Graphical Tester for Otoplastics With USB Control User guide V2.00
Contents
1. Test USBxxxx lost e When starting a new measurement it seems that the connection has been broken status report connecting Check whether the tester is still connected 7 Missing USB driver on your computer e A system driver file is missing on your computer the USB port cannot control the leak tester Please consult the installation guide Chapter 3 and try to uninstall the drivers and start the installation process again www cursorengineerong nl page 10 Graphical Tester for Otoplastics USB User guide v2 00 3 2 Leak tester 3 2 1 Switching on After connection with the provided USB cable the tester as mentioned becomes active The LED in the front will initially shine red and then become orange when the unit is ready for the activation of the operating software a short beep will be audible Problem indications can be 1 the red LED does not light or lights very briefly e the platform is not able to provide sufficient power to the tester or platform is not able to act as USB host 2 the red LED keeps blinking e the installation procedure did not finish yet the system did not recognize the tester or the tester is mistakenly connected to a USB power adapter 3 the red LED did not turn to orange within approx ten seconds after power up e the pressure in the system does not become stable enough within the set time check the environment hose unblocked etc N B after starting a measurement the LED lig2. result with a date time stamp 2 3 2 Graph mB the y axis shows the relative pressure in millibar mB with respect to the ambient air pressure in the example the measurement is will be made at a pressure of 5mB The dashed lines above and below the measured value show the upper and lower extreme limits within which a perfect measurement result is or will be achieved 5mB 0 1mB SI unit for pressure Pascal Pa 5mB 500Pa sec the x axis shows the total measurement time in seconds The measurement time can only start when the initial pressure of for instance 5mB is reached 2 3 3 Status The status of the leak tester is shown to the right of STATUS on the status line which is displayed immediately above the graph Further to the right is a status bar that shows the duration a maximum of five seconds for a changed status therefore at the transition to another status The leak tester has a number of states the most important of which are shown below ok the leak tester is ready for the first measurement air in the air pump will try to pressurise the system pressure low the system pressure cannot be reached stabilizing the pressure has been reached and the system will check for a short time whether it is stable enough measuring the actual measurement starts the graph will be drawn ok air out the measurement has been taken and the system will be depressurised blocked the air cannot leave or only with diff
3. Graphical Tester for Otoplastics With USB Control User guide V2 00 Graphical Tester for Otoplastics USB User guide v2 00 TABLE OF CONTENTS 1 GENERAL 1 1 Terms 1 2 Bringing into operation 1 2 1 Power 1 2 2 Led status indicator 1 2 3 The leak tester 1 2 4 The control 1 2 4 1 installing in Windows desktop or laptop 1 2 4 2 installing in Android tablet or smartphone 1 3 Environment 1 4 Maintenance 2 MEASUREMENTS 2 1 Getting started 2 2 Standard measurement 2 3 Screen legend 2 3 1 Menu 2 3 2 Graph 2 3 3 Status 2 3 4 Information panel 2 4 At the end 3 ADDITIONAL INFORMATION AND ERROR MESSAGES 3 1 Communication 3 2 Leak tester 3 2 1 Switching on 3 2 2 More status messages www cursorengineerong nl Dn DD Dui un uo A A U W Oo Oo wo oOo O OC N N N 10 10 11 11 11 page 2 Graphical Tester for Otoplastics USB User guide v2 00 1 GENERAL 1 1 Terms A number of terms are used in these instructions that are briefly explained here Leak tester the device to which the adapter and the otoplastic using a hose are connected also tester unit System the physical whole consisting of the leak tester air hose adapter otoplastic and auditory duct Platform personal computer desktop laptop tablet or smartphone that hosts a USB port and will make a connection to the leak tester Software the software running on the platform that controls the leak tester also program user interf
4. ace controlling software USB the cable connectors and communication protocols between the platform and the leak tester Together the leak tester platform software and USB interface form the graphical tester for otoplastics Below is a photo of the tester showing the LED status indicator 1 2 2 and air hose connection Photo 1 1 1 the leak tester front www cursorengineerong nl page 3 Graphical Tester for Otoplastics USB User guide v2 00 1 2 Bringing into operation 1 2 1 Power When connecting platform and leak tester with the provided USB cable the tester is automatically activated there is no on off switch The provided cable has two plugs at the platform side a USB type A and on the tester side a micro USB type A The tester is provided with a micro USB type AB receptacle jack so both micro USB type A and B can be applied Below is a photo 1 2 1 1 showing the USB cable with on the right the micro USB type A which should be connected to the rear of the leak tester photo 1 2 1 2 Pay attention to the position the two tiny ridges on top the plane side on the bottom The text A B or the USB logo is not a reliable indicator for the right orientation Photo 1 2 1 1 interface cable USB type A left to micro USB type A Photo 1 2 1 2 backside of the leak tester with micro USB cable www cursorengineerong nl page 4 Graphical Tester for Otoplastics USB User guide v2 00 1 2 2 Led
5. blet or Smartphone from Android 4 0 x Ice Cream Sandwich API level 14 The maximum distance between the platform and the leak tester is limited by the length of the USB cable which is approx 1 8m application of a shorter or longer cable does not affect proper operation www cursorengineerong nl page 5 Graphical Tester for Otoplastics USB User guide v2 00 1 2 4 1 installing in Windows desktop or laptop It is assumed that the user can use a PC with a suitable Operating System and that the user can find and start the software It is also assumed that the user can configure the USB environment For every Windows platform there is a separate user guide site section USB installation guides 1 2 4 2 installing in Android tablet or smartphone For installing in Android platforms there is a special additional user guide that also discusses installation You can find this document on the site section USB user guides 1 3 Environment The leak tester is made from precision components and therefore must be handled with care and not exposed to extreme or sudden changes in temperature moisture and or air pressure The space in which the tester will be used must meet the following requirements e Normal air humidity 30 75 RH e Constant temperature 10 C 35 C e Stable environmental pressure e g do not open close doors while measuring e No direct sunlight on the tester e Be relatively dust free and of c
6. ht will be red until the unit once more has the ready status 2 3 3 3 2 2 More status messages 2 3 3 mentions a number of conditions that require more explanation 1 pressure low e The system looses so much air that the pressure cannot be raised sufficiently Before drawing any conclusions the system should always be checked for leaks without an otoplastic Also check whether the air pump operates and if the otoplastic fits correctly 2 blocked e After several measurements the air will be released from the system until the overpressure is more or less OmB If the message disappears when the otoplastic is disconnected or the message stabilizing remains displayed for a relatively long time this could indicate a defective valve or a blockage in the internal filters bear this in mind in dusty damp conditions This problem cannot be solved by the user service is required www cursorengineerong nl page 11
7. iculty leave the system terminate displayed if STOP is clicked during the measurement connecting the software is trying to establish a connection with the leak tester ready the measurement has been correctly completed the leak tester is ready to take a new measurement condition is discussed in more detail in chapter 3 Additional information and error messages www cursorengineerong nl page 8 Graphical Tester for Otoplastics USB User guide v2 00 2 3 4 Information panel Details are displayed to the right of the graph that provide information about the progress of a measurement LED lamp green last measurement completed result within specification orange last measurement completed but result does not meet specification red measurement started but not completed e sample the number of measurement moments during the entire measuring time e pressure the measured pressure or the last measured pressure in mB e uptime the time mm ss elapsed since the program was started max one hour e testnr number of completed measurements since the program was started 2 4 At the end The tester will not automatically switch off It is good practice once all of the measurements have been taken to first stop the software to ensure proper termination of the USB connection and after that remove the USB cable Make a habit of immediately removing an otoplastic and to lay out the air hose Store the leak teste
8. ourse smoke free Ensure that if the conditions in the room change that the tester is given some time to acclimatise The work surface should be flat and solid Maintain space around the tester so that the air hose does not become kinked or trapped If the air does not have free access measurement errors can occur During the measurements do not press or deform the housing or hose 1 4 Maintenance The tester requires no specific maintenance The housing can be cleaned with a soft if required slightly moistened cloth The housing is made of PMMA acrylic therefore do not use solvents to clean it Prior to every measurement check that end of the air hose is free from obstruction and that the hose is free of kinks or constrictions Regularly check the air hose for permanent kinks and damage If considered necessary replace the air hose with one of the prescribed type Occasionally take a measurement with the end of the air hose closed to check that the tester itself is still airtight Do not lose the rubber feet and store the leak tester whenever possible and certainly when it is being transported in the supplied storage system www cursorengineerong nl page 6 Graphical Tester for Otoplastics USB User guide v2 00 2 MEASUREMENTS 2 1 Getting started Connect the tester and wait until the LED indicator turns orange Then activate the software program OtoTesterUSB and the following window will be displayed the measurement wind
9. ow The leak tester will make an audible beep and the LED will turn to green STOP START CERTIFY onTOP PRINT mB STATUS ok Figure 2 1 1 The measurement window 2 2 Standard measurement Measurements can start when the measurement window is visible and the adapter and the otoplastic are correctly connected Use the mouse to click START the air pump in the tester will raise the pressure in the tester in a few seconds to 5mB The actual leak measurement will take five seconds In this period ideally the pressure must remain at 5mB but a lower limit of for instance 4mB is adhered to The figure below shows a possible result of a measurement STOP START CERTIFY onTOP PRINT mB STATUS ready Figure 2 2 1 A measurement result www cursorengineerong nl page 7 Graphical Tester for Otoplastics USB User guide v2 00 2 3 Screen legend 2 3 1 Menu STOP or F4 a measurement that is in progress will be interrupted if no measurement is being taken the program will be terminated START or F5 a new measurement will start CERTIFY or F6 if the result of the measurement is within the norm a certificate can be generated Only available on PC platforms onTOP or F7 when onTOP is clicked the measurement window will always be displayed on top of all of the other windows this can be handy when filling in spreadsheets etc onTOP will be replaced by offTOP PRINT or F8 generate a hardcopy of the measurement
10. r whenever possible and certainly when it is being transported in the supplied storage system www cursorengineerong nl page 9 Graphical Tester for Otoplastics USB User guide v2 00 3 ADDITIONAL INFORMATION AND ERROR MESSAGES 3 1 Communication Immediately after activating the software the platform tries to establish a USB connection with the tester Problems that occur during this phase are shown in a separate window these problems nearly always lead to the program being terminated after OK is clicked The program must be restarted and or the tester reconnected An overview of the most important error messages 1 No leak tester detected USB e The software cannot detect a leak tester on any USB port Check whether the tester is properly connected 2 Erroneously received operating settings Leak Tester USBxxxx e The tester with s n USBxxxx has not received or processed operating settings correctly 3 Cannot connect to Leak Tester USBxxxx e The tester is present but the software has not received a proper response from the tester within the set time 4 Processing error in Leak Tester USBxxxx e The status information 2 3 3 from the tester cannot be received or is received with errors 5 Cannot connect to leak tester USB e Tester appears not to be present anymore the USB communication seems down Check whether there is another instance of the controlling software already running 6 Connection with Leak
11. status indicator The LED status indicator turns red orange or green Red e for an indefinite period during initialization while the tester is not jet recognized by the operating system of the platform led is blinking e during approx ten seconds right after connecting the tester to the platform during this period the tester is set and the offset determined Do not touch the tester during this period because of this it is good practice to connect the USB cable to the tester first and only then to the platform e upto five seconds after a fault condition during a measurement 2 3 3 Orange e after set up has been completed and a stable offset established tester waits for the controlling software launch e immediately after every start of a measurement until completion e after program closure e there is contact between the controlling software and the tester e ameasurement has been carried out the leak tester is ready for a new test 1 2 3 The leak tester Connect an air hose PVC or silicon of about 1 2 metre long to the connector intended for it at the front Before use check the air hose for damage dirt kinks discolouration etc Only use the prescribed air hose and adapter 1 2 4 The control The leak tester is controlled from a platform that can create a USB 2 0 or USB 3 0 connection There are currently two platforms available e PC Windows Vista Windows 7 and Windows 8 8 1 32 bit and 64 bit e Android Ta
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