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Fluke SONOCHEK Operating Instructions Manual Download Page 83

Measurements 

SONOCHEK

 

 

83

 

SONOCHEK 09.2018 

3. Tap on individual fields briefly to set level values for the output.

The application switches to live mode and shows the selected formatting.

The settings are saved and the device shows the activated grid with the allocated values the 
next time it starts.  

Important! 

The settings are reset to the factory setting after updating the app. 

The following values can be assigned to the fields. 

---   

no value assigned 

L   

current level [standard]  

Leq 

energy-equivalent continuous sound pressure level  

LF  

time-evaluated current level (smoothed)  

Lpk 

peak level  

Lmin 

minimum level of the current level [standard]  

Lmax 

maximum level of the current level [standard]  

T   

(only active if the structure-borne sound sensor is connected) 

Show the level profile or spectrogram 

Tap on the icon in the upper left corner.

The display switches between spectrogram and ultrasonic level.

The display can be turned for a detailed view of the level profile and spectrogram: 

  Tap on the icon 

. 

The level and spectrogram are shown enlarged.

Summary of Contents for SONOCHEK

Page 1: ...Android 4 4 2 SONOLEAK 1 3 2 SONOLEVEL 1 3 2 Software Manager 1 3 2 Issue 17 09 18 Item number LIT 06 205 EN Translation of the German manual SONOCHEK Ultrasonic measuring device for preventative plant maintenance Operating Instructions ...

Page 2: ...ed The authors do not provide any guarantee for the accuracy of the contents of this manual Furthermore the authors are not in any way liable for any direct or indirect loss arising from using the product or from using this manual even if the authors have identified the potential for such a loss The authors do not accept any liability for potential faults in the product This exclusion of warranty ...

Page 3: ...on of the device 30 3 3 Basic information about device operation 34 3 4 Description and operation of the airborne sound sensor DBS10 39 3 5 Description and operation of the structure borne sound sensor and temperature sensor DBS20 45 3 6 User interface and functions of the SONOLEVEL app 53 3 7 User interface and functions of the SONOLEAK app 62 3 8 Data management 70 3 9 Managing software applicat...

Page 4: ...5 2 Checking the measuring accuracy 101 6 Troubleshooting and support 102 7 Disposal 104 8 Technical data 105 8 1 SONOCHEK ultrasonic measuring device 105 8 2 Airborne sound sensor DBS10 109 8 3 Structure borne sound and temperature sensor DBS20 110 ...

Page 5: ... SONOCHEK to your computer via USB you can open and print the operating manual via the file explorer in the Adobe Acrobat application on your computer The operating manual for SONOCHEK and the accessory manuals can be found in the following folder SONOCHEK XX_manuals This document was created with due diligence PRUFTECHNIK does not guarantee the completeness correctness and up to dateness of the d...

Page 6: ...er Qualification Incorrect measurement data and incorrect system evaluations are possible In the event that for example defects in the compressed air systems faulty condensate drains or damage in electrical systems are not detected or are incorrectly evaluated this may result in serious damage to the system which may then result in life threatening injuries Errors whose consequences cannot be esti...

Page 7: ...aired by the user Modifications and changes to the device and sensor system are prohibited Device damage is possible An incorrect use of the SONOCHEK and its accessories may lead to damage and in the worst case to the destruction of the device technology Only connect the SONOCHEK to the sensor system and accessories that you have received from PRUFTECHNIK The SONOCHEK and the sensor system have th...

Page 8: ...risk of injury or device damage You can injure yourself or damage the sensor system when locating ultrasonic signals in areas that are not visible or that are poorly visible Work so that your hands and the sensors are always in your visible range If necessary use the flashlight function of the sensors to illuminate the measurement points Device damage is possible The device display may be damaged ...

Page 9: ...ur measurement data Back up your measurement data to different data carriers regularly to avoid data loss in the rare case of device malfunction Disconnect the SD cards properly by using the corresponding function in the device settings before removing the card from the card slot In any case back up the data before you reset the device to factory settings or re format the SD card ...

Page 10: ...asuring device SONOCHEK with sensor module 1 channel Sensor cable Ear muff headphones Audio cable for headphones Carrycase Universal charger and micro SUB cable Software for SONOLEVEL app Software for SONOLEAK app Allen key Operating instructions as PDF on the device Case lock Broadband Airborne sound sensor DBS10 Sensor attachment Precision locator DBS10 1 including adapter cap Sensor attachment ...

Page 11: ...ng protective cover Display protective film Carry strap for securing the device from falling down Holding eyelet for carry strap with fastening screw Installed upon delivery Allen key Without image For assembly and disassembly of the holding eyelet for the carry strap ...

Page 12: ...thium ion rechargeable battery Operating system Android 4 4 2 Integrated speaker and microphone Micro USB 2 0 connection 4 pole Lemo connection for sensors 16 GB internal data storage Slot for external microSD card Operating instructions as PDF on the device Sensor module 1 channel Wired Sensor cable Spiral cable with 4 pole LEMO plug in connector without image Ear muff headphones Sound output ste...

Page 13: ...stem SONOCHEK 13 SONOCHEK 09 2018 Audio cable For ear muff headphones Universal charger 2 amp various international attachments Operating instructions from the manufacturer Micro USB cable 2 0 USB A and micro B plug Length 1 m l ...

Page 14: ...and evaluation of leaks on compressed air gas and vacuum systems Detection of leaks at windows doors cabins vehicles or containers Detection of electrical partial discharges and insulation damage Precision locator DBS10 1 Attachment for the airborne sound sensor DBS10 Applications Precise localization of damage points in the nearby area up to 15 cm Small acoustic horn DBS10 2 Standard accessories ...

Page 15: ... and need to be ordered separately 2 4 1 Structure borne sound sensor system and accessories DBS20 Broadband structure borne sound and temperature sensor DBS20 Bandwidth 20 kHz 100 kHz Functional buttons for the remote control of the SONOCHEK Integrated LED light Infrared thermometer for 94 F to 716 F 70 C to 380 C Object temperature Applications State monitoring of machines and systems Functional...

Page 16: ...ture borne sound and temperature sensor DBS20 Applications For coupling at the measurement location for long term measurements and for ensuring a uniform contact pressure Key set for structure borne sound and temperature sensor DBS20 For the assembly and disassembly of probe tip DBS20 5 as well as the magnetic adapter DBS20 3 2 4 2 Parabolic sensor DBS30 Broadband Parabolic sensor with shoulder ba...

Page 17: ...ting for the sound intensities of loud 70 dB and quiet 40 dB Applications The ultrasonic transmitter DBT10 can be used to detect leaks at windows doors cabins climatic test cabinets vehicles or containers 2 4 4 DATAVIEWER Using the DATAVIEWER software the measurements recorded using the SONOLEVEL app on the SONOCHEK can be evaluated on a Windows PC or tablet ...

Page 18: ...f the device 2 5 2 Functional Scope The SONOCHEK can be used to evaluate system conditions where ultrasonic signals occur and whose evaluation allows for conclusions to be drawn about the correct functioning Applications range from the simple leak check to the monitoring tasks of complex processes The device concept of the SONOCHEK was developed with the aim of using adapted sensor systems and fle...

Page 19: ...edure is used for example when measuring the leak tightness of pressure free systems and containers Averaging the ultrasound in very small time intervals produces the representation of the level profile The level data is output as a level profile The spectra are calculated directly from the high resolution ultrasonic data and displayed as spectra over time spectrogram Up to 5 additional level valu...

Page 20: ...g Applications to manage installed measurement software software manager available via the app overview Application for setting the language date and time SONOCHEK Setup 2 6 1 Information about the operating system and valid licenses The SONOCHEK licenses are based on the Android 4 4 2 operating system Licenses valid for apps on the SONOCHECK are stored on the device in the Settings menu item 2 6 ...

Page 21: ...rmination of sound levels Recording and logging ultrasonic signals Graphic representation on levels level profiles and spectrograms Add photos comments and voice memos SONOLEAK app Apps for the leak detection and evaluation Determination of sound levels Recording and logging leaks Graphic representation Spectrogram Output of leak classes and volumetric flow rate Add photos comments and voice memos...

Page 22: ... off Screen lock sound On off Display Brightness Adjusting the background lighting Wallpaper Selection of background graphics Photos from the gallery or background image from the overview Auto rotate screen On off Sleep Set the time interval for automatic change to the idle state possible values 15 30 seconds 1 2 3 5 10 30 minutes without activity Font size Selection of specified values small norm...

Page 23: ...asswords visible Yes no Language input Language Selection from list Spell check Yes no Personal dictionary Keyboard and input methods Selection of the keyboard and setting the keyboard settings Pointer speed of the mouse trackpad adjustment via the slide control System Date time Set date input via keyboard or selection of stored values Set time input via keyboard or selection of stored values Sele...

Page 24: ... sure to observe the original operating instructions of the manufacturer and the valid instructions for safe working with hearing protection in noisy areas 2 7 1 Function of the operating keys No Function of the keys 1 Switch headphones on off Press the key on the right capsule for about 3 seconds sound signal indicates operation shutdown Regulate noise suppression on the headphones 2 Reproduce am...

Page 25: ...r to first use Opening the TSA lock 1 Set the correct combination 2 Move the shackle into the large opening 3 Pull out the bracket Changing the combination 1 Set the current combination Factory setting 0 0 0 2 Push in the adjusting screw using a suitable flathead screwdriver 3 Turn the adjusting screw 90 counterclockwise 4 Set a new combination 5 Return the adjusting screw into the original positi...

Page 26: ...ng transport or due to device use recharge it by using the included power supply Connect the SONOCHEK to the power network via the charger The right status LED illuminates orange signals the charging process which lasts about 4 hours with a completely discharged rechargeable battery and the device switched off The completion of the charging process is indicated by the right status LED illuminates ...

Page 27: ...p possible by using the wrong screw Use the supplied countersunk head screw to secure the retaining lug Attaching the carry strap 1 Loosen the end of the carry strap from the plastic adjustment buckle 2 Pull the adjustment buckle to a position in which the end of the carry strap is long enough for attachment to the holder 3 Place the carry strap on the red side so that you can see the backs of the...

Page 28: ...e bushing and plug Connect the sensor appropriate to the measurement task to SONOCHEK using the cable supplied The sensor is powered via the cable and the measurement data is automatically transferred to the SONOCHEK The sensor is ready for operation when the status LED on the sensor lights up green Observe the corresponding sensor description for the assembly of accessories Important The sensor i...

Page 29: ...the headphones to the SONOCHEK via the associated cable 2 Switch on the headphones via the key on the right capsule by pressing down the key for about 3 seconds Switching on off is indicated acoustically power on power off 3 Adjust the noise suppression via the two other keys quieter louder 4 Switch the headphones off after use Damage to the plug in connectors possible Disconnect the cable from th...

Page 30: ...interfaces and device elements 1 4 pole Lemo connection for airborne sound and structure borne sound sensors 2 Loudspeaker 3 Slot for headphones 4 Micro USB connection for charger power supply data transmission 5 Slot for micro SD card 6 Microphone 7 Camera and flash light 8 Cover of the battery compartment only to be opened by trained service personnel 9 Carry strap holder 1 7 8 9 2 3 4 5 6 ...

Page 31: ...battery is charged 2 Increase the volume of the sound signals 3 Reduce the volume of the sound signals 4 Longer pressing Device on off with device switched on Silent mode on off Press briefly Standby mode 5 With active camera app Create photo With active SONOLEVEL SONOLEAK app Activate camera app With locked SONOLEVEL SONOLEAK app Unlock device 6 Press briefly Home key on the measuring device the ...

Page 32: ...aning of the display elements 1 Status bar see also chapter 0 Functionalities in the status bar Current device time Battery status full empty Battery status Device is being charged Device volume status silent 2 Time and date digital clock widget 3 Available apps via quick access 4 Overview of all installed apps and widgets 2 3 4 7 6 5 1 ...

Page 33: ...ted apps remain active 7 Back Closes the current window and returns to the previous window Important The display elements 5 6 and 7 are shown and hidden depending on the active application Tap on the bar to overlay No Apps and widgets for quick access move startup screen to the side 1 Camera 2 Gallery overview of photos and screenshots 3 Settings list of parameters page 22 1 2 3 ...

Page 34: ...nctions On or Off indicated by color change or adjustment of the border Pressing on an icon or menu item for a long time Often shows additional actions similar to the context menu with Windows right mouse click On apps in the overview Activates the application to create a shortcut to the startup screen Tap icon keep pressing it and use your finger to move it to the point where the icon is to be pl...

Page 35: ... values Lateral swiping activates ON deactivates OFF the stored function Checkbox Brief tapping activates deactivates the stored function Selection of a value from a predefined list only one value may be set Tap to activate a new value Selection of values from a predefined list Move values up or down active value highlighted in the middle Manual input of values Press the active value for a longer ...

Page 36: ... the notification to the side or tap the icon to delete it from the view Overlay additional functions and displays icon changes Hide the functions and displays again Possible adjustments via the status bar Display brightness can be adjusted via the slide control Settings quick access to device settings Additional displays Rechargeable battery status 3 3 4 Input of text via touchscreen Input screen...

Page 37: ...ers after the initial input Double tap or tap and hold to activate the input of small caps Input of text in small caps is active excluding uppercase letters Double tap or tap and hold to deactivate the function again Input of letters is active when starting the keyboard To activate digits or special characters tap on the icon The following functions are available when the input of digits or specia...

Page 38: ... here Moving an active app into the background The application is still active and can be restarted quickly User data user name selected folder or applications audio settings is maintained Some readings depending on the app are maintained Minimal value and maximum value Closing the apps System memory is available for other applications required for apps that require a lot of memory The system stab...

Page 39: ...rnatively the task manager can be accessed via the icon You will find additional information for example at https www droidwiki org for the basic operation on Android 3 4 Description and operation of the airborne sound sensor DBS10 3 4 1 Safety instructions Eye injuries possible The target laser laser class 2 can cause serious eye damage Never look into the laser beam Never point the laser at othe...

Page 40: ... air gas and vacuum systems depending on the app Detection of leaks at windows doors cabins vehicles or containers in combination with an ultrasonic transmitter Detection of electrical partial discharges and insulation damage 3 4 3 Functional principle The sensor attachments direct the ultrasound to the ultrasonic microphone The ultrasonic microphone in the sensor converts sound pressure fluctuati...

Page 41: ...to search for damaged points in poorly lit environments 3 4 4 Connections control elements and display elements No Control and display elements 1 Sensor accessories Small acoustic horn standard 2 Volume adjustment 3 Start stop measurement recording 4 Target laser on hold key down 5 LED light flashlight on off 6 Status LED 1 3 4 2 6 5 ...

Page 42: ...NOCHEK 09 2018 No Sensor elements 1 Target laser do not look into the beam Laser class 2 2 Ultrasonic microphone 3 LED light flashlight No Connections 1 USB port only for service 2 Slot for sensor cable 3 Red marking for sensor cable plug in position 2 1 3 3 2 1 ...

Page 43: ...n of ultrasonic signals via the funnel shaped small acoustic horn DBS10 2 improves the signal strength at the ultrasonic microphone In this way damaged points can be detected across medium distances up to 3 m The target laser can be used to delimit the area for the subsequent fine search Note Use the precision locator DBS10 1 for precise detection Large acoustic horn DBS10 3 Attachment for the air...

Page 44: ...he plug in connectors possible Note the mark with the red dot which specifies the plug in position on the bushing and plug Connect the sensor to the SONOCHEK via the associated cable according to the marking The sensor is powered via the cable and the measurement data is automatically transferred to the SONOCHEK The sensor is ready for operation once the LED of the operating display illuminates gr...

Page 45: ...ies Your hands may be crushed by the high magnetic attractive force of the magnetic adapter Obliquely place the magnetic adapter on the measured object as slowly as possible Important It is not permitted by the IATA to transport the DBS20 5 in hand luggage 3 5 2 Applications and intended use The structure borne sound sensor with changeable attachments is used among other things for the following S...

Page 46: ...t ultrasound transfer is available Condensate separator The pump housing must be freely accessible With regard to comparative measurements always reattach the probe tip to the same test point 3 5 3 Functional principle The probe tip directs the ultrasonic waves from the measurement location to the ultrasonic converter The ultrasonic converter converts structure borne sound waves vibrations into an...

Page 47: ...47 SONOCHEK 09 2018 3 5 4 Connections control elements and display elements No Control and display elements 1 Sensor accessories e g magnetic adapter 2 Volume adjustment 3 Start stop measurement recording 4 LED lights flashlight on off 5 Status LED 3 4 2 5 1 ...

Page 48: ...8 No Sensor elements and connections 1 LED lights flashlight 2 Ultrasonic converter Coupling surface internal thread M5 3 Infrared temperature sensor No Connections 1 USB port only for service 2 Slot for sensor cable 3 Red marking for sensor cable plug in position 1 2 3 3 2 1 ...

Page 49: ...ries for structure borne sound and temperature sensor DBS20 Application Measurements in difficult to reach places The probe tip that is longer compared to the DBS 20 1 also reaches measurement locations that are more difficult to access In addition the long probe tip makes it possible to carry out measurements on hot surfaces The slightly altered signals due to the longer sound path must be taken ...

Page 50: ...HEK The sensor is ready for operation once the LED of the operating display illuminates green 3 5 7 Assembly and disassembly probe tip Device damage and incorrect readings possible It is possible to destroy the probe tip holder from incorrect assembly and disassembly Both elements of the key set DBS20 see figure below must be used to assemble and disassemble the probe tip Ensure that the probe tip...

Page 51: ... of the device sensor system and apps SONOCHEK 51 SONOCHEK 09 2018 DBS20 3 DBS20 5 Important The warranty and guarantee will be void in the event of damage from removing the probe tips without the key set DBS20 ...

Page 52: ...n emission ratio ε 1 Since the radiation properties of the surfaces of measured objects deviate from this this must be taken into consideration for the non contact temperature measurement Painted or oxidized surfaces usually have an emission ratio of 0 9 This setting is suitable for many measurement tasks Additional values for frequently used materials can be taken from so called emission ratio ta...

Page 53: ...ection Measurement 1 Last measurement consecutive number adjustment when started User name to be specified when starting the app Device lock is enabled 3 Protection from incorrect operation of the device Enabled if the device is strongly tilted hangs on the carry strap To unlock the device press the key next to the display on the right side of the device Status line for measuring time 4 Left Time ...

Page 54: ...on the display 1 Graphic output Display of level profile spectrogram Spectrogram Frequency range between 20 kHz to 100 kHz over time Level profile Selected ultrasonic level over time 2 Numerical output Display of different level values adjustable Level wheel left and level bar right indicate the current level L 2 1 3 ...

Page 55: ... one of the black dots and drag it up or down to change the value as needed If necessary you can reset the values to the factory settings Press Reset to this end Then tap on OK to confirm the inputs Note When exporting SONOLEVEL data the personalized settings of the frequency ranges for the color scale are also exported In the DATAVIEWER software the SONOLEVEL data is then displayed according to t...

Page 56: ...he values Lmin and Lmax to current readings 5 Settings Select the application leak bearing condensate separator adjust the measurement duration and sampling times audio settings temperature units metric or imperial temperature measurement settings information about the device status Available memory licenses app version 6 Show the overview of the measurements in the current folder 7 Replay recordi...

Page 57: ...reen Available functions in the overview are shown below No Functions in the folder overview 1 Export data Select data to export as PDF report or ZIP 2 Show measurements in the folder see also chapters 3 6 6 3 Activate folder Desired folder is activated the use switches to live mode 4 Edit the folder details Change names photos add comments or voice memos to the folder opening the overview of meas...

Page 58: ...lder details No Functions in the folder details 1 Adding further details to the folder Photos with the device camera Photos from the gallery Voice memos 2 Change the folder name Can be changed by tapping 3 Opening the detailed view of measurements see chapter Error Reference source not found 1 2 3 ...

Page 59: ...folder name reviewer date of recording and measurement duration The last measurement is shown first Available functions are shown below No Function in the measurement overview 1 Edit measurement details Add photos comments or voice memos 2 Play the recording back Application switches to the playback mode 3 Delete recording Select measurements that are to be deleted 3 2 1 ...

Page 60: ...a that is automatically recorded by the device or is stored in the settings and cannot be changed Name of the measurement date of creation measurement duration Settings that were set by the user for the measurement and can be changed in part Audio settings reviewer application Details that were added to the measurement and that can be changed or expanded Photos text comments or voice memos 3 1 2 4...

Page 61: ...ry Comments as a text note Voice memos 2 Retroactively change application select value in the list 3 Retroactively delete photos tap to activate the function 4 Retroactively edit the text note tap to activate the text input for changes 5 Play back or delete voice memo 6 Delete a recording delete selected measurement with all details 7 Play back the measurement recording Application switches to the...

Page 62: ...s displays No Status displays in the SONOLEAK app 1 Folder where the current measurement is stored e g SONOLEAK Test Metadata of the measurements 2 Airborne sound sensor DBS10 Sensor identification automatic detection User name to be specified when starting the app 3 Process for making ultrasonic signals audible audio mode PhaseVocoder or heterodyne 2 1 3 ...

Page 63: ...rogram Spectrogram Frequency range between 20 kHz to 100 kHz over time 2 Numerical output Display of the sound level in dB Level wheel left and level bar right indicate the current level L 3 Display of the system pressure and gas No Functions via quick access in the reading display 3 Input of system pressure and gas tap on panel to change the input 2 1 3 ...

Page 64: ...t the audio mode PhaseVocoder Heterodyne 2 Call up the folder overview functions see next chapter 3 Start stop measurement 4 Settings Adjust the measurement settings including system gas pressure imperial metric units for pressure and leakage loss audio mode 5 Leakage details Adjust the data of the last measurement s 3 2 1 5 4 ...

Page 65: ...e shown below No Functions in the folder overview 1 Export data Select data to export as a PDF report CSV or ZIP 2 Show measurements in the folder functions see chapter 3 7 5 3 Leakage classes Leakage distribution across leak classes 1 to 5 from left to right the leaks are displayed with active evaluation 4 Activate folder Desired folder is activated the use switches to live mode 5 Edit the folder...

Page 66: ...e The last measurement is shown first Available functions are shown below No Function in the measurement overview 1 Specification of the leak class for additional details see next chapter 2 Specification of the leak rate for additional details see next chapter 3 Change the display of leaks in the overview tap NAME Time stamp ID unique number continuous for recording 4 Delete Select measurement tha...

Page 67: ...os 2 Change the folder name Can be changed by tapping 3 Edit the leak class reference values Can be changed by tapping Modified values can be saved in custom profiles and be loaded for reuse 4 Save the profile for leak class reference values 5 Load the profile for leak class reference values In addition to the individual profiles the list also contains the standard profile with the factory setting...

Page 68: ... a measurement Metadata that is automatically recorded by the device or is stored in the settings and cannot be changed Date of creation and sensor used Settings that were set by the user for the measurement and can be changed in part System pressure and system gas Details that were added to the measurement and that can be changed or expanded Photos and voice memos 1 2 3 4 8 7 6 5 ...

Page 69: ...aded see chapter 3 7 6 Editing the folder details The set profile is always used to determine the leak class of a selected measurement 2 Add additional details about the measurement Photos with the device camera Photos from the gallery Voice memos 3 Leakage name Can be changed by tapping 4 System pressure and gas Can each be changed by tapping 5 Repair planning It can be stored for each leak wheth...

Page 70: ...tions for the installation apk or licenses lic Operating instructions manuals Reports SONOLEVEL or other app zip pdf SD card if connected Reports SONOLEVEL or other app zip pdf Please note that additional folders are provided by the operating system which are not relevant for measurements with the SONOCHEK 3 8 2 Transferring data via USB Before the data can be transferred this must be combined in ...

Page 71: ...t data for export see chapter 4 3 In the settings select the check box External SD card determine any folder name required and confirm the merging of the data with Create Data loss and damage to the SD card possible In no case remove the SD card while the data is being transferred and before you have properly disconnected the memory card in the SONOCHEK settings The setting is indicated by the not...

Page 72: ...ns apps can be installed by using the software manager The following files are provided for installation or update License files lic e g Sonoleak_App_XXXXX_permanent lic Software applications apk e g sonoleak vX XX apk Important So as not to endanger the stability of the device the installation is only supported for apps that have been developed or approved by PRUFTECHNIK The following describes t...

Page 73: ...e manager Important The software manager is required to install applications on the SONOCHEK and cannot be deleted The corresponding icon for uninstallation is active in the delivery state All installed applications can be updated via the Update icon with the described procedure as soon as the update file is stored on the SONOCHEK The icon for installation is automatically activated for new applic...

Page 74: ...g on the icon The following window is then opened 7 Confirm the installation by tapping on Install The installation process is signaled by overlaying the following information SONOLEVEL is being installed App has been installed 8 Complete the installation by tapping on Done or open the installed app by tapping on Open ...

Page 75: ... pressing until the start screen is displayed Move the icon to the location where it is to be placed and leave it there The icon is permanently stored on the startup screen for quick access 3 9 3 Status displays and information about the app 1 Tap on the Settings icon and choose the menu items Memory in order to access free memory for measurement data OR Licenses in order to read license informati...

Page 76: ...e are there weak points in the system e g at the connection elements How does a condensate drain work when does it open or close according to its purpose Important Using the correct sensor accessory and correct settings in the device may decide whether you can localize damaged points in the system or not The determined measurement data forms the basis for the system evaluation The correct use of d...

Page 77: ...that are to be complied with for the documentation in your company or specify the number and type of photos e g photo of the system and detailed view with marked damaged point 4 1 3 Ensure the operational capability of the device technology Before starting measurements ensure that the device technology is operational and is not damaged the device battery is charged see chapter 3 1 1 Charge the rec...

Page 78: ...e suitable for operating touch displays 2 Move the key symbol to the side on the touch screen The device is unlocked and displays the following menu for the initial start up For additional starts see the next display figure Tap on the English device language to adjust the language settings for the SONOCHEK 3 Select a language from the list The list is closed and the menu for the initial start up i...

Page 79: ...tandby the display automatically switches to standby mode to save energy Adjust the language English is enabled as the device language when the SONOCHEK is delivered Important Close all apps before making adjustments to the language settings To adjust the device language proceed as follows 1 Select Overview Settings Language input menu item Language 2 Select a language from the list After selectin...

Page 80: ...machine and system states with the SONOCHEK Before starting measurements ensure that the volume in the device and the suppression of ambient noises at the headphones are optimally set Controlling the device volume Familiarize yourself with the SONOCHEK before recording measurements Important Test the auditory impression in combination with the different display options of the respective app by gen...

Page 81: ...ter in order to protect the user s hearing Adjusting the display brightness Important A reduced display brightness can significantly reduce the power consumption and thus increase the device running time To adjust the display brightness 1 Select Overview Settings Display the menu item Brightness 2 Select the desired brightness via the slide control 3 Tap on the icon to return to the measurement sc...

Page 82: ...sentation and values can be derived from the sound signals recorded at the ultrasonic microphone The output on the display can be adjusted according to individual requirements and the requirements of the measurement task Important The output of the data on the display does not affect the recording of the signals All level types are saved Adjusting the display of the level values on the display exa...

Page 83: ... to the fields no value assigned L current level standard Leq energy equivalent continuous sound pressure level LF time evaluated current level smoothed Lpk peak level Lmin minimum level of the current level standard Lmax maximum level of the current level standard T only active if the structure borne sound sensor is connected Show the level profile or spectrogram Tap on the icon in the upper left...

Page 84: ...n green and select the level that is to be displayed The application changes to the display of the level profile and shows the temporal course of the chosen level and the associated value in the corresponding panel 4 1 7 Select the procedure for signals making audible The device moves the ultrasonic signals into the frequency range that is audible for the user The output can occur via the headphon...

Page 85: ...re can be used to hide interfering signals or to separately listen to individual frequency ranges The carrier can be freely chosen between 20 0 kHz and 100 0 kHz in steps of 0 5 kHz Important For recordings with the heterodyne procedure the carrier can be subsequently changed for the acoustic playback Adjusting the audio setting 1 Tap on the Settings icon and choose the menu item Audio 2 Tap on th...

Page 86: ...s are recommended if possible on account of the limited number of characters of 40 Label of the measured object compressed air system condensate drain After every restart of the app the display above the spectrogram shows No active folder To create a new folder 1 Tap on the Folder icon and the panel Create new folder The input window for the folder name is opened and the label Folder X is selected...

Page 87: ...her display in the status display below the spectrogram The list of the applications stored in the device opens 2 Select an application by tapping on the icon The icon turns green the application returns to the live mode and shows the activated application in the status display The specified application is saved for the report and data export To create a new application in the list 1 Tap on the Ot...

Page 88: ...n the associated chapters 2 6 3 Overview of SONOCHEK measurement applications 3 6 User interface and functions of the SONOLEVEL app Error Reference source not found User interface and functions of the SONOLEAK app The basic procedure for measurements is described below Note the special features and the detailed explanations in the description of the respective app Dangers in industrial facilities ...

Page 89: ...different sensor accessories and by considering the numerical values and graphical output on the screen 7 Record the readings with the associated function see the following chapter 8 Supplement the recorded readings for example with photos or text notes see chapter 4 2 3 Documentation of measurement points 9 Use the export function to summarize the readings or to generate a report see chapter 4 3 ...

Page 90: ...aking photographs with the camera app The SONOCHEK has a camera to document measurement points Photos can be assigned to the SONOCHEK app folders or individual measurements Damaged points can be marked on the pictures Please note that the functional scope of the camera app is different from the camera functionality with the activated SONOCHEK app To start the camera app Move the startup screen to ...

Page 91: ...to 60 seconds in order to change the settings Switch the beep sound on or off for the countdown 1 Select a theme 2 Tap on the panel trigger to take a photo The camera indicates that it is focusing takes a photo and briefly shows the thumbnail in the upper right corner of the screen All photos and videos that are created with the camera app can be found in the gallery or in the SONOCHEK internal me...

Page 92: ...er is deleted first Tap again and the markers are deleted in succession The button remains active as long as the markers are saved in the image Important Before ending the process check whether all markers are located at the desired position Markers are saved permanently in the image and cannot be subsequently moved deleted or added 7 Confirm the adding of the markers with OK in order to return to...

Page 93: ...enshots folder Adding comments or voice memos Additional information about the measurement can be added via the icons Text comments Voice memo Audio recording Important If necessary specify standards before starting the measurement regarding the manner in which damaged points are to be documented If data is always available to the same extent and the same quality this can save time and make the ev...

Page 94: ...to be shown on the display Important Note the resolution of the display and the limited range of the output If the range is chosen to be too large minimal changes to the temperature cannot be shown Also note that temperatures outside of the defined range are not shown 4 Tap on Close twice to return to the live mode The application shows the temperature profile as a yellow line parallel to the leve...

Page 95: ...lection list and then tap on an entry in the list OR tap on the numerical value to activate the keyboard and enter a value 4 Confirm the input of the numerical value with Done and tap on Close twice to return to live mode 4 3 Preparing measurement data for export For the data export the recordings can be combined with photos comments and voice memos as zip as reports as pdf or as csv only in the S...

Page 96: ...Internal memory By default the data is stored in the Reports folder on SONOCHEK s internal memory Alternatively a new folder can be created as the storage location on SONOCHEK using the Edit function External SD card The option External SD card is only active if an SD card is present in the device see following chapter Important When saving the data on an external SD card the following chapter mus...

Page 97: ...nsferring data via USB 4 4 PDF report of the measurement data The PDF report is stored in the defined folder see chapter 4 3 Preparing measurement data for export with a time stamp YYYY MM DD_hh mm ss LM report folder name pdf The content of the report differs for the SONOLEAK and SONOLEVEL apps 4 4 1 PDF report for SONOLEVEL Title sheet with specification of the folder name of the date of creatio...

Page 98: ...pp version Overview with specification of the number of leaks first and last measurement total loss and repair information Following pages with graphical representations of the frequency distribution of leaks the distribution of the total loss Tabular listing of individual measurements with specification of the leak class measurement ID loss level system pressure local data system gas and repair i...

Page 99: ...Measurements SONOCHEK 99 SONOCHEK 09 2018 ...

Page 100: ... datarecords YYYY MM DD_hh mm ss zip The following data is available Measurements and protocols as raw data Audio data mp3 Photos jpg in original resolution Voice memos mp4 4 6 CSV file of the measurement data It is only possible to export as a CSV file in the SONOLEAK app The CSV file is stored in the defined folder with a time stamp YYYY MM DD_hh mm ss zip sonoleak report csv The CSV file contai...

Page 101: ...device damage cannot be ruled out Do not use any strongly corrosive or scratching cleaning agents Use damp cloths to clean the device and all accessories Aggressive cleaning agents may abrade the plastic housing of the SONOCHEK and impair the mechanical stability Clean the sensors regularly from the outside with a damp cloth and a mild non abrasive cleaning agent 5 2 Checking the measuring accurac...

Page 102: ...n the headphones on the right capsule The headphone batteries are discharged Replace the batteries 2x AAA as described in the manufacturer s operating instructions The headphones are not connected correctly check the correct seat of the plug in connector In the event that the error cannot be corrected by using the measures described above please contact us on the Internet at www pruftechnik com Ha...

Page 103: ... airborne sound sensor DBS 10 and structure borne sound and temperature sensor DBS20 The nameplate is located on the side of the sensor and is to be kept available in cases of service In addition to the sensor designation the following information can be found on the housing ...

Page 104: ...electronic equipment at a separate disposal facility It be subjected to predefined recycling processes e g with respect to the batteries or circuit boards which make a safe environmentally friendly recycling or the separate disposal of different equipment components possible The return of old equipment is regulated differently by region Check with the responsible public body about the redemption c...

Page 105: ...e saved for each process An individual measurement report can be compiled with just a few clicks Each application is optimally supported by software tailored to the measurement task in combination with the adjusted sensor system GENERAL DATA Measuring range 10 2 mbar l s Design Digital ultrasonic measuring device with a touchscreen Processor ARM Cortex A9 dual core 1 2 GHz Display 5 TFT display re...

Page 106: ...pically 4 hours MEASUREMENT SOFTWARE SONOLEVEL app Functions Taking photos to add to data sets or measurements Inserting markers immediately after taking photos Recording voice memos to add to data sets and measurements Storing text comments Selection of the current application leak storage etc as context for measurements Creation of PDF reports of selected data sets Exporting selected data sets f...

Page 107: ...olution 16 ms per level value Spectrogram temporal resolution 16 ms per frequency spectrum Change from portrait landscape Measurement time playback position Operating modes Live display of the current readings Recording display and storage of the current readings Playback playing back the saved readings Languages German English Spanish French Portuguese Turkish Italian Chinese Dutch Russian Polish...

Page 108: ...ish Japanese AMBIENT CONDITIONS Operating temperature 10 C 40 C Temperature when charging the battery 0 C 20 C Storage temperature 20 C 60 C Degree of protection IP40 Standards and guidelines EMC directive 2014 30 EU WEEE Waste Electrical and Electronic Equipment directive 2012 19 EU RoHS Restriction of Hazardous Substances Directive directive 2011 65 EU ASTM E1002 2005 Accessories included in the...

Page 109: ...k can be controlled via the function keys The start and stop of the measurement can also be controlled The integrated target laser and the LED light help to precisely localize the damaged points GENERAL SENSOR DATA Design Sensor to detect airborne ultrasonic signals with exchangeable attachments target laser and LED light Operation Via buttons on the sensor or the device Buttons Start stop measure...

Page 110: ...ive 2012 19 EU RoHS Restriction of Hazardous Substances Directive directive 2011 65 EU ASTM E1002 2005 Accessories Attachments to increase the acoustic signal strength small acoustic horn DBS10 2 for immediate vicinity up to 3 m large acoustic horn DBS10 3 for larger distances up to 8 m precision locator DBS10 1 for the precise localization of damaged points up to 15 cm 8 3 Structure borne sound a...

Page 111: ... 100 kHz Temperature measurement range 94 F to 716 F 70 C to 380 C object temperature Measurement resolution Ultrasound 1 dB Temperature 1 K Power supply and communication Cable connection with the SONOCHEK 160 cm Lemo connection Dimensions W x H x D 30 x 155 x 30 mm Weight 140 g without accessories Materials Sensor housing Plastic polycarbonate ABS gray Probe tips Stainless steel AMBIENT CONDITIO...

Page 112: ... Heterodyne 85 Language 79 Level profile 83 Maintenance 101 Micro SD card 30 71 Operating instructions manuals 70 PDF 95 97 PhaseVocoder 85 Rechargeable battery 26 77 Recordings 89 Screenshots 93 SONOLEAK app 21 SONOLEVEL app 21 53 Spectrogram 83 Structure borne sound temperature sensor DBS20 45 Symbols 5 Technical data 105 Temperature units 56 Touch operation 34 Troubleshooting 102 Units 81 Updat...

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