lt Menu gt push button select the Instrument position and press lt ENTER gt lt ENT gt The Instrument list is used for setting the various parameters which are primarily dedicated to control of the instrument hardware and contains the following items Battery enables the user to get information about current power source IEPE Current enables the user to choose the correct IEPE current supply Keyboard Settings enables the user to set the operating mode of the lt Shift gt and th
2. SVAN 977 USER S MANUAL 52 Active level selection of the digital output signal COSLM 12 51 The Active Level position enables the user to select which level of the Digital Out signal should be treated as a valid one negative or positive logic Low Alarm ae ig or High TREE Current 100 0dB Source signal selection for the alarm pulse generation OSLM amp 12 52 The Source position enables the user to select the measurement result Digital Out which level should be checked If the measured result level is greater than Alarm Pulse selected alarm level the instrument will generate alarm signal on the I O socket The measurement results from the first profile PEAK 1 SPL 1 Current Max 1 or LEQ 1 can be used for the purpose described above 100 0dB Selection of the alarm source type OSLM 12 52 The Source Type position enables the user to select the type of alarm Digital Out source Available types are Current and Periodic Alarm pie ow LEQ 1 Periodic 100 0dB Alarm level selection on the digital output of I O CSLM 12 52 The Alarm Level enables the user to set the level of the result to be Digital Out monitored during the measurements If the result is greater than the one set Alarm Pulse in this line the instrument will generate the alarm signal in the selected oct logic The available levels are within the range 30 0 dB 140 dB Current The Alarm Level current value can be decreased increased by 0 1 dB by
3. 23 04 CISLM 23 04 Single 00 00 03 Mar In order to set date the user has to select its position by means of the lt 4 gt lt gt and lt gt lt Y gt push button and then press lt ENTER gt SVAN 977 USER S MANUAL Selecting the period between two OISLM23 05 consecutive measurements starts Multiple The Repetition position is displayed when na Mae the Multiple mode is selected This parameter can be programmed in the range from 00 00 up to 96 00 The required date can be selected in a special window which is opened by means of the lt f gt lt gt push buttons when the Repetition text is displayed inversely in the Timer sub list 24 00 38 In order to set the proper value the user has to select hours or minutes pressing the lt 4 gt lt gt push buttons and then pressing the lt gt lt Y gt push buttons to select the proper value Notice The instrument s Timer function can be used for multiple measurements at the programmed day and time with the selected repetition number The first switch on of the instrument must be within one month ahead Make sure that the RIC is set correctly before trying to set a value for a delayed Start Stop Timer Notice Make sure that there is sufficient power available for the instrument to carry out the required measurement when it wakes up and starts the recording 5 11 Description of an example timer function executio
4. aes Memory Serial Card USB Zop 11 SVAN 977 USER S MANUAL 1 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 or the proper vibration transducer and to switch the power on by pressing the lt Alt gt and lt Start Stop gt push buttons at the same time Hold both buttons down for 1 or 2 seconds and release to switch on 3 1 Basis of the instrument s control The instrument is controlled by means of nine push buttons on the keyboard Using these push buttons the user can access all available functions and change the value of all available parameters The functions are placed in a system of lists and sub lists The instrument s menu consists of different type of windows which include main menu list sub menu list option list parameter list text editor window information window and file manager window with file command list Main menu OSLML 22 05 The main list contains the headers of six lists which also contain sub lists or positions elements The main list is opened after pressing the lt Menu gt push button This list contains the following sub lists Function Measurement Display File Instrument and Auxiliary Setup Recent Items list Double pressing the lt Menu gt push button opens the list of recently accessed menu items This enables the user to access the most frequently used lists quic
5. 125Hz 250Hz 500Hz 1 00kHz 2 00kHz 4 00kHz 8 00kKHz 16 0kHz Available values of the Source parameter for the 1 3 Octave mode Leq 1 RMS 1 125Hz 160Hz 200Hz 250Hz 315Hz 400Hz 500Hz 630Hz 800Hz 1 00kHz 1 25kHz 1 60kHz 2 00kHz 2 50kHz 3 15kHz 4 00kHz 5 00kHz 6 30kHz 8 00kHz 10 0kHz 12 5kHz 16 0kHz 20 0kHz Level of the triggering signal The level of the triggering signal for the logger Level can be set with 1 dB steps in the range from 24 dB to 136 dB in sound modes and from 64dB 1 585mm s2 to 176dB 631 m s2 in vibration modes The Level value of the triggering signal for the logger refers to the instantaneous value of the RMS result from the first profile calculated during the period depending on selected Detector 1 path lt Menu gt Measurement Profiles Pre and post trigger recording In the Pre line the number of the results recorded in the logger s file before the fulfilment of the triggering condition can be set This number is within the limits 0 50 In the Post line the number of the results recorded in the loggers file after the fulfilment of the triggering condition can be set This number is within the limits 0 200 The period of the measurements that are saved in the logger before or after the fulfilment of the triggering condition can be calculated by multiplying the value set in the Pre or Post positions by the value set in the Logger Step position path lt Menu gt Mea
6. or Vibration measurements refers to the Vibration Meter modes and the appropriate functions dedicated for the measurement and analysis of the vibration signal Level Meter 1 1 Octave 1 3 Octave FFT 4 2 Measurement functions of the instrument Measurement Function The main function of the instrument is the measurement of Sound pressure or Vibration broad band level Level Meter The Sound Level Meter SLM function provides the user with functions meeting the standard IEC 61672 2002 for Type1 accuracy and the Vibration Level Meter VLM meeting the standard ISO 8041 2005 The instrument can also be used for medium to the long term acoustic monitoring using the huge capacity data logger in which all the measurement results are stored The user may also use 1 1 and 1 3 real time octave band frequency analysis functions These functions extend the main Level Meter functions of the instrument because the selected 1 1 and 1 3 octave analysis is performed together with all calculations of Level Meter functions In order to select the required function the OSLM 03 38 user has to enter the Measurement Function list After entering the Measurement Function list the set of the available functions appears on the display Level Meter 1 1 Octave 1 3 Octave and FFT in case of Sound modes The currently active function is marked lt ENT gt Notice The type of measurement function and the measurement mode is displayed in the upper line
7. For the Sound Level Meter the following display modes are available OVLM 19 32 x Logger and Statistics For the Vibration Level Meter only the Logger display mode is available One Profile presentation mode The One Profile mode is always available in all measurement modes The display with the measurement result in one result mode is presented here SVAN 977 USER S MANUAL 40 Field description of the One Profile view Logger file name Profile number The value of the measured function The name of the implemented filter Z A C B in the case of Sound measurements or HP HP1 HP3 HP10 Vel1 Vel3 Vel10 VeIMF Dil1 Dil3 Dil10 in the case of Vibration measurements 5 Detector time constant in the case of Sound measurements when the detector is exponential Imp Fast Slow or Lin when the detector is linear and in the case of Vibration measurements 100 ms 125 ms 10 0 s 6 Units of the measured value 7 Function name Spl Leq Sel LEPd Ltm3 Ltm5 LN Ovi Peak Max Min in the case of Sound measurements or RMS Ovl Peak P P MTVV in the case of Vibration measurements 8 Elapsed time shows the current second of the measurement The value presented there belongs to the range 1 Integration Period AUN Notice In the case the RMS Integration is linear path lt Menu gt Measurement General Settings RMS Integration Lin for the Leq Sel Le LEPd and LN results Lin Text
8. M SVAN 977 USER S MANUAL Scaling the vertical axis The Dynamic position enables the user to select the required dynamic range scaling of the spectrum presentation It is possible to select the range from the set 10dB 20dB 40dB 80dB 100dB and 120dB Switching the grid on off The Grid enables the user to switch on or off the horizontal grid lines in the spectrum presentation mode OV 171 11 30 Log 120dB M CV 171 12 08 OV 171 121 7 Log 120dB 62 OVv 17112 00 Log 80dB M C1V 171 12 01 OV 171 12 18 xoOo 01 11 10 Setting the parameters of the spectrum presentation Spectrum View The user can select the different spectra to be visible on the display in the Spectrum View window path lt Menu gt Display Spectrum View In the Spectrum View window the following spectrum types may be selected Averaged Instantaneous Max or Min When the Averaged or Instantaneous spectrum is selected the user can additionally switch on or off the presentation of the Max and or Min values for every displayed spectrum band by placing or replacing the special character in the displayed inversely line with the Max or Min text by means of the lt 4 gt lt gt gt push buttons C V 171 16 02 OV 171 1417 Averaged M x lt ENT gt eOlV 171 15 41 Averaged lt lt SVAN 977 USER S MANUAL 63 11 11 Selection of the Spectrum Type in Vibration mode Spectrum Ty
9. The displayed text is scrolled on the display after pressing lt gt and lt Y gt lt ENT gt department or official representative in case of any problems faced by the user during the Notice The contents of the Unit Label window should be always sent to Svantek s service instrument s normal operation in the field SVAN 977 USER S MANUAL 9 AUXILIARY SETTINGS Auxiliary Setup The Auxiliary Setup list contains positions directly related with sound or vibration measurements and not related with the hardware components of the instrument In order to open the Auxiliary Setup list the user has to press the lt Menu gt push button select the Auxiliary Setup text and press lt ENTER gt In the Auxiliary Setup list the following items are available 54 CISLM 14 03 CISLM 14 03 lt ENT gt Language enables the user to select the language of the user interface Factory Settings enables the user to return to the default factory settings Reference Levels enables the user to select the reference level for the Vibration measurements and it informs the user about the reference level in the Sound measurements User Filters enables the user to select and set the correcting values for all real time and the 1 1 and 1 3 octave filters This position appears only with 1 1 Octave and 1 3 Octave functions Vibration Units enables the user to select the Vibration units in which the results of the measurements a
10. means of the lt 4 gt lt gt push buttons The step can be decreased increased up to 1 dB after simultaneously pressing the lt 4 gt lt gt push buttons together with lt Shift gt 8 5 Setting the parameters of the serial interface Serial Port CISLM 12 54 The RS232 position enables the user to programme the RS 232 interface transmission speed Baud Rate and to set the time limit during which the communication operation should be performed Time Out 115200 1s lt ENT gt Setting the transmission speed of the serial interface The RS 232 interface transmission Baud Rate speed can be selected from the following available values 1200 bits second 2400 bits s 4800 bits s 9600 bits s 19200 bits s 38000 bits s 57600 bits s or 115200 bits s The selection is made by means of the lt 4 gt lt gt gt push buttons The SVAN 977 USER S MANUAL 53 setting here should be the same as the connected instrument or computer to ensure successful data transfer The other RS 232 transmission parameters are fixed to 8 bits for data No parity amp 1 Stop bit Setting time limit for the performance of serial interface operation The default value of the parameter Time Out is equal to one second but this may be too short for the printers which may not be fast enough In such cases the Time Out parameter may have to be increased to a higher value 8 6 Programming th
11. triggering condition time of the recording can be calculated by 0 OmO00s multiplying the value set in the Pre by the time period taken from the Logger Step path lt Menu gt Measurement Logging Logger Setup e all measurement results up to the moment the triggering signal falls lt Y gt below the Level e the results recorded directly after the fulfilment of the triggering CISLM 22 42 condition time of the recording can be calculated by multiplying the LEVEL value set in the Post by the time period taken from the Logger Step 16048 path lt Menu gt Measurement Logging Logger Setup O OmOOs O OmOOs Trigger Source selection When the Level Meter 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 RMS detector coming from the first profile which is denoted here as Leq 1 for the SLM Mode or RMS 1 for the VLM Mode This position does not become active it is shown greyed out and the text stated here remains unchanged After pressing the lt V gt push button the Source line is skipped SVAN 977 USER S MANUAL When the 1 1 Octave or 1 3 Octave mode is chosen it is possible to use the RMS band pass value of the 1 1 octave or 1 3 octave spectrum filters with appropriate central frequency as a source of the triggering signal for the logger Available values for the Source parameter for the 1 1 Octave mode Leq 1 RMS 1
12. HP10 Vel1 Vel3 Vel10 VeIMF Dil1 Dil3 Dil10 and Wh weighting filters SVAN 977 USER S MANUAL 7 1 1 Octave and 1 3 Octave real time analysis 15 filters with centre frequencies 1 Hz 16 kHz Type 1 lIEC 1260 and 45 filters with centre frequencies 0 8 Hz 20 kHz Type 1 IEC 1260 Advanced Data Logger including spectrum logging on the micro SD card providing almost unlimited logging capacity Time domain waveform signal recording option Advanced trigger and alarm functions USB 1 1 Client interface real time PC front end application supported RS 232 interface Integration time programmable up to 24 h Power supply by four AA rechargeable or standard batteries Hand held light weight and robust case Easy to use with menu driven user interface Accessories included SV 7052 prepolarised 1 2 microphone with nominal sensitivity 35 mV Pa SV 12L microphone preamplifier with IEPE power supply SA 22 foam windscreen SC 16 USB 1 1 cable four AA alkaline batteries SvanPC download and viewing software for Windows 2000 XP Vista Win 8 operating systems SV 7052 Accessories available SA 17A external battery pack using 6 x AA batteries SA 43 carrying case for SVAN 95x and accessories lightweight SA 79 carrying case for SVAN 9xx and accessories waterproof SA 47 carrying bag for SVAN 95x and accessories fabric material SV 55 RS 232 option for the SVAN 955 SV 80 general purpose vibration acc
13. High and OISLM E122 58 HISLME123 00 Low The detailed description of the fish measurement ranges parameters is given in App C After pressing the lt ENTER gt push button the change is confirmed and the window closes Press the lt ESC gt push button to return to the Measurement list ignoring any changes made in the sub list lt gt SVAN 977 USER S MANUAL 36 5 8 Exposure time setting Exposure Time The Exposure Time enables the user to HISLME120 33 set the desired value of the workday exposure time that is used for the calculation of LEPd cf App D for the definitions of the functions This sub list is available only in the sound mode lt ENT gt The Exposure Time values are within the range 00h01 08h00 The required value can be set using the lt 4 gt lt gt gt push buttons after each button press the exposure time is decremented incremented by one minute The step can be decremented incremented in 30 minute steps by pressing the lt 4 gt lt gt push buttons together with lt Shift gt 5 9 Setting ten statistical levels Statistical Levels The Statistical Levels position is available only in the case of the Sound Meter modes In the Statistical Levels window it is possible to define ten statistical levels named from N1 to N10 to be calculated displayed and saved in the files together with the main results lt ENT gt The default statistical levels have the followin
14. MTVV in the case of vibration measurements Advanced time history logging for each profile provides complete information about the measured signal using the external SD card fitted in the bottom of the meter and can be easy downloaded to any PC using the USB interface and SvanPC software Spl Leg Sel Lden LEPd Ltm3 Ltm5 LN LR15 LR60 Ovl Peak Max n Min Ovl P PAII required weighting filters e g A B C Z in case of sound measurements and Wh in case of vibration measurements including the latest ISO 2631 1 amp 2 standard are available with this instrument The general Vibration measurements like acceleration velocity and displacement and HVM meeting ISO 8041 2005 standard are also available Using the computational power of its digital signal processor the SVAN 977 instrument can simultaneously to the meter mode perform the real time 1 1 Octave or 1 3 Octave analysis including calculations of 10 x LN Statistical levels INTRODUCTION Time domain waveform signal recording on the external SD card is available as an option and advanced trigger and alarm functions are available in the standard version of this instrument A fast USB 1 1 interface 12 MHz creates a real time link for the PC front end application of the SVAN 977 instrument With the use of optional interfaces RS 232 the instrument can be remotely controlled from the PC The measurement results can be downloaded to PC using all the interfaces mentioned ab
15. and Rechargeable SVAN 977 USER S MANUAL 50 8 2 Selection of the IEPE current supply IEPE Current The IEPE Current position enables the CISLM 11 47 user to choose the correct IEPE current supply In addition to selecting IEPE Off two further options are available 1 5 mA and 4 5 mA Select the appropriate IEPE current supply to most closely match the requirements of the connected input source 8 3 Selection of keyboard modes Keyboard Settings The Keyboard Settings position enables OSLMEN11 48 et the user to programme the operation mode Direct of the lt Shift gt lt Alt gt and lt Start Stop gt Direct push buttons The default settings are Direct for both items shown on the display screen lt Shift gt lt Alt gt push button mode In the Shift Alt position the user can choose between 2nd Fun and Direct OSLM 11 26 When the Direct option is selected the lt Shift gt and lt Alt gt push buttons operate as in the keyboard of a computer in order to achieve the desired result the second push button has to be pressed at the same time as lt Shift gt lt Alt gt When the 2nd Fun option is selected the lt Shift gt lt Alt gt push buttons operate in sequence with the other one This enables the user to use only one hand to operate the instrument 2nd Fun Direct lt Start Stop gt push button working mode selection CSLM 11 27 In the Start Stop position the user can choose between Direct a
16. appears on the display instead of Imp Fast or Slow detector time constant Notice There is no displayed indication of the detector in the case of Peak and Ovl results CISLM 20 26 x00 01 Changing the field content The content of some fields can be changed after pressing the lt 4 gt and lt gt push buttons together with lt Alt gt lt Alt gt gt Changing the active fields The change of the active field is made by pressing the lt 4 gt lt gt horizontal push buttons Changing the presentation mode The presentation mode is changed after pressing the lt gt or lt Y gt push buttons together with lt Alt gt SVAN 977 USER S MANUAL 4 Logger presentation mode OSLM_19 28 Lv M The Logger presentation mode depends on the settings made in the Logging list path lt Menu gt Measurement Logging If Logger path lt Menu gt Measurement Logging Logger Setup is switched off the Logger presentation mode is not active So to have this presentation mode active the user has to switch the Logger on When Logger is switched on and there are OSLM 119 42 results selected for logging the screen in one profile visualisation mode is as shown here KKEKK e Ea ES ES ESE IRIE Field description of the Logger view 1 Y scale 2 Logger plot 3 Name of the logged result and profile number 4 Name of the logger file 5 Real Time Clock 6 Cursor position
17. calculations 1s of the Leq LEPd LN and Sel functions Two options are available linear im Lin and exponential Exp The formulae used for the Leq calculation are l i 00 01 01 given in Appendix D 1 LN EXP Selecting Lin is required to obtain the true RMS value of the measured signal When this option is selected the value of the Leq LEPd LN and Sel functions do not depend on the detector time constant Fast Slow or Impulse the results are displayed without the indicator of the detectors selected in the profiles In this case the indicator Lin or L is displayed in the different modes of the result presentation Selecting Exp enables the user to fulfil the requirements of other standards for the time averaged Leq measurements When this option is selected the value of the Leq LEPd LN and Sel function depends on the detector time constant Slow Fast Impulse The results are displayed with the indicator of the detectors selected in the profiles oath lt Menu gt Measurement Profiles SVAN 977 USER S MANUAL 28 Day time limits selection The Day Time Limits position appears only in Sound modes and enables the user to select the definition of the day and night periods required by the local standards These limits are used for the calculation of the Le function cf App D for the definition Two options are available 6H 18H and 7H 19H 5 2 Measure trigger parameters selection Measure Trigger The Measure T
18. of Vibration measurement modes Two options are available Lin linear and Log logarithmic In case of Lin the graphical presentation and the units are linear In case of Log the graphical presentation is given in the logarithmic scale and the measurement results are expressed in decibels the result is related to the values set in the Reference Levels window path lt Menu gt Auxiliary Setup Reference Levels In case of the sound measurements the Scale position is not active All results are presented in dB CISLM 10 47 CISLM 10 48 CIVLM 10 54 Lin 1 000 000 Linear m s units It depends on the Display Scale position path lt Menu gt Display Notice In the Vibration modes the parameters can be presented in Logarithmic decibels or Display Setup Display Scale Log or Lin e g 10 m s can be presented as 140 dB SVAN 977 USER S MANUAL Scaling the vertical axis The Dynamic position enables the user to select the required dynamic range scaling of the graphical mode display presentation lt is possible to select the range from the set 10dB 20dB 40dB 80dB 100dB and 120dB Switching the grid on off The Grid position enables the user to switch on or off the horizontal grid lines in any graphical presentation 44 OYLM 11 10 O YLM Log 120dB xl 6 3 Setting the parameters of the spectrum presentation Spectrum View The Spectrum View position appears when 1 1 Octa
19. the band in the case of sound measurements Selection the band The Band position informs the user about the applied band of 1 1 Octave or 1 3 Octave analysis Available values of the bands of the analysis are as follows for Sound 1 1 Octave analysis from 31 5Hz to 16kKHz Audio 31 5 16k for Sound 1 3 Octave analysis from 20Hz to 20kKHz Audio 20 20k 0OS 171 18 55 Z Linear lt ENT gt OS 171 18 48 Z Linear for Vibration 1 1 Octave analysis from 1Hz to 16kHz Full 1 16k for Vibration 1 3 Octave analysis from 0 8Hz to 20kKHz Full 0 8 20k SVAN 977 USER S MANUAL 59 The following pre weighting filters are available in 1 1 Octave and 1 1 Octave analysis of sound e A type 1 according to the IEC 651 and IEC 61672 1 standards e C type 1 according to the IEC 651 and IEC 61672 1 standards e B type 1 according to the IEC 651 standard e Z type 1 according to the IEC 61672 1 standard e HP type 1 according to the IEC 61672 1 standard vibration only The characteristics of the filters are given in Appendix D Detector for 1 1 Octave or 1 3 Octave analysis The Detector position informs the user about the default Linear detector for the 1 1 Octave or 1 3 Octave analysis 11 5 Saving of 1 1 Octave and 1 3 Octave analysis results Logger Results The RMS results from 1 1 Octave or 1 1 Octave analysis can be saved in OS 173 22 02 the logger s file The spectrum saving in the logger file
20. the user to program the internal timer The content of the Measurement list is Os t71 21 11 OV i71 04 23 different for different Mode and Measurement Function and other settings some examples for different modes and measurement functions are presented Any parameter in the Measurement list can be changed only when the VLM instrument is not currently executing a measurement The parameters are displayed with grey colour The blinking icon on the top row indicates that the instrument is performing a measurement SVAN 977 USER S MANUAL 26 5 1 Selection of measurement parameters General Settings The General Settings list consists of the OSLM 5 21 38 EIVLM E32 1 41 following parameters the delay of the start Tz T of measurements Start Delay the Off OFF maximum delay period for the pe pe synchronization with RTC Start Sync the 00 00 01 00 00 01 integration period measurement run time Inf ant Integration Period the repetition of the em aul measurement cycles Repetition Cycles the RMS detector type RMS Integration and the intervals for day time period Day Time Limits in case of Sound modes Setting time delay before the start of measurements LISLM 21 38 The Start Delay position defines the delay period from the moment the 1s lt Start Stop gt push button is pressed to the start of the actual Off measurements the digital filters of the instrument constantly analyse the nF oe input signal even
21. 2 HP3 1 0s for the RMS detector Detector 2 1 0s HP10 weighting filter Filter 3 HP10 1 0s for the RMS detector Detector 3 1 0s 16 The user can change all the above mentioned settings using Profiles sub list of the Measurement list The instrument remembers all changes for the next time it is used Return to the default settings set up by the manufacturer Auxiliary Setup list 3 4 Description of icons Description of the instrument state Additional information about the instrument s state is given by means of the row of icons visible in the top of the display The type of measurement function and the measurement mode SLM VLM S 1 3 etc as well as real time clock RTC is also displayed in the same line together with icons The meanings of the icons are as follows is possible after the selection of the Factory Settings position available in the EEEE OOOO O d TAFET O 200 01 play icon is displayed when the Internal memory icon is displayed when measurement is started there is no external SD memory card inserted stop icon is displayed when the SD Card icon is displayed when the measurement is stopped external micro SD card memory is inserted pause icon is displayed when the measurement is paused RS232 icon is displayed when the RS232 port is activated computer icon is displayed when there is a successful
22. 7 Result value for the cursor position 8 Cursor time position 8 The user may change the cursor position by means of the lt 4 gt lt gt gt push buttons Spectrum presentation mode Os 171 14 52 x00 01 The Spectrum position is accessible only for active 1 1 Octave 1 3 Octave and FFT functions path lt Menu gt Function Measurement Function SVAN 977 USER S MANUAL 42 Field description of the Spectrum view 1 Type of spectrum 2 Cursor position 3 Value for the cursor position 4 Averaging used Lin or Exp 5 Spectrum plot 6 Frequency weighting filter used 7 Total values 8 Central frequency for the cursor position 1k 10k F 20 0Hz The user may shift the Y axis during the O1S 173 14 55 Os 173 15 35 x00 01 x00 01 spectrum presentation after pressing the lt Shift gt and lt gt or lt Shift gt and lt 7 gt push buttons lt Sh Y gt The user may change the cursor position 0Os 17 3514 55 by means of the lt lt gt lt gt gt push buttons rp The frequency and the appropriate value are presented in the line below the plot Press the lt lt gt lt gt push buttons with lt Shift gt to move straight to the first or last displayed band on screen Statistics presentation mode OSLM 15 36 The Statistics position is accessible only for Sound measurements M Statistics is the cumulative probability density function of exceeding the 7 noise level during the mea
23. Calibration By Measurement in the case of Acoustic signal 4 3 4 Calibration By Measurement in the case of Vibration signal 4 3 5 History of the calibrations Last Calibration 4 3 6 Clear calibration records Clear Calibr History MEASUREMENT PARAMETERS SETTING Measurement Selection of measurement parameters General Settings Measure trigger parameters selection Measure Trigger Setting parameters in a profile Profiles Setting the data logging functionality Logging 5 4 1 Data logger programming Logger Setup 5 4 2 Results selection Logger Results 5 4 3 Logger trigger parameters setup Logger Trigger Selection of the 1 1 Octave and 1 3 Octave spectrum parameters Spectrum Selection of the microphone compensation filters Compensation Filter Measurement range setting Range Exposure time setting Exposure Time N N N NOO O e0 11 12 12 14 15 16 17 18 18 18 19 20 20 21 22 23 23 25 26 28 29 30 30 32 33 34 35 35 36 SVAN 977 USER S MANUAL 5 9 Setting ten statistical levels Statistical Levels 36 5 10 Programming the instrument s internal timer Timer 37 5 11 Description of an example timer function execution 38 6 DATA AVAILABLE ON THE DISPLAY Display 39 6 1 Selection of the modes of measurement results presentation Display Modes 39 6 2 Setting the scale of the presentation and the display grid Display Scale 43 6 3 Setting the parameters of the spe
24. N LR15 LR60 Ovi Peak Max Min in the case of sound measurements or RMS Ovl Peak P P in the case of vibration measurements The Logger Meteo switches on M and off l the recording of the meteorological results from the Weather Monitoring Station The Logger Step defines the period of the data logging in a file It can be set from 2 milliseconds to 1 second in 1 2 5 sequences the values from 1 second to 59 seconds the values from 1 minute to 59 minute and 1 hour The Logger Step defines the period of the data logging in a file It can be set from 1s to 1h Its value by default is set to 1s In the Simple instrument interface mode this parameter doesn t appear in the Logger Set list and cannot be changed The Logger Name position enables the user to define the logger file name The default name is LOG The name can be up to eight characters long After pressing the lt gt lt gt push buttons the special window with text editing function is opened The edited name is accepted and saved OSLM 22 10 after pressing the lt ENTER gt push button The special warning is displayed in case a file with the edited name already exists in the memory The instrument waits then for a reaction of the user any push button should be pressed except lt Shift gt or lt Alt gt lt ENT gt 31 OSLM 22 05 Single M M 1s CiSLM 22 09 CISLM SVAN 977 USER S MANUAL 32 When the Logger is
25. SLM 14 45 The Brightness position enables the user to set the proper brightness of the display by means of the lt lt 4 gt lt gt push buttons The user can select 20 different values of this parameter The new value of the brightness level is confirmed after each press of the lt 4 gt or lt gt push buttons Setting the power saver function The saving of the internal source of the instrument s power can be achieved by means of reducing the brightness of the screen when possible There are two options for the power saver function The screen may be switched off Screen off on idle and or dimmed Dim screen on idle When either of these options is set after a delay set by the parameters Dim screen delay or Screen off delay from pressing any push button the screen is dimmed or switched off If it happened the first press of any push button will cause the screen to switch back on again SVAN 977 USER S MANUAL Setting the power saver delay The power saver delay defines the delay period from last use of any push button to the power saver mode This delay period can be set for Dim screen on idle from 5s to 60s and for Screen off on idle from 1m to 60 m The lt ENTER gt push button must be pressed for confirmation of the selection which then also closes the Screen Setup window 46 SVAN 977 USER S MANUAL 47 7 SAVING THE MEASUREMENT RESULTS File OSLM 10 38 The File list contains the elements th
26. SVAN 977 Sound amp Vibration ANALYSER USER S MANUAL SVANTEK Sp Z 0 0 WARSAW April 2013 SVAN 977 USER S MANUAL 2 A Notice This user s manual presents the software revision named 1 01 5 cf the description of the Unit Label position of the Instrument list The succeeding software revisions marked with higher numbers can slightly change the view of some displays presented in the text of the manual SVAN 977 USER S MANUAL CONTENTS 1 1 1 2 2 1 2 2 3 3 1 3 2 3 3 3 4 3 5 4 4 1 4 2 4 3 5 1 5 2 5 3 5 4 5 5 5 6 D7 5 8 INTRODUCTION SVAN 977 as Sound Level Meter amp Analyser 1 2 13 1 4 1 5 1 6 SVAN 977 as Vibration Level Meter amp Analyser General features of SVAN 977 Accessories included Accessories available Software options available MANUAL CONTROL OF THE INSTRUMENT Control push buttons on the front panel Input and output sockets of the instrument SETTING THE INSTRUMENT Basis of the instrument s control Powering of the instrument Initial Setup of the instrument Description of icons Memory organisation FUNCTIONS OF THE INSTRUMENT Function Selecting the mode of the instrument Mode Measurement functions of the instrument Measurement Function Instrument s calibration Calibration 4 3 1 Calibration by Sensitivity in the case of Acoustic signal 4 3 2 Calibration by Sensitivity in the case of Vibration signal 4 3 3
27. USB connection with the PC curve icon is presented when the current measurement results are logged into the instrument s logger file arrow up icon overload appears is displayed when Trigger Level icon is displayed when the trigger condition is set up to Level The icon appears alternately with the play icon arrow down icon is displayed when under range appears Trigger Level icon is displayed when the trigger condition is set up to Level SVAN 977 USER S MANUAL 17 Alt icon is displayed when the lt Alt gt push button is pressed Trigger Slope icon is displayed when the trigger condition is set up to Slope Shift icon is displayed when the lt Shift gt push button is pressed Trigger Slope icon is displayed when the trigger condition is set up to Slope clock icon is displayed when the timer is On It is active when the instrument is waiting for the measurement start up to occur When the measurement start up is close the icon changes its colour to green and starts to blink battery icon is displayed when the instrument is powered from the internal batteries Icon corresponds to the status of the batteries three two one or none vertical bars inside the icon When voltage of batteries is too low the icon becomes red Alt LY iG plug
28. analysis The execution of 1 1 Octave or 1 3 Octave analysis depends on a 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 lt Menu gt Measurement Range and Filter path lt Menu gt Measurement Spectrum Additionally the user can set or be informed about the Band of the analysis path lt Menu gt Measurement Spectrum Band and switch on or off the recording of the spectra in the logger file path lt Menu gt Measurement Logging Logger Results The output of the selected 1 1 Octave or 1 3 Octave filter can be also used as the triggering signal in the Logger Trigger window path lt Menu gt Measurement Logging Logger Trigger 11 3 Measurement range selection in 1 1 Octave and 1 3 Octave analysis Range In the 1 1 Octave or 1 3 Octave analyser the user can select the input ranges specified in Appendix C named as Low and High The selection of the input range is possible after entering the Range window of the Measurement list CiSs 1 1 17 15 0OS 171 17 15 Low High 11 4 Setting the parameters of 1 1 Octave and 1 3 Octave analysis Spectrum In the 1 1 Octave or 1 3 Octave mode a context element Spectrum appears on the Measurement list path lt Menu gt Measurement Spectrum in the Spectrum window the user can select the pre weighting broadband frequency filter and
29. ange the cursor position by means of the lt 4 gt lt gt gt push buttons The frequency and the appropriate value are presented in the line below the plot The user can change quickly to the first or last spectrum line by simultaneously pressing the lt 4 gt or lt gt buttons with lt Shift gt O 173 14 55 X00 01 O1 s 143 14 55 61 Os 173 15 35 X00 01 lt Sh 7 gt 11 9 Setting the scale of the spectrum presentation and the grid Scale The Display Scale sub list enables the user to change the scale in the available modes of graphical presentation of the measurement results and to switch the grid on or off Setting the scale of the measurement results presentation The Scale position is accessible only in case of Vibration measurement modes Two options are available Lin linear and Log logarithmic In case of Lin the graphical presentation and the units are linear In case of Log the graphical presentation is given in the logarithmic scale and the measurement results are expressed in decibels the result is related to the values set in the Reference Levels path lt Menu gt Auxiliary Setup Reference Levels In case of the sound measurements the Scale position is not active All results are presented in dB 0OS 171 11 28 CiS 171 11 32 lt ENT gt OvV 1 1011 44 OV 1 71 11 45 xoOo 01 Lin 4 000 000 M OVv 1715111 30 MU 171 11 44 Log 120dB
30. asurement is stopped If integration period is infinite then two next positions become inactive SVAN 977 USER S MANUAL pH Setting the integration period The Integr Period position integration period defines the period during which the signal is being measured integrated and stored as the set of Summary Results SR The integration period can be set in the special window which is opened by pressing the lt 4 gt or lt gt push buttons 00 00 0 f The measurement will stop automatically after this period or the measurement will start again when the selected Repetition Cycle is greater than one The definitions of the measurement results in which the integration period is used is given in App D To set the integration period the user should define the required hours minutes and seconds fields The appropriate field may be selected by pressing the lt 44 gt or lt gt push buttons e801 Aen Value of hour minute and second is changing by means of the lt gt or lt Y gt push buttons Setting the number of repetition of measurement cycles OYLM 21 48 The Repetition Cycles position defines the number of cycles with the 1s measurement period defined by Integration Period to be performed by the im instrument The Repetition Cycles number values are within the limits 1 00 01 04 1000 1 Lin Detector s type selection OVLM 21 49 The RMS Integration position defines the detector type for the
31. at OSLM 23 14 enable the user to manage the data files that are saved in the external memory micro SD Card fitted behind the bottom cover of the instrument The File list contains the following items lt ENT gt File Manager enables the user to manage the files saved on SD card Setup Manager enables the user to manage the Setup files saved on SD card SD Card is inserted into the card slot behind the bottom cover of the instrument After the user s attempt to enter any position in the File list the warning appears if there is no SD card fitted A Notice Positions in the File list are active only when an KISLM 10 45 Instrument s files may contain data e measurement and time history results spectra event and marker recording e time waveform recordings available as an option e measurement configuration setups The detailed description of all types of file structures is given in the Appendix B instrument data files can be saved on the external memory only So if there is no SD Card in the instrument there is not any possibility to create any data files In such cases the Logging position in the Measurement list is not active and will not be available A Notice Because of limited internal memory capacity of the Files are saved automatically the user should only define the file name in the position Logger Name path lt Menu gt Measurement Logging Logger Setup The elements of the file structure de
32. ate the Markers on the plots during the measurement lt Alt gt This push button enables the user to choose the third push button function in case of lt Save gt and lt Pause gt push buttons In order to select the third function the user must press the lt Alt gt and the second push button simultaneously SVAN 977 USER S MANUAL 9 Notice Simultaneously pressing the lt Alt gt and lt Start Stop gt push buttons switches the instrument on or off lt Start Stop gt This push button enables the user to start the measurement process when the instrument is not measuring or to stop it when the instrument is in course of the measurement It is also possible to set the mode of this push button such that in order to start or stop the measurements the user has to press it simultaneously with the lt Shift gt push button This can prevent accidentally starting or stopping a measurement at the wrong time by just brushing against the Start Stop button on its own Notice Changing the lt Start Stop gt push button mode is performed in the Keyboard Settings window of the Instrument list see description of the Instrument list lt ENTER gt This push button enables the user to enter the selected position shown on the screen Menu list or to confirm selected settings Some additional functions of this push button will be described in the following chapters of this manual lt Menu gt This push button pressed together with lt Shift gt enab
33. bration measurement The default level for calibration in the vibration mode is 10 m s at 159 2 Hz Remember to change this OSES level if using an alternative vibration calibration signal source 4 Start the calibration measurement by pressing the lt Start Stop gt push button 5 Stopt the calibration measurement by pressing the lt Start Stop gt push button after stabilisation of the calibration measurement result The calibration measurement starts after VLM O05 22 OVLM 05 23 3 seconds delay Waiting for the calibration measurement the Delay is counted down on the display After the end of the measurement its result is displayed in the bottom line The measurement is running until the user presses the lt Start Stop gt push button lt is recommended to repeat the calibration measurement a few times to ensure the integrity of the calibration The obtained results should be almost identical with 0 1 dB difference Some possible reasons for unstable results are as follows e the accelerometer is not properly attached to the calibrator SVAN 977 USER S MANUAL 22 e there are external disturbances e the calibrator or the measurement channel the accelerometer or the instrument itself are damaged Notice During the calibration measurement the external disturbances vibrations or acoustic noise should not exceed a value of 1 10 of the level of the calibration level signal being used 5 Press lt ENTER gt in ord
34. c lt ENT gt SVAN 977 USER S MANUAL 56 9 6 Warnings setup Warnings CIVLM 14 40 The Warnings sub list enables the user to LI VLM amp 14 39 select the messages which may be displayed during the normal operation of the instrument lt ENT gt Checking free space on the external disk CIVLM 14 41 The position Ext Disk Free Space switches on or off the checking of free Space on the external memory and generates the warning when the space is lower than Min Free Space Minimum memory free space setting In the line Min Free Space the user can determine the amount of the SD card memory free space The selected limit has to be within the range 1 MB 1024 MB If the available memory is not greater than that limit the warning will be displayed Confirmation of parameter changes OVLM 14 42 OVLM 14 21 In the line Save Changes the user can switch on the option of confirmation of parameters changes after exit the screen with the parameter list by means of the lt ESC gt push button Confirmation of the instrument switch CIVLM 14 43 CULM 114 27 off lf the Power Off parameter is switch on then the instrument will display the warning message in case the user is switching the instrument off SVAN 977 USER S MANUAL 57 10 1 1 AND 1 3 OCTAVE ANALYSER The instrument operates as real time 1 1 Octave or 1 3 Octave analyser RTA in a very similar way to the Level Meter mode and in addition 1 1 Octav
35. ctrum presentation Spectrum View 44 6 4 Selection of the Spectrum Type in Vibration mode Spectrum Type 45 6 5 Setting the display brightness and power saver Screen Setup 45 7 SAVING THE MEASUREMENT RESULTS File 47 7 1 Managing the files saved in the external memory File Manager 48 7 2 Managing the setup files Setup Manager 48 8 SETTING OF THE INSTRUMENT PARAMETERS Instrument 49 8 1 Checking the powering of the instrument Battery 49 8 2 Selection of the IEPE current supply IEPE Current 50 8 3 Selection of keyboard modes Keyboard Settings 50 8 4 Setting parameters of the I O port Multifunction I O 51 8 5 Setting the parameters of the serial interface Serial Port 52 8 6 Programming the instrument s internal Real Time Clock RTC 53 8 7 Checking specification of the instrument Unit Label 53 9 AUXILIARY SETTINGS Auxiliary Setup 54 9 1 Setting the language of the user interface Language 54 9 2 Return to the factory settings Factory Settings 54 9 3 Reference signal in vibration measurements Reference Levels 55 9 4 Setting the coefficients of the user filters User Filters 55 9 5 Selection of the Vibration units Vibration Units 55 9 6 Warnings setup Warnings 56 10 1 1 AND 1 3 OCTAVE ANALYSER 57 11 1 Selection of 1 1 Octave or 1 3 Octave analysis mode 57 11 2 Selecting the parameters of 1 1 Octave and 1 3 Octave analysis 58 TIa Measurement range selection in 1 1 Octave and 1 3 Octave anal
36. e lt Start Stop gt push buttons Multifunction I O enables the user to select the available functionality of the I O port RTC enables the user to set the Real Time Clock Serial Port enables the user to set the transmission speed and the timeout in the RS232 interface Unit Label enables the user to check information about the type of the instrument its serial number the current software versions installed in it and the standards which the instrument fulfils 8 1 Checking the powering of the instrument Battery The Battery position enables the user to check the power source of the OSLM 11 21 instrument internal battery condition source and voltage of the external power supply and also set the battery type for checking their condition The instrument can be powered from an external DC power supply from the external battery pack from four AA rechargeable or standard alkaline batteries or from the USB interface when its USB Device socket is connected by means of the SC 16 cable to a PC The view presented on the display for each OSLM amp 03 18 of three kinds of possible power sources is different The current battery voltage is displayed together with its approximate state in graphical format Alkaline When the instrument is powered from a set of internal batteries the user should select the correct type It is essential for the right detection of the capacity of the battery pack Two types are available Alkaline
37. e instrument s internal Real Time Clock RTC CISLM 01 07 The RTC enables the user to programme HISLM E112 53 the internal Real Time Clock This clock is displayed in the different places depending on the selected presentation mode 01 07 36 17 Dec 2010 lt ENT gt The required hour minute and second can be selected in a special window which is opened by means of the lt 4 gt lt gt push buttons In order to set hours minutes or seconds the user has to enter the correct field position by pressing the lt 4 gt lt gt push button and then select the correct value by means of the lt gt lt Y gt push buttons To set the chosen value the user has to press the lt ENTER gt push button The required date can be selected in a special window which is opened LISLME 03 28 after pressing the lt 4 gt lt gt gt push buttons when the Date text is displayed inversely in the Timer sub list In order to set the correct date the user has to select its position by means of the lt 4 gt lt gt gt and lt gt lt Y gt push button and then press lt ENTER gt to set the chosen value 8 7 Checking specification of the instrument Unit Label The Unit Label enables the user to check OISLM 12 54 OSLME 12 10 information about the model number of the instrument its serial number the current software version installed in it and the relevant standards which the instrument fulfils
38. e or 1 3 Octave analysis is performed in parallel with the SLM VLM operations All 1 1 octave with 10 15 centre frequencies from 16kKHz down to 31 5Hz 1 0Hz in base two system for Sound Vibration measurements and 1 3 octave with 31 45 centre frequencies from 20kHz down to 20Hz 0 8Hz in base two system for Sound Vibration measurements digital pass band filters are working in real time with the weighting filters Z A B or C in the case of sound analysis HP in the case of vibration analysis selected in the Spectrum path Menu Measurement Spectrum Filter and the linear RMS Leq detector This enables the user to pre weight a spectrum with one of the selected broadband frequency curves if required for a particular application such as the provision of hearing protectors in the control of high workplace noise levels case of sound measurements HP HP3 and HP10 in the case of vibration measurements without taking into account the settings of the level meters for profiles The spectra are always linearly averaged Thus the Total values from 1 1 Octave or 1 3 Octave analysis can be different from those obtained for the profiles if the RMS Integration was set as Exp A Notice The TOTAL RMS results are measured with the weighting filters A C and Z in the The SVAN 977 instrument operates in two ranges called Low and High which can be selected in the Range window path lt Menu gt Measurement Range The results of 1 1 Octa
39. elerometer 100 mV g 10 mV ms SC 27 coiled cable for accelerometer 2 m SA 27 10 32 mounting magnetic base for accelerometer Software options available SVAN977 SVAN 977 including 1 1 octave analysis SV 977_2 1 3 octave analysis for the SVAN 977 SV 977_4 FFT analysis option for the SVAN 977 SV 977_5 RT60 option for the SVAN 977 SV 977_6 Tonality analysis option for the SVAN 977 SV 977_7 Loudness analysis option for the SVAN 977 SV 977_8 RPM Rotation measurement option excluding Laser Tachometer for the SVAN 977 SV 977_15 Time domain waveform signal recording to the micro SD card srt or wav format for the SVAN 977 SV 977_16 User programmable second order band pass filters option for the SVAN 977 introduction of a special unlock code is required for their activation in a specific instrument Notice The software options for the instrument can be purchased at any time as only the Contact your local Svantek distributor for further information and costs for these options SVAN 977 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 selected Menu list Thanks to that the number of push buttons for control of the instrument has been reduced to nine for ease of use and convenience E 2 1 Control push buttons on the front pa
40. er can be switched off Off switched on only once Single or switched on many times regularly Multiple with the period between two consecutive measurements set in the Repetition line In the case the timer function is active Single or Multiple and the instrument is switched on the clock icon appears until finishing the programmed measurements Setting the time for the measurement to start The Start Hour position determines the time for the measurement to start The required hour and minute can be selected in a special window which is opened by means of the lt 4 gt lt gt gt push buttons CISLM 20 42 lt ENT gt CISLM 23 02 CISLM amp 23 02 Single Multiple 00 00 00 00 03 Mar 03 Mar 24 00 sLM 23 03 OsSLM 23 03 Single 00 00 03 Mar In order to set hours or minutes the user has to enter the left or right field by pressing the lt 4 gt lt P gt push button and then select the proper value by means of the lt gt lt 7 gt push buttons and finally to press lt ENTER gt Setting the day for the measurement to start The Start Day position determines the date for the measurement to start The timer can be programmed up to one month ahead and during the date setting the current state of the Real Time Clock RTC is taken into account The required date can be selected in a special window which is opened by means of the lt 4 gt lt gt push buttons CISLM
41. er to accept the measurement result The calibration factor is calculated stored and displayed after pressing the lt ENTER gt push button 10 00m si 4 3 5 History of the calibrations Last Calibration The Last Calibration window displays Osim 05 29 records from up to the ten last calibrations lt ENT gt In order to review the calibration records the user has to select the required HOISLME05 29 line in the Last Calibration window and press lt ENTER gt The opened window will contain the date and time of the performed calibration measurement the way the calibration was done Calibr by Measurement or Calibr by Sensitivity the desired calibration level Cal Level in the case of the measurements and the obtained calibration factor Cal Factor If calibration measurements were not performed the Last Calibration LISLM E121 26 window does not contain any previous calibration records The content of this window is cleared after the Factory Settings operation 4 3 6 Clear calibration records Clear Calibr History The user can clear all stored calibration records In order to do this the user CiSLM 05 31 has to choose the position Clear Calibr History in the Calibration sub list and press lt ENTERs to perform this operation The instrument requests the confirmation of the operation The next pressing of the lt ENTER gt push button when the No option is selected closes the window and returns the instrument to t
42. ered from its internal batteries the Battery icon is presented on the top line of the display When the voltage of the batteries is too low for reliable measurements the icon is red or during attempt to switch the instrument on the Low Battery message occurs on the display for 2 seconds and the instrument switches off by itself To change the batteries the user has to switch off the instrument unscrew and take off the black bottom cover of the instrument slide the battery tubes out change the batteries taking care to observe the correct polarity and reassemble the parts of the instrument A fully charged set of 4 batteries ensures more than 12 hours of continuous operation of the instrument with Dim LCD switched on The battery condition can be checked by means of the Battery function It is also presented continuously on the top line of the display by means of the Battery icon When there is a connection to the USB interface USB Device socket is connected by means of the cable to a PC the Computer icon is presented on the top of the display and in the Battery window there is the USB Power Voltage x xx V message Notice In the case when Battery icon is red it is strongly recommended to use an external power adapter or USB interface as soon as possible to ensure reliable operation If no suitable external power source is provided the instrument will be switched off automatically after a short time Prolonging the inte
43. g settings 10 20 30 40 50 60 70 80 90 and 95 All values have to be within the integer range 1 99 Each individual value can be set independently from the others The selection of the Nx in the list is made by means of the lt gt lt Y gt push buttons The upper Nx is visible on the display and becomes active for editing after pressing the lt gt push button together with lt Shift gt The lower Nx is visible on the display and becomes active for editing after pressing the lt 7 gt push button together with lt Shift gt The Nx current value is decreased increased in 1 steps by means of the lt 4 gt lt gt push buttons The step can be decreased increased up to ten by simultaneously pressing the lt 4 gt lt P gt push buttons with lt Shift gt The sub list is closed and the instrument returns to the Measurement list after pressing the lt ENTER gt with the confirmation of all changes made in this list or lt ESC gt push button ignoring all changes SVAN 977 USER S MANUAL 37 5 10 Programming the instrument s internal timer Timer The Timer position enables the user to programme the internal real time clock to act as a delayed start and stop timer The instrument can be switched on automatically at the pre selected programmed time and perform the measurement with the same settings used before the instrument was switched off Selecting the mode of the timer function The tim
44. he Calibration sub list After Clear Calibr History operation has been performed the SVAN 977 USER S MANUAL 24 Calibration History window does not contain any more records clearing the calibration history when in the vibration mode will also clear all acoustic calibration history information as well AN Notice Both acoustic and vibration calibration histories are stored in the same memory so SVAN 977 USER S MANUAL 25 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 lt Menu gt push button select the Measurement text and press lt ENTER gt DOISLM 22 14 CISLM 18 24 lt ENT gt The Measurement list contains the following items General Settings enables the user to set various general measurement parameters Measure Trigger enables the user to set up the measurement trigger Profiles enables the user to program the profile parameters Logging enables the user to program the logging function Spectrum enables the user to set spectrum parameters Compensation Filter enables the user to switch on required microphone compensation filter Range enables the user to set the correct measurement range Exposure Time enables the user to set the daily exposure time for dose results Statistical Levels enables the user to define 10 statistical levels Timer enables
45. ibrator dedicated for 1 2 microphones In any case before starting the calibration measurement the user has to set the level of the signal generated by the given calibrator Cal Level position of Calibr by Measurement sub list which is stated in the calibration certificate of the unit the value of the Cal Level set by the manufacturer of SVAN 977 is equal to 114 dB It is also necessary to switch the instrument Range to the High level setting Notice It is also possible to use an electro mechanical pistonphone which generates a signal OISLM 03 56 3 Switch on the calibrator and wait approximately 30 seconds for the tone to stabilise before starting the calibration measurement 114 00dB 4 Start the calibration measurement by pressing the lt Start Stop gt push button 5 Stopt the calibration measurement by pressing the lt Start Stop gt push button after stabilisation of the calibration measurement result The calibration delay time is set to 3 seconds SLM 03 59 OISLM 03 59 Waiting for the start of the measurement the Delay is counted down on the display After the end of the measurement the result is displayed in the bottom line The measurement is running until the user presses the lt Start Stop gt push button lt is recommended to repeat the calibration measurement a few times to ensure the integrity of the calibration The obtained results should be almost identical with 0 1 dB difference Some
46. icon is displayed when the instrument is powered from the external Source 3 5 All available measurement results and settings can be stored in the external Memory micro SD Card in the predefined catalogue with the name Memory organisation SVANTEK The SD Card external memory is activated automatically after insertion of the card The presence of an SD Card is signalled by the memory icon with SD letters at the top left hand corner of the display The contents of the memory file type can be checked with the help of the File Manager or Setup Manager function of the File menu CISLM 23 49 m SD card is inserted L no SD card lt ENT gt SVAN 977 USER S MANUAL 18 4 FUNCTIONS OF THE INSTRUMENT Function In order to select the Function list the user OsLM 03 37 OSLM03 37 has to press the lt Menu gt push button select the Function text and press lt ENTER gt The Function list contains three elements Mode Measurement Function and Calibration lt ENT gt 4 1 Selecting the mode of the instrument Mode CISLM 03 37 CISLM 10 37 O lt ENT gt Notice In the user manual text the Sound mode or Sound measurements refers to the The device can work in two modes Sound Meter and Vibration Meter Sound Meter modes and the appropriate functions dedicated for the measurement and analysis of the acoustic signal Level Meter 1 1 Octave 1 3 Octave FFT the Vibration mode
47. is a memory micro SD card socket under the bottom cover of the instrument and spaces for the 4 x AA batteries The USB Device 1 1 interface is the serial interface working with 12 MHz clock Thanks to its speed it is widely used in all PCs In the instrument the standard 4 pin socket is used and described in more detail in Appendix C The additional multi purpose input output socket called I O is a 3 5 mm jack socket On this socket in the case when the Analogue Output functionality is selected the signal from the input of the analogue digital converter before any frequency correction is available This signal can be recorded using a magnetic recorder or observed on an oscilloscope The Digital Input as another functionality that serves as the external trigger to the instrument while the Digital Output is used to generate the trigger pulse or alarm pulse from the instrument The user can connect an external DC power 6 24V adapter to the 6 24V socket located on the bottom cover of the instrument The current consumption depends on the voltage of the power supplier Notice Switch the power off before connecting the instrument to any other device e g a printer or a Personal Computer i a lt 7 Input SVAN 977 Sound amp Vibration Analyser IEC 61672 2002 Class 1 IEC 61260 2001 Class 1 x ISO 8041 2005 ISO 10816 1 1995 Made in Poland by A SVANTEK 2 KX 8 CE 4x AA battery oom
48. is defined by activation deactivation in the Spectrum position by means of the lt 4 gt lt gt gt push buttons 11 6 Selecting the result which triggers recording for the logger in 1 1 Octave and 1 3 Octave analysis Logger Trigger In the SLM mode the Leq result from the first profile Leq 1 only is used for triggering the measurement results recording for the logger of the instrument The Source position in the Logger Trigger window is not accessible in that mode However in 1 1 Octave or 1 1 Octave analysis it is possible to access mentioned above position and to make a selection of a specific filter band for triggering purposes The results coming from the output of the 1 1 Octave filters 125 Hz 250 Hz 500 Hz 1 00 kHz 2 00 kHz 4 00 kHz 8 00 kHz and 16 0 kHz or 1 3 Octave filters 125 Hz 160 Hz 200 Hz 250 Hz 315 Hz 400 Hz 0S 171 18 22 500 Hz 630 Hz 800 Hz 1 00 kHz 1 25 kHz 1 60 kHz 2 00 kHz aJa 2 50 kHz 3 15 kHz 4 00 kHz 5 00 kHz 6 30 kHz 8 00 kHz 10 00 kHz 125Hz 12 50 kHz 16 0 kHz and 20 0 kHz are available as well as the Leq or 100dB RMS result from the first profile 0 5ms OmOOs OmOOs SVAN 977 USER S MANUAL 60 11 7 Display options in 1 1 Octave and 1 3 Octave analysis mode The Display list is used for setting the various parameters which are mainly dedicated for the control of the display The following windows contain the elements that influence the presentation of the res
49. kly without the necessity of passing through the whole menu path Position selection HFE OSLME 22 14 The desired position in menu list is selecting using the lt gt or lt gt push buttons Entering position OSLM 22 14 CISLM 03 39 After selection of the desired position in the menu list the user has to press the lt ENTER gt push button in order to enter it After this operation a new sub menu option list parameter list or information window appears on the display lt ENT gt SVAN 977 USER S MANUAL 13 List of parameters OISLM E23 10 The parameter list contains parameters for which the user may select the 1s value from the available range Pressing the lt ENTER gt push button ott enables the user to access the above mentioned sub list 00 00 01 Inf Lin The desired position in a list is accessed after pressing the lt gt or lt 7 gt push button The change of the value in a selected position is performed by the lt 4 gt or lt gt gt push buttons or pressed together with lt Shift gt Option list CISLM_ 23 15 The option list consists of different choices from which only one may be selected The selection of the option is performed as follows The user has 5 to highlight the desired option by means of the lt gt or lt Y gt push buttons and then press lt ENTER gt This option becomes active and the list is closed When the user re enters this list again the last se
50. l of the 7 Poles input signal was higher than a user selected trigger alarm setting Positive Digital In The more detailed description of the I O socket is given in App C Slope parameter selection for the Digital In mode Trigger function CiSLM 04 39 In the case of Digital In selection the signal appearing on the I O socket will Digital In be treated as the external trigger if External is chosen as a trigger path lt Menu gt Measurement Trigger Measure Trigger Trigger External For Digitalln mode only the Ext Trigger value is available for the parameter Function It is possible to set up Slope as positive or negative by means of the lt 4 gt lt gt push buttons c Digital output function selection of the I O socket OSLM 12 50 The Function position enables the user to set the function of the digital Digital Out output of the I O instrument s socket The socket can be used as the source Alarm Pulse of the trigger pulse Trig Pulse which starts the measurement in another foes slave instrument linked to the master instrument or the alarm signal Current which appears there after fulfilling certain measurement conditions 100 0dB Alarm Pulse Polarisation selection of the digital output signal OSLM 04 54 The Polarisation position enables the user to select which polarisation of Digital Out the signal negative or positive will be applied to the output signal Trig Pulse Negative
51. lected option will be marked If the parameter has a numerical value the user may keep pressing the lt 4 gt or lt gt push buttons or pressed together with lt Shift gt longer than 1 second to speed up the selection In this case the parameter starts to change automatically until the user releases the pressed buttons The user may change the numerical parameter value with a larger step usually 10 20 by means of the lt 4 gt or lt gt gt push buttons pressed together with lt Alt gt Matrix of parameters LISLM 23 16 When the list of parameters consists of more than one column the user may change column by means of lt 4 gt or lt gt line inthe same column by means of lt gt or lt Y gt value in a selected position by means of lt 4 gt or lt gt with lt Alt gt all values in the same column by means of lt gt or lt Y gt with lt Shift gt ll values in the same line by means of lt 4 gt or lt gt gt with lt Shift gt KSUES ESIES ES Ga KIKK N Complex parameters OSLM 23 21 OSLMO23 21 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 lt 4 gt or lt gt push buttons In the special window the value is selected with the lt 4 gt lt gt or lt gt lt Y gt push buttons and then confirmed by pressing
52. les the user to enter the main list containing six sub lists Function Measurement Display File Instrument and Auxiliary Setup Each of the above mentioned menu lists consists of sub lists elements and data windows These main sub lists will be described in detail in the following chapters of the manual Double pressing the lt Menu gt push button enters a list containing the last eight opened sub lists It often soeeds up the control of the instrument as the user has faster access to the most frequently used sub lists for easy navigation lt ESC gt This push button closes the control lists sub lists or windows It acts in an opposite way to the lt ENTER gt push button When the window is closed after pressing the lt ESC gt push button any changes made in it are ignored in almost all cases Cal This push button pressed together with lt Shift gt opens the Calibration sub list lt S P gt This push button enables the user to pause or break the measurement process temporarily lt 4s5 lt s These push buttons enable the user specifically to e select the column in a multi column parameter list e select the parameters value in an active position e g filter Z A B or C Start Delay period 1s 2s 3s etc e control the cursor in Spectrum Logger and Statistics modes of result presentation e select the position of the character in the text editing screen e speed up changing the numerical values of the paramete
53. list contains the elements that OSLM 23 07 enable the user to independently programme the display parameters The content of the Display list differs for the spectrum analyser modes lt ENT gt The Display list is used for setting the various parameters which are dedicated to the control of the LCD screen display and contains the following items Display Modes enables the user to select the mode of the measurement results presentation Display Scale enables the user to change the scale in the graphical modes of results presentation Spectrum View enables the user to change the type of the spectrum and to activate the Max and Min spectrum This position appears only in 1 1 Octave and 1 3 Octave modes Spectrum Type enables the user to change the spectrum type presented on the display Acceleration Velocity and Displacement This position appears only in 1 1 Octave and 1 3 Octave modes when the Vibration Meter mode is selected Screen Setup enables the user to set the brightness and the switch on off the energy saver function 6 1 Selection of the modes of measurement results presentation Display Modes The One Profile mode is always available in SLM 19 16 OSLMO19 28 all measurement modes Other presentation modes can be switched on or y off in the Display Modes sub list E The mode of the results presentation is related to the selection of the instrument s function SLM or VLM 1 1 Octave 1 3 Octave etc lt ENT gt
54. lt Alt gt The position is changed by means of the lt lt gt lt gt and lt gt lt Y gt push buttons 1 M M M M M lt ENT gt Notice When Logger is switched off or there are no results for logging the logger plot cannot be activated in Disp Modes and accordingly doesn t appear on the display SVAN 977 USER S MANUAL 33 5 4 3 Logger trigger parameters setup Logger Trigger The Logger Trigger parameters influence LISLM 5 22 41 the way the measurement results are saved EOE in the logger It is a context sub list in which the trigger can be switched off or it s 100dB type selected Trigger the source of the 5 leit mMm sS triggering signal can be determined Source it s level can be selected Level the number of the results saved in the logger before the fulfilment of the triggering condition Pre and the number of the results saved in the logger after the fulfilment of the triggering condition Post Trigger disabling DOSLM03 32 The logger triggering of the measurements Trigger can be switched off Off using the lt 4 gt push button The triggering is switched on if the Level or Level mode is selected using the lt gt push button Level type trigger CISLM 22 41 If the triggering signal is greater than the selected in Level or less than Level Level the logger contains Pio e the measurement results recorded directly before the fulfilment of the O OmOOs
55. lt ENTER gt In all cases the lt ENTER gt push button is used for confirmation of the selection in a position and for closing the opened sub list The sub list is closed ignoring any changes made in the list by pressing the lt ESC gt push button and the user returns to the previous menu SVAN 977 USER S MANUAL 14 Information window CISLM_ 23 22 some windows inform the user about the state of the instrument available memory none existing files or loggers standards fulfilled by the unit etc In order to scroll through the list the user has to use the lt gt or lt gt push buttons In order to close such a window the user has to press lt ESC gt Text editing window OSLM 23 26 There are also windows in which the user may edit some text i e the name Single of the file This window contains help information to guide the user on how to I edit the text The character which is displayed inversely may be edited od The user can select the position of the character in the edited text using the lt 4 gt lt gt gt push buttons The available ASCII characters can be changed using the lt gt or lt Y gt push buttons The subsequent digits underline upper case letters and OSLM 23 27 Space appear on the display in the inversely displayed position after each press of the above mentioned push buttons The user can insert or delete the position in the edited text using the lt 4 gt lt gt gt push bu
56. measurement results expressed in the Logarithmic scale with the dB as the units lt ENT gt Reference level for vibration measurements In the Acc position the user can set the reference level of the acceleration signal It is possible to set this level from 1 ums to 100 ums In the Vel position the user can set the reference level of the velocity signal It is possible to set this level from 1 nms to 100 nms In the Dil position the user can set the reference level of the displacement signal It is possible to set this level from 1 pm to 100 pm Reference level for sound measurements In the case of sound measurements the Reference Levels sub lists is used to inform only the user that the reference level of the acoustic signal is equal to 20 uPa After pressing the lt ESC gt or lt ENTER gt push buttons the sub list is closed 9 4 Setting the coefficients of the user filters User Filters The User Filters position enables the user OS 171 14 15 Os 171 114 16 to introduce the values of the coefficients of the user defined filters Currently this function is not available 9 5 Selection of the Vibration units Vibration Units The Vibration Units sub list enables the LIVLM 14 38 user to select the units for the Vibration measurements this position is available only in Vibration modes lt is possible to select the Non Metric units e g g Ips mil etc or Metric units e g m s m s m et
57. n The Timer function is used to programme the instrument to switch on at the desired 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 on the 1 of April at 20 50 measure the sound for 10 seconds without using logger and save the results in a file named LOGS In order to do this the user has to set the parameters of the Timer function the measurement parameters path lt Menu gt Measurement General Settings name the file path lt Menu gt Measurement Logger Logger Setup and finally switch off the instrument The instrument will be switched on the 1 of April at 20 50 and will be warmed up for the period of 60 seconds decrementing the counter visible on the display by one after each second After warming up the instrument and the preset Start Delay time the measurements will be performed for a period of ten seconds Then the results will be saved in the previously named file and finally the instrument will switch off In this example the delayed start time on the meter can be configured any time during the previous month It is recommended that for simplicity the Start Delay time is set to 0 seconds for use with the Timer function OUSLM 23 07 Single 20 50 01 Apr CISLM 23 08 1s Off 00 00 10 Inf Lin SVAN 977 USER S MANUAL 39 6 DATA AVAILABLE ON THE DISPLAY Display The Display
58. n or in sequence with lt Alt gt enable the user specifically to e change the mode of result presentation e programme the Real Time Clock RTC and Timer The lt Info gt push button simultaneous pressing the OV 1739 17 43 lt 41 gt lt gt push buttons opens the window with the help information in the measurement display modes Press lt ESC gt or lt ENTER gt to exit the Info screen SVAN 977 USER S MANUAL 2 2 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 It is the TNC compatible socket The SV 12L microphone preamplifier has a specially designed matching TNC plug and a locking screw to secure the preamplifier to the meter body The accelerometers have to be connected to the instrument also using the TNC connector After connecting the preamplifier or the accelerometer cable to the measurement input the screw should be tightened to light resistance only Do not over tighten this connector It is not necessary to remove this preamplifier from the top of the instrument unless the meter is in a calibration laboratory as it is always used close coupled to the meter body The full description of the signals connected to the socket is given in Appendix C Bottom cover of the instrument In the bottom cover there are four sockets placed from the right to the left as follows 6 24V USB Host USB Device and I O There
59. nd Direct With Shift When the Direct option is selected the instrument reacts on With Shift each of the lt Start Stop gt push button press starting or stopping the measurements When the With Shift option is selected the lt Start Stop gt push button operates at the same time as or in a sequence with lt Shift gt The measurements are started or stopped after pressing both push buitons SVAN 977 USER S MANUAL 51 8 4 Setting parameters of the I O port Multifunction I O The Multifunction I O enables the user to OSLM 12 01 OSLM 04 35 select the available functionality of the I O port Analog Out Selection of the mode of I O port In the I O Mode it is possible to select the function of the instrument s 3 5 mm jack socket named as I O lt ENT gt The I O jack socket can be used as HISLME04 37 e the output of the analogue signal Analog Out transmitted from the input of the instrument to its output without any digital processing i e frequency filtering e the input of the digital signal used as an external trigger to start the measurements Digital In in the instrument acting in this case as a so called slave instrument e the digital output Digital Out used for triggering other slave instrument s the instrument is acting in this case as a master OSLM 04 37 instrument or aS a source of any alarm signal in case of certain circumstances occurred during the measurements i e the leve
60. nel The following control push buttons are located on the front panel of the instrument e lt ENTER gt lt Menu gt lt Save gt e lt ESC gt lt Cal gt lt S P gt e lt Shift gt Markers e lt Alt gt Markers e lt s e lt T gt e lt gt e lt 77 gt e lt Start Stop gt The name given in brackets denotes the second push button function which is available after pressing it in conjunction or in sequence with the lt Shift gt push button a For the first two push buttons the name given in square ORO SE brackets denotes also the third push button function Ss SVANTEK Diels which is available after pressing it in conjunction or in sequence with the lt Alt gt push button lt Shift gt The second function of a push button written in red colour on a push button can be used when the lt Shift gt push button is pressed This push button can be used in two different ways e as Shift like with a computer keyboard e g while typing the filename both lt Shift gt and the second push button must be pressed together two finger operation e as 2nd Fun this push button can be pressed and released before pressing the second one or pressed in parallel while operating in 2nd Fun mode see the following notice with the second push button one finger operation The lt Shift gt push button pressed in conjunction with lt Alt gt enables the user to activ
61. nt measurements Dil1 Dil3 and Dil10 RMS detector selection The following RMS detectors are available in the instrument Impulse Fast and Slow in the case of Sound measurements and 100ms 125ms 200ms 500ms 1 0s 2 0s 5 0s 10 0s in the case of Vibration measurements 5 4 Setting the data logging functionality Logging The Logging list enables the user to OSLM 13 57 OSLM amp 17 58 program the logger functions the recording of the measurement time history results The Logging list consists of three positions Logger Setup Logger Results and Logger Trigger lt ENT gt 5 4 1 Data logger programming Logger Setup The Logger Setup list enables the user to LOSLM 17 58 activate logger functionality and meteo results logging It also allows to edit the name of the logger file and to set the logger step Notice If Logger is Off files are not created and measurement results of the time history changes are not saved SVAN 977 USER S MANUAL The Logger position switches on and off the functionality which enables the user to save selected results from the three user profiles with the defined period selected in Logger Step The Summary Results position allows the user to select or deselect the saving of the full set of profile results that the instrument generates during total measurement time and which are not belonged to the time history data These results are Spl Leg Sel Lden LEPd Ltm3 Ltm5 L
62. of the screen SVAN 977 USER S MANUAL 19 SLM Sound Level Meter VLM Vibration Level Meter S 1 1 Sound 1 1 Octave V 1 1 Vibration 1 1 Octave S 1 3 Sound 1 3 Octave V 1 Vibration 1 3 Octave S FFT Sound FFT V FFT Vibration FFT Optional measurement functions that broaden the application of the instrument can be easily installed These options can be initially supplied by the manufacturer or purchased later and added by the user this case the instrument displays for about 3 seconds the message Measurement in Progress In order to change the mode of the instrument the current measurement in progress must be finished A Notice It is not possible to change the measurement function during a measurement run In 4 3 instrument s calibration Calibration The instrument is factory calibrated with the supplied microphone for the standard environmental conditions Because the microphone sensitivity is a function of the temperature ambient pressure and humidity when the absolute sound pressure level value is important the absolute calibration of the measurement channel should be performed In order to select the calibration function the user has to enter the Calibration sub list The Calibration sub list consists of four OsiLmM 03 40 positions Calibr by Sensitivity Calibr by Measurement which are used to perform the actual calibration Last Calibration which contains the list of calibration measuremen
63. ove The instrument is powered from four AA standard alkaline or rechargeable batteries i e NIMH a separate charger is required Powering the instrument from the External DC power source or the USB interface is also possible Robust and lightweight design enhances the exceptional features of this new generation sound and vibration instrument dels 1 2 SVAN 977 as Sound Level Meter amp Analyser noise measurements Spl Lmax Lmin Lpeak Leq Sel Lden LEPd Ltm3 Ltm5 and 10 x LN Statistics with Type 1 IEC 61672 2002 accuracy in the frequency range 20 Hz to 20 kHz with the SV 7052 microphone 3 15 Hz 20 kHz with GRAS 40AE microphone parallel Impulse Fast and Slow detectors for the measurements with A B C and Z frequency filters two measurement ranges 22 dB RMS A 123 dB Peak Low and 30 dB RMS A 140 dB Peak High 1 1 Octave and 1 3 Octave real time analysis 10 filters with centre frequencies 31 5 Hz 16 kHz Type 1 IEC 1260 and 31 filters with centre frequencies 20 Hz 20 kHz Type 1 IEC 1260 SVAN 977 as Vibration Level Meter amp Analyser General Vibration measurements acceleration velocity and displacement and optionally HVM meeting ISO 8041 2005 and ISO 10816 1 standards in the frequency range depending on the parameters of the attached accelerometer i e with SV 80 general purpose transducer is equal to 0 5 Hz 14 kHz parallel RMS MTVV or Max Peak Peak Peak measurements HP HP1 HP3
64. pe C1V 171 12 34 The user can select the different type of vibration spectrum to be presented on the display in the Spectrum Type window path lt Menu gt Display Spectrum Type The Spectrum Type position is available only for Vibration modes and the following spectrum types can be selected in the Spectrum Type window Acceleration Velocity or Displacement lt ENT gt 11 12 Setting filter coefficients for 1 1 Octave and 1 3 Octave analysis Spectrum Based Filter The User Filters position enables the user Os i71 14 16 to introduce the values of the coefficients of the user filters Currently this function is not available SVAN 977 USER S MANUAL 64
65. pend on the selected function Level Meter 1 1 Octave 1 3 Octave etc logging settings These elements are as follows e the main results e the results of statistical analysis e the data stored during the measurements in the logger s file e audio time waveform recording e the results coming from 1 1 Octave analysis e the results coming from 1 3 Octave analysis e the results coming from FFT analysis SVAN 977 USER S MANUAL 48 7 1 Managing the files saved in the external memory File Manager CISLM 10 38 CISLM 18 28 lt ENT gt A Notice In the current version of the firmware it is possible only to look through the file list of File manager The File Manager 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 All names are of upper case letters and have no extensions Catalogue names are of blue colour and file names are of green colour with additional icon the SVANTEK catalogue Other operations can be performed on the SD card by means of PC 7 2 Managing the setup files Setup Manager OSLM 18 34 The Setup Manager enables the user to OSLM 18 33 save a new setup file and to select those ones that appear in the setup screen during start up of the instrument delete and display file information All Setup files are stored in the default catalogue SETUP on the SD disk lt ENT gt
66. possible reasons for unstable results are as follows e the calibrator is not properly attached to the instrument e there are external acoustic disturbances such as high noise levels close by SVAN 977 USER S MANUAL 22 e the calibrator or the measurement channel the microphone the preamplifier or the instrument itself are damaged Notice During the calibration measurement any external disturbances acoustic noise or vibrations should not exceed a value of 100 dB when using a calibrator that generates a level of 114 dB 5 Press the lt ENTER gt push button to accept the calibration measurement result 113 85dB The calibration factor is calculated stored and displayed cf next Figure after pressing the lt ENTER gt push button Notice The user has to press the lt ESC gt push button to quit the calibration procedure without saving the calibration factor 4 3 4 Calibration By Measurement in the case of Vibration signal Calibration by measurement for the vibration measurements can be done in OIVLME 05 21 the following way 1 Select the calibration by measurement highlight the Calibr by Measurement text from the Calibration sub list and press the lt ENTER gt push button 2 Attach the instruments accelerometer to the vibration calibrator using an appropriate or recommended fixing method CU VLM 05 22 3 Switch on the calibrator and wait approximately 30 seconds before starting the cali
67. push button the Source line is skipped Setting the level of the triggering signal OISLM 18 53 The level of the triggering signal Level can be set with 1 dB step steps in Slope the range from 24dB to 136dB in sound modes and from 64dB 1 585mm s2 to 176dB 631 m s2 in vibration modes The Level value of See the triggering signal refers to the instantaneous value of the RMS result from the first profile calculated during the period depending on selected Detector path lt Menu gt Measurement Profiles Setting the speed of the triggering signal changes OSLM 18 56 This position appears when the Grad trigger is chosen The speed of Grad change of the triggering signal Gradient can be set within the range from 1 dB ms to 100 dB ms 400dB 10dB ms 5 3 Setting parameters in a profile Profiles In the Profiles sub list the following OSLM 18 37 parameters can be programmed independently for each user defined profile weighting filter Filter and RMS detector type Detector lt ENT gt SVAN 977 USER S MANUAL 30 Weighting filter selection Sound measurements e Z type 1 according to IEC 61672 1 standard e A type 1 according to IEC 651 and IEC 61672 1 standards e C type 1 according to IEC 651 and IEC 61672 1 standards e B_ type 1 according to IEC 651 standard Vibration measurements acceleration measurements HP HP1 HP3 HP10 velocity measurements Vel1 Vel3 Vel10 and VeIMF displaceme
68. r Level is selected for the measurement the triggering condition is checked every 0 5 milisecond The measurement is recorded only when the result value Source has the greater lower level than that determined in the Level position otherwise the measurement result is skipped SVAN 977 USER S MANUAL 29 Gradient type trigger OSLM 18 50 When Grad is selected the triggering condition is checked every 0 5 Grad milisecond of the measurement The measurement is recorded only when the result value Source has a level greater than that determined by the selected decibel Level and the gradient of the signal is greater than determined in the Gradient position Otherwise the measurement result is skipped 100dB 10dB ms External type trigger OSLM_01 05 When External is selected the triggering is done by the signal on the I O External socket In this case it is necessary to set up the I O Mode parameter as Digital In path lt Menu gt Instrument Multifunction I O In the other case the measurement result is skipped Selection of the triggering signal lt is assumed that only one measured result can be used as a source of the triggering signal in the Level Meter mode namely the output signal from the RMS detector coming from the first profile which is denoted here as Leq 1 This position does not become active it is not displayed inversely and the text stated here remains unchanged After pressing there the lt gt
69. re to be given This position appears only in Vibration modes Warnings enables the user to switch the warnings on or off that can be displayed during the normal operation of the instrument 9 1 Setting the language of the user interface Language The Language sub list enables the user to select the language of the user interface For activation of the Russian version of the user interface the special code has to be entered lf after power on unknown language interface appears on the display the user can reset the instrument by means of the four lt Shift Enter Alt Start gt push buttons pressed together After this the instrument will go back to the default setup with the English interface CISLM 14 03 lt ENT gt 9 2 Return to the factory settings Factory Settings The Factory Settings sub list enables the user to return to the default setup of the instrument The factory setup can be installed also by means of the four lt Shift Enter Alt Start gt push buttons pressed together CISLM 14 36 CISLM 17 00 lt ENT gt SVAN 977 USER S MANUAL 55 9 3 Reference signal in vibration measurements Reference Levels The Reference Levels sub list enables the OIVLM 14 37 user to set the reference level of the vibration signal or to inform the user about the reference level in the case of sound measurements The values which are set here are taken into account during the calculations of the
70. rigger sub list enables the user to set the parameters for the measure trigger The Measure Trigger is a context sub list in which the triggering can be switched off or on Trigger when on the source of the triggering signal Source can be determined its level Level and sometimes also the speed of changes Gradient Triggering of the measurement Trigger can be switched off using the lt 4 gt push buttons CISLM 21 16 lt ENT gt Triggering is switched on if one of its six available modes is selected Slope Slope Level Level Grad or External If the instrument works with the triggering switched on the appropriate icon appears on the display when the triggering condition is not fulfilled The triggering condition is checked every 0 5 miliseconds This parameter Trigger period is constant and is displayed inversely Slope type trigger Slope In the case when Slope is selected the measurement starts when the 100dB rising result value Source passes above the level determined by the selected decibel Level When Slope is selected the measurement starts when the falling result value Source passes below the level determined by the selected decibel Level The measurement is stopped when the conditions set in the General Settings sub list are fulfilled or after pressing the lt Start Stop gt push button or after receiving the proper control code remotely Level type trigger JL 1 When Level o
71. rnal source of the instrument s power can be achieved by reducing the brightness of the screen when possible The settings of Brightness and power saver function may be done in the Screen Setup window path lt Menu gt Display Screen Setup 3 3 Initial Setup of the instrument Switching the instrument on To switch the power on the user should press the lt Alt gt and lt Start Stop gt push buttons at the same time The instrument goes through the self test routine after switching on displaying the manufacturer and the name of the instrument and then it enters the sound mode The default display mode for result presentation is one profile Starting measurement TRAE OSAM FEEL To start the measurements the user has to press the lt Start Stop gt push button The result of the measurement is displayed with the unit of the measurement in so called one profile mode Default profile settings for Sound measurements Profile 1 A weighting filter Filter 1 A Fast for the RMS detector Detector 1 Fast Profile 2 C weighting filter Filter 2 C Fast for the RMS detector Detector 2 Fast Profile3 Z weighting filter Filter 3 Z Fast for the detector Detector 3 Fast SVAN 977 USER S MANUAL Default profiles settings for Vibration measurements Profile 1 Profile 2 Profile 3 HP1 weighting filter Filter 1 HP1 1 0s for the RMS detector Detector 1 1 0s HP3 weighting filter Filter
72. rs when pressed and held lt 4 gt 5 lt 5 The lt lt gt lt gt push buttons pressed in conjunction or in sequence with lt Shift gt enable the user specifically to e change the parameters value with double step e g Start Delay period form 1s to 11s 21s etc e to shift cursor from the first to the last position and back on the graphical presentation mode SVAN 977 USER S MANUAL 10 lt 4 5 lt gt a E gt lt gt lt 7 gt lt gt lt gt Info The lt 4 gt lt gt gt push buttons pressed in conjunction or in sequence with lt Alt gt enable the user specifically to e select the parameters value in an active position in the matrix parameter list e select the parameters value in an active position e g filter Z A B or C Start Delay period 1s 2s 3s etc e insert or delete a character in the text edition screen The lt gt lt Y gt push buttons enable the user specifically to e select lines in the list e select the correct character from the list in the text edition screen The lt gt lt gt push buttons pressed in conjunction or in sequence with lt Shift gt enable the user specifically to e shift the cursor from the first to the last position and back on the menu list e change the relationship between the Y axis and X axis of all plots presented on the screen The lt gt lt Y gt push buttons pressed in conjunctio
73. ssing the lt ESC gt push button the sub list is also closed but any changes will be ignored The Free Field and Diffuse Field filters enable the user to set compensation for sound measurements in the free field conditions or in the diffuse field conditions The microphone supplied with the SVAN 977 instrument SV 7052 is designed for sound measurements in free field conditions The Free Field option means that the correction filter for the diffuse field conditions is switched off In the case of sound measurements performed with the use of specific diffuse field microphone types the option Diffuse Field should never be used and the compensation filter should be turned off Outdoor Environment and Outdoor Airport filters are dedicated for the permanent outdoor monitoring application The characteristics of the outdoor filters depend on the application environmental the acoustic Signal is parallel to the microphone s grid or airport the acoustic signal is perpendicular to the microphone s grid The frequency characteristic of the designed filters is given in App D Windscreen filter can be switch Off On or set to automatic detection Auto 5 7 Measurement range setting Range The Range position is used to set one of OSLM 18 28 LSLM 22 58 the available measurement ranges in the lt instrument The absolute range value changes due to the calibration factor and are shown on the screen lt ENT gt There are two ranges available
74. surement Logging Logger Setup The result of the calculation is presented in the same line at the right side of the display CiS 171 19 18 AY 125Hz 100dB O OmOOs O OmOOs Level 1400dB 0 OmMmOOs O OmOOs DOISLML 22 52 Single Level 100dB 1 Om10Os O OmOOs 5 5 Selection of the 1 1 Octave and 1 3 Octave spectrum parameters Spectrum The Spectrum position appears in the Measurement list when the 1 1 Octave or 1 3 Octave function is selected in the Measurement Function list path lt Menu gt Function Measurement Function 1 1 Octave or 1 3 Octave See section 10 for more details SVAN 977 USER S MANUAL 35 5 6 Selection of the microphone compensation filters Compensation Filter The Compensation Filter position is OSLM 16 20 available only in the case of the Sound Meter modes It enables the user to select the appropriate frequency response compensation filter and the additional windscreen filter lt ENT gt The Compensation Filter window consists of a list with 6 positions Off Free Field Diffuse Field Outdoor Environment Outdoor Airport and Windscreen The position in the sub list is changed after pressing the lt gt lt Y gt push buttons In order to switch the filter on the user should mark it by means of the lt 4 gt lt gt push buttons and to confirm the selection with the lt ENTER gt push button Pressing lt ENTER gt push button closes the sub list After pre
75. surement period The X axis defines the probability of exceeding the noise level statistical level LN and the axis Y defines the calculated noise level in dB Field description of the Statistics view ss Function name 2 Statistics plot 3 Statistical level LN percentile value for the active cursor position 4 Active profile P1 P2 or P3 5 RMS detector Lin or Exp Fast Slow or Imp 6 Averaging filter used A B C or Z 7 The sampling interval for the LN values calculated by the meter 0 1 s 8 Cursor position 9 Value of the selected statistical level LN and units dB SVAN 977 USER S MANUAL The profile is changed after pressing the lt 4s and lt gt push buttons simultaneously with lt Alt gt The cursor position is changed by means of the lt 4 gt lt gt gt push buttons The statistical level and appropriate value are presented in the line below the plot Press the lt 4 gt lt gt gt push buttons with the lt Shift gt button to go straight to the first or last LN position on the screen 43 6 2 Setting the scale of the presentation and the display grid Display Scale The Display Scale sub list enables the user to change the displayed dynamic scale in the available modes of graphical presentation of the measurement results and switch the grid on off Setting the scale of the measurement results presentation The Scale position is accessible only in the case
76. switched on and the logging results have been defined then in parallel with measurements during Intergation Period results the partial measurement results are saved in the file with the interval step defined by Logger Step parameter Up to 12 results can be logged simultaneously from three independent user defined profiles of the instrument Peak Max Min Leq with time step down to 1s These results are saved in the logger file in the external memory in all modes and functions of the instrument The recording in the loggers memory is stopped after the period which is equal to Intergation Period multiplied by Repetition Cycles or after pressing the lt Start Stop gt push button or after stopping the measurements remotely The whole block of summary results will be added to the logger file at the end of the measurement cycle repetition cycle repetition cycle repetition cycle repetition cycle n N 1 n N time integration time integration time T T Q signal amplitude D8 S7 2 C N E gt Yr logger time step Relations between Integration Period and Logger Step 5 4 2 Results selection Logger Results The Logger Results list enables the user LISLM 118 00 EDETI to activate the results for three independent user defined profiles which will be recorded to the logger file during measurement Activation deactivation can be done by means of the lt 4 gt lt gt push buttons pressed together with
77. ts performed earlier and the results obtained and finally Clear Calibr History lt ENT gt Notice The calibration factor is always added to the results in the Level Meter 1 1 Octave 1 3 Octave FFT modes Notice It is advised to perform the calibration of the instrument each time before the measurements begin A single calibration at the start of each day is usually sufficient for most regulations Notice The calibration level and the calibration result are expressed in different units depending on the settings of the instrument The metric or non metric Vibration units are set in the Vibration Units window path lt Menu gt Auxiliary Setup Vibration Units Additionally the linear or logarithmic units are set in the Display Scale window path lt Menu gt Display Display Scale Notice It is not possible to calibrate the instrument during the execution of live measurements It is possible to open different lists and sub lists but the positions in these lists are displayed greyed out inversely and so not accessible The flashing gt icon on the top line indicates that the instrument is in the measurement process In order to change the sensitivity the current measurement in progress must be finished gt BBD SVAN 977 USER S MANUAL 4 3 1 Calibration by Sensitivity in the case of Acoustic signal Calibration by using the microphone s published sensitivity information can be performed in the following wa
78. ttons pressed together with lt Alt gt Help information In most windows the last line or several lines at the bottom of the screen contain help information It informs the user how to select or modify the parameter s value change the character in the text line etc Inactive parameters OSLM_17 51 If some functions or parameters are not available the positions in the menu or parameter lists linked with this function or parameter became inactive their colour becomes grey For example if Logger path lt Menu gt Measurement Logging Logger Setup is switched off the Logger presentation mode is not active 3 2 Powering of the instrument The SVAN 977 can be powered by one of the following sources e External DC power source 6 V DC 24 V DC 1 5 W e SA 17A external battery pack operation time gt 24 h option e Four AA standard size internal batteries 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 AA rechargeable batteries can be used a separate external charger is required for charging them In this case using the best NiMH type the operation time can be increased up to 16 h 4 8 V 2 6 Ah e USB interface 500 mA HUB SVAN 977 USER S MANUAL 15 For each of the three kinds of possible power source there is a different view presented in the Battery window of the Instrument list When the instrument is pow
79. ults of the 1 1 Octave and 1 3 Octave analysis Display Modes enables the user to select the mode of the presentation the 1 1 Octave or 1 3 Octave spectra Display Scale enables the user to change the scale of the vertical and horizontal axis of the spectra presentation and switch on or off the grid Spectrum View enables the user to choose the type of the spectrum to be presented and to activate the Max and Min spectrum Spectrum Type enables the user to change the spectrum type presented on the display Acceleration Velocity and Displacement 11 8 Presentation of 1 1 Octave and 1 3 Octave analysis results CiS 171 19 40 The Spectrum position of the OS 17 1 amp 11 09 Display Modes list is accessible only for the 1 1 Octave and 1 3 Octave functions lt ENT gt When the Spectrum mode is switched on BEMIAR 14 52 1S 173 211 4 55 the measurement screen in the Spectrum ter 2 visualisation mode is shown here for octave and third octave bands in the sound mode Field description of the Spectrum view Type of spectrum Cursor position Value for the cursor position Averaging used Spectrum plot Frequency weighting filter used Total values Central frequency for the cursor position O od sa ae 1k F 20 0Hz SVAN 977 USER S MANUAL The user may shift the Y axis during the spectrum presentation after pressing the lt Shift gt and lt gt or lt Shift gt and lt 7 gt push buttons The user may ch
80. ve and 1 3 Octave 0Os 1 71 amp 18 48 analysis so called spectrum can be examined by ter 2 the user on a display in the Spectrum presentation mode The availability of this mode can be switched on or off by the user path lt Menu gt Display Display Modes 1 1 Octave and 1 3 Octave spectra for all centre frequencies of pass band filters together with the Total overall values measured with preselected frequency weighting filters are presented in the Spectrum mode if selected in the spectrum display menu The read out of the value of interest in the spectrum can be done in Sound modes and in Vibration modes of the presentation using a vertical cursor on the screen 11 1 Selection of 1 1 Octave or 1 3 Octave analysis mode In order to select the 1 1 Octave or OSLM E102 45 1 3 Octave analysis mode the user has to enter the Function list by pressing the lt Menu gt push button then select the Function text and press lt ENTER gt Then the user has to open the Measurement Function window highlight the required analysis bandwidth and press lt ENTER gt lt ENT gt SVAN 977 USER S MANUAL 58 Notice It is not possible to change the current function during a live measurement In this case the instrument displays for about 2seconds the text Measurement in Progress In order to change the current measurement function the instrument must be stopped 11 2 Selecting the parameters of 1 1 Octave and 1 3 Octave
81. ve or 1 3 Octave functions is selected in the Measurement Function window and enables the user to change the type of the spectrum Type and to activate the presentation on the display of the Max and Min values for every displayed spectrum band In the Type position the user may choose the following different spectrum type to be presented on the display in the graphical presentation modes Averaged Instantaneous Max and Min OVv 171 516 02 BOv 171 15 41 Averaged P lt P lt OV 171 16 07 OV 171 16 08 Instantaneous Max SVAN 977 USER S MANUAL 45 The mininum and maximum spectra can OVvi7t 1417 be presented at the same plot as main Averaged spectrum when the Max or Min parameter a is switched on A red line shows the v maximum levels in every band while a blue line shows the minimum levels if selected by the user The Spectrum Type position appears only Oveisi 17 27 Ovii71 12 34 in the Vibration measurement modes when 1 1 Octave and 1 3 Octave functions are selected in the Measurement Function window and enables the user to change the vibration spectrum type This sub list contains three positions Acceleration Velocity or Displacement lt ENT gt 6 5 Setting the display brightness and power saver Screen Setup The Screen Setup window enables the OSLM 17 29 OSLM 17 30 user to set the brightness of the display and to switch on the screen saver Setting the brightness of the display O
82. vity of the accelerometer taken from its calibration certificate using the lt Shift gt with lt 4 gt lt gt push buttons and then press lt ENTER gt The calibration factor is calculated after pressing the lt ENTER gt push button in relation to the nominal value of 10 0 mV ms In order to avoid the calculation the user has to leave the Calibration sub list by pressing lt ESC gt For an accelerometer sensitivity higher than 10 0 mV ms the calibration factor will always be negative 20 35 00mV Pa 31 19mV Pa PO VULM 20 23 10 00mV ms 2 SVAN 977 USER S MANUAL 21 For an accelerometer sensitivity lower than 10 0 mV ms the calibration factor will always be positive The lowest available value of the sensitivity that can be introduced is equal SS to 10 0 uV ms it conforms to the calibration factor equal to 60 0 dB and the highest value is equal to 10 0 V ms calibration factor is equal to 60 0 dB 4 3 3 Calibration By Measurement in the case of Acoustic signal Calibration by measurement for the sound measurements can be done in OSLM 03 55 the following way 1 Select the calibration by measurement highlight the Calibr by Measurement text from the Calibration sub list and press the lt ENTER gt push button 2 Attach the acoustic calibrator SV 30A or equivalent 114 dB 1000 Hz carefully over the microphone of the instrument ca 124 dB or different type of acoustic cal
83. when the measurement is stopped This delay period can Inf be set from 0 second to 60 seconds with 1 second step by means of the Lin lt 4 gt lt gt push buttons and with 10 seconds step by means of the lt 4 gt lt gt gt push buttons pressed together with lt Shift gt Notice The minimum delay period is equal to 0 second In the Calibration mode the delay period is always equal to 3 seconds Setting synchronisation of the measurement start OYLM 21 43 The Start Sync position defines maximum delay period from pressing the 1s lt Start Stop gt push button to the start of the measurements to allow im synchronisation with the instrument s RTC The Start Sync parameter can co 00204 be set as Off 1m 15m 30m and 1h For example if 1h was selected Me then each measurement starts from the first second of next real time hour Lin after pressing lt Start Stop gt push button and then each hour after Integr Per if Rep Cycles is greater than one The default value is set to Off Switching on off the integration period settings OYLM 21 44 The integration period can be set as infinite or can be defined together with 1s the Repetition Cycles number The Integr Period Inf position defines if im the period during which the signal is being measured is infinite or not If the ra Integr Period Inf parameter is switched on then the signal will be averaged all the time until the lt Stop gt push button is pressed and the me
84. y 1 Select this type of calibration highlight the Calibr by Sensitivity text from the Calibration sub list and press the lt ENTER gt push button 2 Set the sensitivity of the microphone taken from its calibration certificate using the lt Shift gt with lt 4 gt lt gt push buttons and then press lt ENTER gt The calibration factor is calculated after pressing the lt ENTER gt push button in relation to the nominal value of 35 0 mV Pa In order to avoid the calculation the user has to leave the Calibration sub list by pressing lt ESC gt For a microphone sensitivity higher than 35 0 mV Pa the calibration factor will always be negative For a microphone sensitivity lower than 35 0 mV Pa the calibration factor will always be positive The lowest available value of the sensitivity that can be introduced is equal to 35 0 uV Pa it conforms to the calibration factor equal to 60 0 dB and the highest value is equal to 35 0 V Pa calibration factor is equal to 60 0 dB In order to return to the Calibration sub list the user has to press the lt ESC gt push button 4 3 2 Calibration by Sensitivity in the case of Vibration signal The calibration by using the accelerometers published sensitivity information can be performed in the following way 1 Select this type of calibration highlight the Calibr by Sensitivity text from the Calibration sub list and press the lt ENTER gt push button 2 Set the sensiti
85. ysis Range 58 11 4 Setting the parameters of 1 1 Octave and 1 3 Octave analysis Spectrum 58 115 Saving of 1 1 Octave and 1 3 Octave analysis results Logger Results 59 11 6 Selecting the result which triggers recording for the logger in 1 1 Octave and 1 3 Octave analysis Logger Trigger 59 11 7 Display options in 1 1 Octave and 1 3 Octave analysis mode 60 11 8 Presentation of 1 1 Octave and 1 3 Octave analysis results 60 11 9 Setting the scale of the spectrum presentation and the grid Scale 61 11 10 Setting the parameters of the spectrum presentation Spectrum View 62 SVAN 977 USER S MANUAL 11 11 Selection of the Spectrum Type in Vibration mode Spectrum Type 63 11 12 Setting filter coefficients for 1 1 Octave and 1 3 Octave analysis Spectrum Based Filter 63 SVAN 977 USER S MANUAL 6 1 The SVAN 977 is an all digital Type 1 Sound amp Vibration level meter SLM and VLM as well as a real time 1 1 or 1 3 octave analyser The instrument designed for general acoustic and vibration measurements environmental monitoring occupational health and safety monitoring iS Three acoustic or vibration user configurable profiles allow parallel measurements with independently defined frequency filters and RMS detector time constants Each profile provides significant number of results like Spl Leg Sel Lden LEPd Ltm3 Ltm5 LN LR15 LR60 Ovl Peak Max and Min in the case of sound measurements or RMS Ovl Peak P Pand

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