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WinspectR6.User.Manual.JAN.2004

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1. 2 Axis Scanning 4 x Scan Options Collection Performance Shape Pause before each scan line Overscan length C Stop on defect TE Return to start after scan Unidirectional data collection Zero encoders before scan Backlash removal C Confirm before zeroing encoders OI Don t indes half pixel on start jo Scan will be centered on start position Click on any number of check boxes to select your scan options UTEX Scientific Instruments Inc 2004 Chapter 7 Setting up the scan Winspect User Manual Overscan length is the distance that Winspect will drive the scan axis beyond the length you defined on the Scan tab This feature compensates for any mechanical play in the scanner drive system and ensures that the scanner collects the last data point on the scan axis If your scanner stalls at the end of each scan line you may need to increase the Overscan length If your scanner has significant backlash the scan image will have scan lines that are offset in alternating rows There are two ways to correct this Checking the Unidirectional data collection option may improve the image quality Or Setting a Backlash removal amount Every other row will be offset by the amount in this box to re align the image See the Reference Guide for detailed definitions of each option on the Options tab Specifying data collection options Use the Collection tab to set up the data c
2. Viewing eddy current data with Line Plots You can use line plot windows to display eddy current data in strip chart form This is useful if you want to display more than one instrument simultaneously since the Eddy Current Instrument Display can show only one instrument s data set at a time To use a Line Plot for viewing eddy current data as it is collected Click the to open a Line Plot graph window Click the on the Line Plot window toolbar to view the collected data on line Click the cA to step through the available instruments and data sets until you see the instrument you want Click the menu command Data and select the data you want to display from that instrument Real Imaginary Phase or Magnitude You can open as many of these Line Plot windows as you need to display all of your eddy current data as it is collected Each window can be configured to show a different aspect of the same data set Using eddy current data with Color Plots If you are performing an eddy current C scan use a Color Plot window to display the scan image just as you would for an ultrasound C Scan To use a Color Plot for viewing eddy current data as it is collected Click the to open a Color Plot image window Click the on the Color Plot window toolbar to view the collected data on line Click the e button to step through the available instruments and data sets until you see the instrument you want The eddy current C scan displays an
3. You should set this control to match the switch polarity on your hardware cm Remember that the axes must be configured for external control in the Motion Controller window UTEX Scientific Instruments Inc 2004 Winspect User Manual Chapter 8 Performing the scan Saving the collected data Collected data exists only in the memory of the computer and is not saved to file until you do it The only exception to this is if you have enabled Winspect s auto file naming and saving feature Click the button on the Winspect main toolbar to save the scan data Winspect will prompt you for a file name You can also use the menu commands in the Winspect main toolbar Click on the File gt Data gt Save Collected Data command in main menu You can also use the File gt Save and File gt Save As commands in the Line Plot and Color Plot windows Cm All data subsets are saved in the file regardless of whether you save it from the main menu line plot window or color plot view window See Chapter 7 Setting up the scan for more information about Winspect s auto file naming and saving feature Performing a Point by Point scan The Execute tab is the main control for Point by Point scanning Point by Point Scanning x Click the Go button on this tab to begin taking data Define Collection Execute r Position Horizontal 4 2 in Vertical 5 in Click Take Data when your probe is on position and want to
4. The single point displays can be configured to match the x source of their single point data This makes the strip A Oe chart more meaningful and assists with measurements and analysis of the data f Time window 0 Cancel it C Position Windows To configure how the data is collected and displayed Right click in the display window and select Source Length F2 Properties from the menu Sample Interval 0 05 Time Window displays the data in a scrolling strip chart with the time span specified in the Length window The most recent data is always plotted at the left of et be E the chart This is the default mode for the single point Points to Interpolate displays Starting Position i Motion Asis UTEX Scientific Instruments Inc 2004 Chapter 3 Viewing live signals Winspect User Manual Position Window configures the horizontal axis of the strip chart in linear or angular units Data is displayed according to the point at which it was collected You must have one or more motion axes configured in the Motion Controller in order to collect and display single point data in this mode Sample Interval defines the distance or time between sampling of the single point data source Starting Position enables you to offset the collection and display of data from the default zero starting point Motion Axis links the display to a specific axis Click the button to select an axis from t
5. we aT Resolution y a Bene oak Physical Channel External Device Control chO ichi ie pace fr Input Trigger intemal External C chd ich5 C ch2 ich3 C ch6 ich Output Trigger a elay after trigger z Enabled approximatel 0 USE Es ee All single point digitizers supported in Winspect can be configured to read complex data from eddy current instruments In the example above a Data Translation DT2838 card is being used to acquire eddy current data from an external instrument Check the box beside Complex Data to configure the card for eddy current data acquisition Each pair of inputs on the DT2838 card is connected to the two voltage outputs of the eddy current instrument Channel 0 is the X voltage real component and Channel 1 is the Y voltage imaginary component Channels 2 and 3 are paired in the same way and so on Several eddy current instruments can be recorded with one digitizer card When a digitizer timeslot has been configured to acquire complex data you can use the Eddy Current Instrument Display to observe record and analyze the signals from your external instrument UTEX Scientific Instruments Inc 2004 Winspect User Manual Chapter 4 Adjusting instrument settings Adjusting signal simulator settings Winspect provides software based signal simulators They are configured through the Instrument Manager just like a physical instrument There are
6. Arnplitude bas Amplitude Mininum Iw TOF to Threshold TOF to ve Peak Peak Center Position TOF to we Peak Waveform cs Properties Delete You can select any number of standard and definable data types You can edit the Properties of definable data type at any time This enables you to control how the processor operates on the gated signal See Chapter 5 Defining the source and type of data to be acquired for more information about using gates and definable data types Each processor you apply through the selection of Definable Data Types operates independently If you want to perform sequential processing operations you must define a custom processor and add it to the list of Definable Data Types Processing saved data You can process data after it has been collected in a scan You can do this before the scan data has been saved or you can recall a data file and process the saved data Saved data processors are used in the Line Plot and Color Plot windows Many data files contain several data subsets To process a data subset step through the subsets using the button until you see the subset you want to process UTEX Scientific Instruments Inc 2004 Chapter 10 Processing the data to improve its usefulness Winspect User Manual On the menu bar click the menu command Process gt Process Subset xl A menu will pop up from which you can select a processor 4 Scan Int
7. Gate 1 on Wall Thickness ha The name of the alarm is displayed in the text NA A Prac ice window of the Point Data display When the Spots alarm gates threshold is crossed the text will O True False flash in the alarm s color If Audio Alarm is olor selected the speaker of the host computer is beeped Da Helpful tips for alarms You can also establish a dual level alarm Set one alarm gate at a medium threshold and define its color as yellow Set another gate on the same signal with a higher threshold and define its color as red You can use two alarms to monitor a high level and low level on the same signal Set the high level alarm to trigger when the signal is greater than the threshold Set the low level alarm to trigger when the signal drops less than its threshold As long as the signal level remains between the two thresholds no alarm will be triggered Experiment with setting alarms on a variety of gated signals Using simulated signals Winspect has signal simulators that mimic the signals you would expect from a real instrument These simulators are a powerful tool for Winspect training and demonstrations Three different types of signal simulators are available They are an ultrasonic instrument an eddy current instrument and a point digitizer instrument These signal simulators are part of the Winspect demonstration Workspaces but they can also be used independently from the Workspace See Chapte
8. The Processor Management window will appear showing the list of basic processors UTEX Scientific Instruments Inc 2004 Winspect User Manual Chapter 10 Processing the data to improve its usefulness To add a new Processor Group click on the Add button A new tab will be added to the Processor Management window called User Defined Procs You can edit this default name to assign a meaningful title to this group of processors You can add several groups of custom processors Each new group is organized under a tab in the Processor Management window To add a new processor to a group click the tab to open the group and then click the Add button to create a new processor The Edit Processing Sequence window will appear You build a custom processing sequence by combining basic processors from the list on the left You can define the default properties for any processor in the sequence These settings will be used whenever the processor is called Click on a processor in the Processing Sequence box and then click the Edit Properties button to modify its properties Basic User Defined Procs lw Gate 4 Scan Int Trig Gate Wl scan Amplitude WP Rectity iw Envelope Wel Butterworth Filter iw MatLab 10 Processor Time to Distance MWIFET lw Peak width Import WlPeak Position Single Point Merge Processor group Group name Basic Add Delete Edit Processing Sequence
9. UTEX Scientific Instruments Inc 2004 Winspect User Manual Chapter 9 Viewing the data Shifting the palette Shifting the palette is useful when using a simple two color palette to highlight a threshold level in scan images Click on the lt button or 2 gt button on the tool bar Note that shifting can be destructive to the color depth if you are using a gradient palette such as rainbows or gray scales Color contrast and therefore data distinction is reduced If you attempt to shift back you will only reduce the contrast at the other end of the spectrum You must re paint the color scheme in the palette editor to restore a shifted gradient display Rotating the palette Rotating the palette can show all of the data in an underlying image Click on the button or gt button This will change the alignment between the color spectrum and the data range which can help improve image contrast or brighten certain features in the image Rotating is not destructive to the palette if you lose contrast you can rotate backwards by pressing the opposite button or you can continue to rotate in the same direction to restore the display Select the color plot scale The scale on the palette spectrum bar is used to assign data levels to the color plot image There are two methods to select a different scale e Inthe Palette Editor click the menu command Scales and select a range or e Inthe Color Plot window click the me
10. Window Click and drag a gate to adjust the gate ASS e 4 1 start length and threshold level ID TOF 27 88 Usec Wall Thickness 1 78 us Vall Thickness Double click on a gate to edit its properties you can assign it a name and a color Wall Thickness You can add several gates to one signal Li D Moe Grate 1 on Wal Thicktess 7 Li 3 0831 41 8160 Note that gates in the point data window do not collect data They exist to enable the use of alarms Single point data is already being collected for each channel you have configured in the Instrument Manager UTEX Scientific Instruments Inc 2004 Winspect User Manual Chapter 3 Viewing live signals Setting Alarms You can set an alarm that will be triggered when the signal crosses a gate s threshold Alarms can be set from any text or strip chart pane To add an alarm Click the menu command Alarms gt Add Alarm This will pop up the Alarm Properties box e Type in a name for your alarm This will be displayed in the text window e Select a source for this alarm Click the W button to see the list of gates you can use Configure the alarm properties e Set how the alarm is triggered with respect to the threshold of the source gate e Select whether to have an audible alarm Alarm on Gate 1 x e Specify a color for the alarm It is helpful to use different colors if you T USE Cancel have more than one alarm ame Alarm on Gate 1 ource
11. e You can also click the menu command Instruments gt Add on the Instrument Manager menu bar UTEX Scientific Instruments Inc 2004 Chapter 4 Adjusting instrument settings Winspect User Manual Cm Be careful about subtracting an instrument from the Instrument Manager list You will lose all settings for a deleted instrument Winspect will ask you to confirm the action before deleting the instrument Remember that you can recall a saved Workspace to restore your instrument list if you make a mistake Adjusting Instruments The Instrument Manager window has a series of tabs to organize the controls that interface to your installed hardware Not all instruments will have all the listed tabs Certain tabs will be present depending upon what hardware is selected and what features it has The Status tab indicates whether Winspect is communicating with the card This tab may also contain controls to set the I O address for ISA cards The Signal Properties tab contains information about simulated signal sources The Pulser tab contains controls such as voltage impedance and pulse modes The Digitizer tab groups the controls for digitizer functions such as input channel selection input voltage level sampling frequency and filter selection The Trigger tab contains controls for cards with variable trigger settings Controls might include trigger level selection trigger source and number of waveforms to acquire per trigger cycle
12. Horizontal li IM Vertical li Ii M Accumulate Clear M Label axes N Show scrollbars Right Battorn UTEX Scientific Instruments Inc 2004 Chapter 11 Annotating images and preparing reports Winspect User Manual 100 UTEX Scientific Instruments Inc 2004
13. Workspace description files are optional A description document will only be available if you or your system administrator have created one for a specific Workspace Specifying Workspace options Winspect can be configured to store and retrieve Workspaces in ways that are convenient to you File locations Winspect allows you to specify where you would like to save your Workspaces This makes it easy to organize them by task inspection method or department When Winspect is first installed on a computer it loads sample Workspaces into a folder called C Winspect Workspaces You can add new folders to this folder or create folders on any disk drive accessible from your system To specify a new default location for your Workspace files click on the menu command Options gt File Locations A dialog box will appear which allows you to specify where all of the resources used by Winspect are stored Type the complete path including disk drive letter and folder names into the Workspace box You can also use the Browse button to search for the folder if you do not know the exact path UTEX Scientific Instruments Inc 2004 Winspect User Manual Chapter 1 Using Workspaces Note the check box at the right hand side of the window that reads Record Last Location If this box is checked Winspect will record whatever folder the last Workspace was saved to or opened from Winspect will return to that same folder the next time you save or
14. X Name Description Band Pass 5 MHz Bandpass filtered between 4 and 6 MHz Available Processors Time to Distance FFT Peak Width Peak Position Single Point Peak Center Position Level Crossing Forward Level Crossing Backward C Scan cross section i p Spot width Patio MatLab 10 Processor Filters an a scan or line of data i en Filter You can select one or more properties to be exposed These properties are visible when the processor 1s invoked and can be changed while the processor 1s running Delete Edit Properties Cancel Processing Sequence Envelope a Insert Before gt gt Butterworth Filter Butterworth Filter Exposed Properties High Pass Frequency Low Pass Frequency Add Delete Edit 10 x Save Ag Print Exposed properties enable you to control your custom processor in Winspect without having to edit the sequence and change its default properties 88 UTEX Scientific Instruments Inc 2004 Winspect User Manual Chapter 10 Processing the data to improve its usefulness To finish creating your new processor click the OK button The window will close and the new processor will appear in the Processor Management window You can add any number of processors to a group You can edit a custom processor at any time after you have created it Click the main menu command Processing gt Edit Processors You can
15. You can also click on the menu command Instruments gt Live Displays gt Eddy Current a Eddy Current Instrument Display E i IOI x File Instrument Display Gate Alarms View Update Window IH amp 1R 9 le a ECT 0 00 0 00 Yolts 2 6672 09855 As you can see in the image above the standard Eddy Current Instrument Display has three regions e A text region at the upper left side shows the voltage in X and Y Real amp Imaginary components This text box can also display other information such as values within gates and alarm status e An impedance plane Lissajous plot shows the magnitude and phase of the signal There are three gates in this window for measuring X and Y and magnitude and there is an indicator showing cursor position in X Y which 1s also useful for making measurements e A strip chart at the bottom shows the X amp Y voltages in a line graph There are gates that correspond to the gates in the impedance plane plot above There is a second cursor position indicator which is useful for making measurements in the strip chart UTEX Scientific Instruments Inc 2004 Winspect User Manual Chapter 3 Viewing live signals To work in a particular region of the display click the mouse in that region The border of the active region is darker than the others All regions share the toolbar buttons and menu controls for the display window If a menu item is not valid for the activ
16. e The directions for scan and index axes are correct e The defined start point is correct It is strongly recommended that you save the scan definitions and their Workspaces once you have developed a reliable scan pattern A Caution Take appropriate care when defining your scan shapes If you incorrectly define the shape the scanner can move in unexpected ways Itis possible to collide the scanner with the part under inspection or with supports or tank walls Ensure that limit switches are present and working properly on all axes and that the entire range of scanner motion is clear of equipment and personnel before starting any movement UTEX Scientific Instruments Inc 2004 Chapter 7 Setting up the scan Winspect User Manual Setting up a Point by Point scan To set up and perform a Point by Point scan you must define the Scan type and open the Scan Controller window Click the V button beside the Scan type indicator box and then select Point by Point Scanning from the list Click the on the Winspect Main toolbar to open the Scan Controller window x On the Define tab you must specify the dimensions of the data Defne Options Collection array and indicate the number of data points In Manual Mode Number Of Axes 2 gt Mode Motorized x this must exactly match the grid you have laid out on the actual Horizontal Vertical i f A ki area to be inspected If you select Motoriz
17. especially when scanning at high speeds e If your resolution is too small on the index axis the scan time will be extremely long It 1s typical to specify a resolution that is approximately 1 3 of the minimum rejectable flaw size This ensures complete coverage of the scan area with at least three samples taken over any potential flaw of rejectable magnitude The sample interval can be different for the scan and index axes Winspect has tools to render the scan image at 1 1 scaling even if the data was not collected with equal resolution on both axes This will be discussed in Chapter 9 Viewing the data Defining the scan speed Enter the desired travel speed for each axis on the Scan tab The units will be in in sec mm sec or deg sec corresponding to the way your axis 1s defined in the Motion Controller Remember that the maximum travel speed for each axis is set within the Motion Controller configuration Winspect will prompt you with an error message if you specify a scan speed greater than the allowed maximum If you are using a very fine resolution for detailed imaging you may have to reduce the scan speed significantly in order to scan without missing data Specifying scan motion options Use the Options tab to modify the scanner s motion behavior For example you can specify that the scanner pauses after each scan line returns to the start position at the end of the scan or scans in one direction only
18. to simulate a poorly centered probe inside the tube Dimensions You can edit the dimensions of the simulated object including the depth and type of defect included in the object model UTEX Scientific Instruments Inc 2004 Chapter 4 Adjusting instrument settings Winspect User Manual 44 UTEX Scientific Instruments Inc 2004 Winspect User Manual Chapter 5 Defining the source and type of data to be acquired Chapter 5 Defining the source and type of data to be acquired This chapter describes how to define the type of data you want Winspect to acquire It is divided into three sections Collecting ultrasonic data using gates Collecting data from point digitizers and Collecting eddy current data Collecting ultrasonic data using gates Gates are tools for looking at portions of an ultrasonic waveform and defining the data to be extracted from that waveform Understanding gates Ultrasonic signals contain a vast amount of information about the materials through which the sound energy has passed Even a simple A scan contains a waveform with many features To use any of this information you must specify the data to be acquired from the ultrasonic signal The first step involves setting a gate around the area of the signal that interests you For example to determine the thickness of a material you would place a gate around the back wall echo of the A scan and specify Time of flight TOF as the data to e
19. you may need to adjust the data pipeline setting to synchronize Winspect with the external instrument See Chapter 4 Adjusting instrument settings for information about adjusting single point digitizers UTEX Scientific Instruments Inc 2004 Winspect User Manual Chapter 5 Defining the source and type of data to be acquired Collecting eddy current data Winspect can collect data from eddy current instruments in two ways Card based instruments such as the ECT PCI MK II or the Flare PD1000B are managed directly through the Instrument Manager Data from other instruments is acquired with a single point digitizer card such as the DT21 EZ or National Instruments MIO series cards Using supported instruments Each instrument occupies its own timeslot in the Instrument Manager Winspect records the paired eddy current X amp Y information for each timeslot as a single data subset If you have more than one eddy current instrument Winspect automatically creates a new data subset for each timeslot in the instrument manager See Chapter 4 Adjusting instrument settings for more information about setting up these eddy current instruments Using single point digitizer cards with external instruments With an external instrument you must use a data acquisition card to obtain the eddy current data The X amp Y voltage outputs from the eddy current instrument are collected as analog voltages on two adjacent channels of a si
20. 0 060 58 984 gt gt The full wave amplitude measurement is 59 relative to the full display scale of 100 This can be used to size flaws when compared to signals from a calibration block or some other reference standard The horizontal measurement shows a period of 0 160 us for this wave or a center frequency of about 6 2 MHz UTEX Scientific Instruments Inc 2004 Chapter 9 Viewing the data Winspect User Manual Making measurements in color plot views In the color plot below a C scan displays amplitude in a 10 mm by 10 mm area of a sample with holes of different sizes Click the buttons in the Color Plot viewer toolbar to turn on and off displays showing cross sectional line plots of the C scan view Displays or hides the horizontal cross section view Displays or hides the vertical cross section view ioix File View Palette Options Process Analysis Edit Data Window Click the mouse in any area of the C scan image ET CELL EREIE IE to see the horizontal and vertical cross sections at that point The left side of the status bar indicates the position of the cross section windows 2 mm Horizontal and 2 7 mm Vertical The right side of the status bar indicates the current cursor position and the value of the data point at that position Moving the mouse around the image will update this status indicator without affecting the cross section windows Click in a new location to update the cross section
21. 90 Line Plots 90 Ultrasound Color Plots 91 Processing Eddy Current C scans 93 Chapter 11 Annotating images and preparing reports 95 Annotating images with text 95 Annotating images with measurements 96 Copying images to the Windows clipboard 97 Exporting images to other programs 97 Printing reports 97 Configuring the image display 98 Configuring image magnification 98 Configuring image layout 99 UTEX Scientific Instruments Inc 2004 Winspect User Manual Using this manual This User Manual shows you how to use Winspect to perform nondestructive inspections It does not contain information about configuring or installing an inspection system It will provide you with basic Winspect knowledge for an already configured machine or system It is recommended that you take the time to read or at least review the entire user manual before operating Winspect How to find information in the User Manual This manual is organized to lead you through the tasks of using Winspect to select an instrument and an inspection method perform a scan collect the data and manage the results Each chapter is divided into sections that describe a specific task Each section 1s self contained Once you are familiar with Winspect you may only need to refer to this manual for new tasks or tasks that you perform infrequently This manual is designed so that you can quickly flip to the section that interests you and find all the information needed to
22. Trig Gate Fu Rectity Any custom processors you have created will appear on the menu following MEN ETOT MEET the list of standard processors Time to Distance FFT d Converter Remove Centering Offset Click on a processor and click OK to select it If the processor requires Bote cited Pane parameters to control how it works Winspect will pop up a menu so you Mks El Applies gate to your 4 scan or line data can edit the processor properties The processed data is displayed in the same window as the raw data You can flip back and forth between them by clicking on the blue titles at the top of the window The underlined title indicates which data is displayed Cancel You can perform sequential processing operations by repeating the Process Subset command Each new processor result appears in the title list You can click through the sequence of processor results by clicking on their titles ES Color Plot B_SCAN1 SDT 1 of 1 loj x File view Palette Options Process Analysis Edit Data Window Yes Pp S EEAS RTE E Color Plot B_SCAN1 SDT 1 of 1 5 x File View Palette Options Process Analysis Edit Data Window 7e2RHS 9S nets o gt RNB oe Raw gt Clip Data mim 1 2 4 6 8 10 12 14 mm 0 2 4 6 8 10 12 14 Aux Windows Horiz 7 650 Vert 21 220 25 660 usec 14 950 mm 4 688 56 px W 19 000 usec 14 950 mm 65 625 I You can re apply proc
23. also click on the menu command Motion gt Motion Controller Show or hide the User Defined Information You can also click on the menu command Scanning gt Collected Data gt User defined Information Li Show or hide the Scan Controller You can also click on the menu command Scanning gt Scan controller Cm Winspect component windows can also be minimized like any other window Pressing the Hide Reveal button for a component will also restore a minimized window Viewer windows are the only components of Winspect Workspaces that do not exist all of the time They are opened when you need to view or edit data and closed when you are done Viewer windows operate differently from other components because they may be used to show on line data as it is collected or they may be used to show stored data from files Viewer windows may be minimized and restored like any other window by clicking on the buttons at the top right of the window The Winspect toolbar includes a single button that minimizes all viewer windows simultaneously Minimizes and restores any open Viewer Windows If multiple windows are open they will all be minimized and restored at the same time This button will minimize all of the following types of viewers Line Plot Viewer Color Plot Viewer Ce E E1 Eddy Current Plot Viewer For more information about the function of these viewers please see the Reference Guide UTEX Scientific Instrume
24. alter the default properties add processors or delete processors from the sequence Using a custom processor You can use a custom processor exactly as you use the basic processors It will be available for processing displays gated data and saved data sets When you invoke a custom processor it runs with the default settings you defined when you created it If you configured any exposed properties for the custom processor these will be displayed for editing when you select the processor to run In A scan Displays The custom processors you create will be added to the list of available display processors in the A scan Instrument Display menu Click the menu command Tools gt Choose Display Processor and scroll through the list New processors are added to the end of the basic processors list To Process Gated Data Custom processors will be available for selection in the Gate Properties menu Click the More gt gt button to expand the Gate Properties menu and scroll through the list of Definable Data Types To Process saved data Custom processors are also available for processing saved data in either the Color Plot or Line Plot windows Click the menu command Process gt Process Subset and scroll through the list to find the custom processors UTEX Scientific Instruments Inc 2004 Chapter 10 Processing the data to improve its usefulness Winspect User Manual Processing a data subset Processor
25. and calculated values The Point Data display can also be used to display single point data that does not come from a discrete voltage signal acquired through a digitizer This display is capable of monitoring any single point data that 1s extracted or calculated from any signal source In this example the Point Data Display is monitoring two gates collecting Time of Flight TOF data from the A scan of a tube inspected from the inside out E Point Data Display l _ n1 x File Sources Gates Alarms Calculators View Update Window HS S SpPpeles TH wi wi Usec 30 25 3 5574 38 895081 sec m BW TOF 2 0 15 Usec 1 0 3 6894 2 S066 The upper strip chart plots the TOF to the inside wall of the tube The lower strip chart plots the TOF to the back wall of the tube Using the single point display controls This section describes how to use the most important features of the Point Data Display Live pan and zoom The Point Data Display has a live pan and zoom control To enable Live Pan and Zoom right click the right mouse inside a strip chart then click Live Pan Zoom X You can also use the menu command View gt Live Pan Zoom on the menu bar of the Point Data Display window 26 UTEX Scientific Instruments Inc 2004 Winspect User Manual Chapter 3 Viewing live signals To change the length of the region displayed move the mouse inside the strip chart display then click and drag left or ri
26. at the right of the strip chart To measure magnitude and phase angle click and drag the mouse in the impedance plane portion of the viewer window The status bar at the bottom of the window will display the coordinates in the impedance plane followed by the magnitude and phase angle Use the Zoom In Out buttons on the main toolbar to increase the magnification and get better measurement accuracy 82 UTEX Scientific Instruments Inc 2004 Winspect User Manual Chapter 10 Processing the data to improve its usefulness Chapter 10 Processing the data to improve its usefulness Winspect has many tools to make processing and analyzing complex data a simpler task You have already used one of these tools if you have used the color palette This tool improves image clarity and resolution for qualitative visual analysis For quantitative analysis data conversion or data reduction you can use a wide range of processors in a variety of ways Understanding Winspect processors Processors perform two types of task data transformation and data extraction e Data Transformation performs a reversible operation on a set of data without reducing the dimensions of the data set Examples include frequency analysis via FFT filtering to reduce noise and converting the waveform time axis to a distance measurement e Data Extraction performs a reduction on the data to obtain a single point from a waveform FFT or other data set Examples include
27. ceci record the information at this point Winspect will record the data da at the point specified in the Position Window Sey Done Next D See Chapter 5 for information about defining the source and type of data to be acquired when scanning You can move to any point in the data array by clicking the Back and Next buttons These are useful 1f you want to return to a point in the grid and re take the data for that point You can also type a new location in the Position Window boxes 1f you want to go directly to a position Click the Done button if you wish to stop the scan before completing the pattern You can save the partial array of data if you wish The scan completes automatically when the last data point is collected It is helpful to have a Color Plot window open while you are scanning so that you can track the data collection along with your positioning of the probe on your inspection grid As with all scan types you must click the icon on the Color Plot toolbar indicating you wish to display the current collected data set UTEX Scientific Instruments Inc 2004 Chapter 8 Performing the scan Winspect User Manual 66 UTEX Scientific Instruments Inc 2004 Winspect User Manual Chapter 9 Viewing the data Chapter 9 Viewing the data Winspect has three types of viewers that you can use to display scan data These are Color Plots Line Plots and Eddy Current Plots It
28. click menu command Zoom Out Adjusting gates To move a gate in the impedance plot e Click and drag the circular gate to adjust the threshold of the magnitude gate e Click and drag the vertical bar to adjust the threshold of the Real X component gate e Click and drag the horizontal bar to adjust the threshold of the Imaginary Y component gate To modify the properties of a gate double click on the gate A pop up window appears with controls for all gate properties 22 UTEX Scientific Instruments Inc 2004 Winspect User Manual Chapter 3 Viewing live signals Working with the Strip Chart Click in the strip chart region to make it active Selecting what to display Right Click and select Data Mode from the pop up menu You will be prompted to select whether you want to display the Magnitude Phase Real or Imaginary component of the eddy current signal Display zooming The main menu zoom controls are active in the strip chart region Click the button and drag a rectangle around the area of the display you want to magnify You can also use the Right click menu command Zoom In Click the button to zoom the display out to maximum range You can also use the Right click menu command Zoom Out The strip chart regions of the display also have a Live Pan and Zoom control To enable Live Pan and Zoom right click the right mouse inside the strip chart then click Live Pan Zoom X You can also use the menu comm
29. detects your Windows system settings and provides the appropriate palette editor for your system based on the number of colors selected You should configure your Windows Display Settings to show more than 256 colors if possible If your palette editor does not have a histogram your Windows system has been configured to display only 256 colors Try increasing the number of colors used by Windows so that you can use the more advanced palette editor Using a polar view Winspect can display scan images in polar view This feature is useful if you have a turntable scanner because it presents the data in a lifelike manner for better visual interpretation of the image To display data in a polar view click the or on the menu command View gt Polar View in the Color plot menu The polar view menu and button option is only available when the data has been acquired with a rotary axis in a flat scan Cylindrical or helical scans cannot be displayed in polar view Configuring a polar plot view Right click the mouse inside the Color Plot window The Configure View window will appear Click the Polar View tab to see the configuration options The default configuration which gives the most realistic image 1s Plot Style X Y and Combination Technique Maximum Annotations Options Orientation Cursors Palettes Polar dE 4 r Select resolution MW Automatic 0 1 mm Options Rotate image by F Show polar display du
30. e Click and drag a file from Windows Explorer into an existing data display window Remember that all Winspect data files are stored with the extension sdt regardless of whether they are scan images line plots or eddy current data UTEX Scientific Instruments Inc 2004 69 Chapter 9 Viewing the data Winspect User Manual The description line at the top of the Line Plot or Color Plot window will indicate which subset is displayed and how many subsets are in the data file You can view and print a complete list of all subsets collected data within a data file by clicking on the menu command File gt Display VI list Winspect data files can be saved with a text comment You can view and edit this comment by using the menu command File gt Edit Comment This will open a text window that will show the comment cm If you make any changes to the data file such as editing the text comment or adding annotations you must save the file to preserve these changes Use the menu command File gt Save to over write the original file Use the menu command File gt Save As to create a new file with your changes Annotations and other modifications to the data files will be discussed in detail in Chapter 10 annotating images and preparing reports Viewing multiple data sets If your scan collects several sets of data these can be viewed in two ways You can use a single viewer window and step through each data set You
31. enter the new scan size If your view is zoomed in to the region of interest you can click on Get Current View to automatically re size the scan Click OK to accept the new size and exit Data resizing eliminates data and cannot be undone You must re open the data file to restore the eliminated data Click the menu command File gt Re open Data resizing eliminates data from ALL subsets in the scan file not just the currently displayed subset Subset Deletion Click on the menu command Process gt Edit gt Delete all other subsets to retain only the currently displayed data set Use this feature to reduce data file size by eliminating un needed data sets Data Rotation You can rotate the data in a color plot windows This 1s useful for aligning rotary scan data with a particular point on the rotary axis Click on the menu command Process gt Rotate Data Click and drag the mouse horizontally in the image window to define the rotation Rotary axis to circumference conversion Winspect can convert a rotary axis labeled in degrees to display the axis as distance around the circumference You must know the radius of the inspected object to use this feature If you have an image scanned with a rotary axis the tool will be available in the color plot window under the menu command Analysis gt Rotary Axis gt Circumference UTEX Scientific Instruments Inc 2004 Winspect User Manual Chapter 10 Processing the data to improv
32. extraction of peak amplitude and time of flight from a waveform or extraction of a peak frequency from an FFT spectrum Both types of processing task can be combined in a compound processor that performs multiple sequential operations You build these sophisticated processors using the set of standard processors as building blocks For example you can filter a noisy signal obtain the FFT frequency spectrum of a particular waveform and then determine the peak frequency and bandwidth See later in this chapter for details about creating custom processors You can control the behavior of any processor through its Properties This will also be outlined later in this chapter There are three ways to use a processor You can e process a display altering the way a signal is represented e process the data that is collected in a gate e process data from a saved file and save the processed results along with the raw data The results you obtain from a processor depend upon how it is invoked See the sections below for details about how to use each type of processor Processing live displays The A scan Instrument Display includes tools to change the way a signal is represented on screen These display processors do not actually alter the data they merely display it in a different manner so that the signal can be interpreted in a variety of ways UTEX Scientific Instruments Inc 2004 Chapter 10 Processing the data to improve i
33. image corresponding to the data collected at each point in the scan The C Scan image view can be switched to display any of X Y magnitude or phase information To switch the color plot data display modes click the menu command Data and select from Real Imaginary Phase or Magnitude You can open as many of these Color Plot windows as you need to display all of your eddy current data as it is collected Each window can be configured to show a different aspect of the same data set UTEX Scientific Instruments Inc 2004 Chapter 9 Viewing the data Winspect User Manual Viewing eddy current data from file Single line or one axis eddy current scans are displayed with the eddy current viewer or a line plot graph The eddy current file viewer is similar to the Eddy Current Instrument Display except that the instrument controls are not present The layout also has a couple of differences e There is no Next Instrument button All the data from each instrument is contained in a single subset and displayed in the viewer e The Zoom and Pan buttons on the toolbar work on the impedance plane plot Lissajous plot only e Zoom and Pan on the strip chart are controlled by the scroll bars at the sides of the window and by the colored gates within the display The eddy current viewer has three regions gt lo x File View Window A zoom window at the upper left S d S82 S Imag Real ae Ea m side which shows t
34. machines so that you can set multiple machines up exactly the same way Working with Workspaces Using Workspaces within Winspect essentially consists of four commands Open Save Save As and Clear A Workspace file name can be up to 256 characters long The file must have a file name extension of ws5 in order for Winspect to recognize the file as a Workspace For example Sample XY Scan ws5 or Tank Scanner ws5 The Winspect main toolbar has an indicator box which shows the name of the current Workspace File Instruments Motion Scanning Display Options Reporting Processing Help Eee el m Ascan Instrument Di simulated 2 D scan l Simulated malt probe scanning File Instrument bales gimulated transducer characteriza ESS Ale SOE To open a different Workspace from the current Workspace folder click the W button at the right of the Workspace indicator box Choose a new Workspace from the list by clicking on it Click the lar button on the Winspect main toolbar to select a Workspace file to open This is also used to change the current Workspace folder for the selection box above You can also click on the menu command File gt Open Workspace UTEX Scientific Instruments Inc 2004 Chapter 1 Using Workspaces Winspect User Manual Click the im button to save your Workspace You can also click on the menu command File gt Save Workspace If you are using a Workspace you opened from a saved file Winsp
35. not of interest to you Defne relative positions Stark 0 000 11 0 000 iri 10 000 in 10 000 in Choose shape aa lt start The default shape for a 2 axis scan 1s a square or rectangular region You can also define a circular triangular or trapezoidal shape for the scan index NOTE Positions are relative Scans always start from the current position scan See Chapter 6 Selecting a scanning method to learn about selecting a scan type To scan a non rectangular area you must select a 2 axis scan type and then modify the shape of the scan area Defining the basic shape You must first define the size of the scan area exactly the same way you would define a conventional scan by specifying the dimensions on the Scan tab The Shape tab has the controls you use to define the shape of the scan area The scan shape is displayed in the window Rectangular scanning is the default shape Click the W arrow and select Circular or Trapezoid from the list Observe carefully to see which is the scan axis and which is the index axis UTEX Scientific Instruments Inc 2004 Winspect User Manual Chapter 7 Setting up the scan Select Trapezoid Scan or Trapezoid Index to match the orientation of the object or region you wish to scan Click the button to rotate the scan shape Note that this rotation changes the relative start and end points and the direction of the scan It
36. open a Workspace file e Check this box if you want Winspect to automatically return to the last folder you used e Leave the box unchecked empty if you want Winspect to always return to one specific folder for Workspace file saving Reloading the last Workspace used Winspect can be configured to re open the last Workspace that was used This can be very handy if you are working using a specific Workspace day after day To activate this option click the mouse on the menu command Options gt Workspaces gt Load last Workspace This option can be checked to override the default option Use Welcome at Startup Reloading data files automatically Winspect can also be configured to re open a Workspace with the same data files that were open when you shut down This can be very useful if you are working on a data file perhaps making annotations or measurements and you need to stop To activate this option click the mouse on the menu command Options gt Workspaces gt Reload Data Files Winspect will include the names of the data files in the Workspace description When you re open that Workspace those data files will be reloaded into the appropriate viewer windows Remember that Workspaces do not save the actual scan data when Winspect shuts down The data must be saved in a data file Winspect will reload those data files when that Workspace is recalled See Chapter 8 Performing the scan for more information abo
37. perform basic user tasks Conventions used in this manual The following conventions are used in this manual Angle brackets enclose the name of a key or a set of keys that you must press to perform an action If multiple keys must be pressed at the same time they will all be enclosed within one set of brackets For example the common Windows reboot command is lt Ctrl Alt Del gt Bold text is used to highlight the name of a window or dialog box that contains a group of related tools For example the Winspect Instrument Manager window contains all the tools you need to view and control your ultrasonic and eddy current instruments Window Menu Items Bold and italic text is used to identify a Winspect menu item The arrow symbol is used to indicate a sequence of selections or options that will Menu gt Commands lead you through a menu list or dialog box For example To open a new Workspace click the mouse on the menu command File gt Open Workspace S The pointer symbol is used to highlight an important note A The yellow triangle indicates a strong caution Indicates that additional information is available and tells you where to find it Contacting UTEX You can reach us at UTEX Scientific Instruments Inc 2319 Dunwin Drive Unit 8 Mississauga ON Canada L5L 143 Telephone 905 828 1313 Fax 905 828 0360 Email tech support utex com Website http www utex com Please have your Winspect Software License numb
38. scan Ignore the message box asking if you wish to abort or continue e Click and drag the mouse inside the viewer window to zoom in on the region of interest of the scan axis e Return to the Scan Paused message box and click the Continue button to resume scanning or the Abort button to quit and start a new scan using this zoomed view This zoomed in online scrolling will only work for the duration of the current scan Once completed the entire scan will be displayed in the color plot window changing the zoom level to full length An alternate ways of adjusting the view while online scrolling is taking place is to change the Aspect ratio The aspect ratio can be set by using the menu command View gt Set Aspect Ratio If you notice missing data in the color plot or line plot you may need to reduce the update rate See Chapter 7 Using on line data display while scanning Viewing data from a file You can open a file and display the data in four ways e Open a data display window Color Plot Line Plot or Eddy Current Plot and then select File gt Open from the display window s menu opens a Line Plot graph window opens a Color Plot image window e You can also click the main menu command Display on the Winspect main menu then select a display type opens an Eddy Current Plot window or e Click the menu command Display gt Open Data File on the Winspect main menu and select the file you wish to view or
39. sets with a grayscale palette When you save the workspace any palettes currently in use are saved also If you want to save your workspace after performing some image analysis then use the Reset All button to restore all displays to the workspace palettes before you save the workspace er Click the Tips button on the Palettes tab to reveal a helper window with reminders about the default palette controls D Specifying default palettes You can specify default palettes that Winspect will use whenever a new Color Plot window is created If no default palettes have been defined Grayscales are used Configure Yiew E x Zoom Annotations Options Orientation Cursors Palettes Polar _ a To set default palettes 1 Right click in the color plot and select Configure View from the pop up menu You can also click the menu command Options gt Configure View Use a single palette Reset palletes when switching or processing subsets Reset All Clear Reset palletes when new data loaded 2 In the Configure View window click the Palettes tab 5 Tips 3 Click the Set Defaults button on the aye C Winspect Palettes customt foo pl ea palettes tab epee CAWinspect Palettes custom2 foopl2 ES 4 Specify which palettes to use for See specific data sets Check the box beside Reset palettes Cancel Cross section dE Level when new data loaded 6 Save the current
40. switch between one two and 4 pane views Additional window layouts are available Click on the menu command Window gt Split Panes and select a new layout When you split panes the new panes are made equal in size by default You can change the relative size of split panes by using the mouse click on the border between panes and drag the border to re size the panes UTEX Scientific Instruments Inc 2004 Winspect User Manual Chapter 3 Viewing live signals Click on the menu command Window gt Equalize to restore all panes in the display to equal size To change the active windowpane click the mouse inside the pane you want to become active The title text of the active pane is bold relative to the other panes and the pane appears depressed The main toolbar and menu commands such as Zoom and Signal Source apply to the active pane By splitting the display window you can simultaneously display both the strip chart and numeric value of a single signal or you can display multiple signal sources Viewing multiple signals If you have multiple sensors or instruments that you need to monitor you can view these signals individually or simultaneously To view one signal at a time Click the button to step through each signal source monitored by the Point Data Display You can also click the menu command Instrument gt Next Instrument E Point Data Display J OI x File Sources Gates Alarms Calculators View Update Win
41. the W arrow to select a simulated data source e Select Wall Thickness to simulate a measurement signal from an external flaw detector Select Eddy Current to simulate eddy current signals You can select whether the data is displayed in 8 12 or 16 bit resolution UTEX Scientific Instruments Inc 2004 Winspect User Manual Chapter 4 Adjusting instrument settings You can add simulated noise to the signal Click the Edit Simulation button to reveal the simulation controls See below for instructions about using these controls Editing the simulation The simulated A scan and point digitizer signals are derived from a simple model of a real inspection such as a tube scan test block or transducer characterization system You can edit many of the parameters of this simulation model Click the Edit Simulation button to reveal the simulation controls Type Click the W arrow to select a simulated object or i Simulation Ioj x inspection type Type Tube Select Anes Tube Dimensions mm Select Axes Anis 1 Thickness 500000 Click the V arrow to link the simulated scan axes to Ho coe enon c 050000 Probe position mm a dimension of the simulated object Olt center 1 000000 Outer Diameter 50 000000 Only those axes already listed in the Motion Controller will be available for selection in this window Probe position In the Tube Simulation you can adjust the probe offset
42. two simulators one for ultrasound signals the A scan Simulator and one for single point signals the Point Digitizer Simulator Show the Instrument Manager by clicking on the main Winspect toolbar You can also click the menu command Instruments gt Instrument Manager Adjusting the A scan Simulator You can add the A scan Simulator as an instrument Click the button in the Instrument Manager window to add a Timeslot and then select A scan Simulator from the list of supported instruments ET Instrument Manager Timeslot 1 of 3 J ioj x File Instruments Data f1 A Scan Simulator ed gt gt a Display Digitizer Signal Properties Gates Data A Scan Simulator Edit Simulation Element Size Input Peak Peak Sampling Rate Num OF Avge 8 Bit E 100 MHz fi The A scan Simulator operates exactly like a physical instrument and it can be configured for a variety of demonstration and training purposes Here are some of the things that you can adjust Digitizer Controls e Select the signal resolution from 8 12 or 16 bit data e Select the signal input Range in volts e Select the digitization rate sampling rate of the simulated signal e Select Signal Averaging and set the number of averages e Select the pulser gain UTEX Scientific Instruments Inc 2004 Chapter 4 Adjusting instrument settings Winspect User Manual Ultrasonic Signal Properties e Define the center frequenc
43. use to view live signals in Winspect Instrument Displays e the A scan Instrument Display e the Eddy Current Instrument Display e the Point Data Display Note All of the windows for displaying a live signal have the words Display in their title bars Selecting the right type of display Each display type shows a specific type of signal or data Select a display that is appropriate for the instrument or signal source you need to monitor The A scan Instrument Display is most often used to display ultrasonic waveforms It can be configured with a rectified signal display like a flaw detector or with an RF waveform display The A scan Instrument Display can be opened in two ways Click the A scan Instrument Display button on the Winspect toolbar You can also click on the menu command Instruments gt Live Displays gt A scan instruments The Eddy Current Instrument Display shows signals from both PC card based instruments and from external instruments Refer to Chapter 4 for more details about using these eddy current instruments The Eddy Current Instrument Display can be opened in two ways Click the Eddy Current Instrument Display button on the Winspect toolbar You can also click on the menu command Instruments gt Live Displays gt Eddy Current Instruments The Point Data Display is a slightly different class of display from the other live signal displays It can show analog voltage signals acquired through a single point
44. with the Impedance Plot 22 Working with the Strip Chart 23 Making simple measurements 24 Monitoring multiple instruments 24 Using the Point Data Display 24 Monitoring external instruments and sensors 24 Displaying measured and calculated values 26 Using the single point display controls 26 Live pan and zoom 26 Using the right click menu 27 Using the double click controls 27 Configuring the Data Collection Properties 27 Display zooming 28 Making simple measurements 28 Using multiple windows 28 Viewing multiple signals 29 Using Gates and Alarms 30 Using simulated signals 31 Chapter 4 Adjusting instrument settings 33 Using the Instrument Manager 33 Adjusting Instruments 34 Saving instrument settings 34 Adjusting ultrasonic instruments 35 Working with ultrasonic instruments 35 Saving pulser receiver settings 35 Adjusting waveform digitizer settings 36 Adjusting all in one card settings 3 Adjusting eddy current instrument settings 38 Adjusting single point digitizer settings 39 Acquiring eddy current data with a single point digitizer 40 Adjusting signal simulator settings 41 Adjusting the A scan Simulator 41 Adjusting the Point Digitizer Simulator 42 Editing the simulation 43 Chapter 5 Defining the source and type of data to be acquired 45 Collecting ultrasonic data using gates 45 Understanding gates 45 Setting gates on the signal 45 Specifying data to be acquired 46 Using advanced data types 46 Viewing live data collected From ga
45. you may still want to save the instrument configuration in a separate file This can be useful if you use several instrument set ups within the same Workspace UTEX Scientific Instruments Inc 2004 Chapter 4 Adjusting instrument settings Winspect User Manual Click the Save button in the instrument control window to save the ultrasonic instrument settings separately from the Workspace Winspect will prompt you for a file name The file name must have an extension of pr for Winspect to recognize it as an ultrasonic instrument configuration file The default location for ultrasonic instrument configuration files is C Winspect Pulsers but you can store these files in any folder that is convenient for you Click the Open button in the pulser receiver interface window to open a saved configuration for your hardware Adjusting waveform digitizer settings Ultrasonic waveform digitizers also called Oscilloscope cards are configured in Winspect by using the Instrument Manager To make adjustments to a waveform digitizer first make the Instrument Manager visible by clicking Its toolbar button You can also click on the menu command Instruments gt Instrument Manager If you have more than one digitizer scroll through the instruments Timeslot list in the Instrument Manager to select the instrument you want to adjust If your waveform digitizer supports more than one channel you must have a timeslot for each channel and c
46. your machine In the example above the scanner is a simple 3 axis system with linear axes configured as X Y and Z The X and Y axes are in run mode and the Z axis is in jog mode The Motion Controller has a menu bar for file opening and saving as well as axis creation and configuration Each axis configured within the controller has its own window with manual controls and position information The readouts give the current position and speed of each axis Each axis may also have keyboard cursor keys assigned to control forward and backward motion All of these controls will be discussed in detail below Each axis also has its own drop down menu for axis configuration and control To open the axis menu click the V button at the top left of the axis window UTEX Scientific Instruments Inc 2004 Chapter 2 Controlling scanner motion Winspect User Manual Stopping all motion The fastest way to stop a scanner is by hitting the space bar on the keyboard You can also press the lt ESC gt key or click the Stop button of the appropriate axis in the Motion Control Window A Note Many scanners are equipped with red emergency stop buttons These are typically used only in the case of an emergency when the scanner has lost control Don t use these buttons for regular controlled operation Under normal circumstances it is better to use the programmed controls Understanding Jog and Run modes of motion Winspect motion controls ca
47. WINSPECT Systems made Simple Non Destructive Inspection Software User Manual Release 6 0 UTEX Scientific Instruments Inc 2004 tech support utex com Software License And Warranty Agreement Carefully read all of the terms and conditions of this license agreement before using the software Software By opening this package you indicate your complete and unconditional acceptance of these terms and conditions This document is a legal agreement between you the licensee and UTEX Scientific Instruments Inc UTEX concerning the use of the Software This agreement constitutes the complete agreement between you and UTEX AGREEMENT 1 LICENSE UTEX grants the licensee a non exclusive license to use the Software in this package on one 1 server workstation in a single network installation which installation shall consist of no more than 500 servers workstations A network is defined as any continuously connected group of computers on one cabling scheme without hardware or software bridges UTEX retains title to and ownership of this copy and all backup copies and any proprietary rights related to the Software You may make copies of the Software for backup You may not copy the User s or Reference Manual except as a complete un modified document for the internal use of the licensee make alterations or modifications to the Software or attempt to discover the source code of the Software The Software may not be subl
48. an externally controlled scan or a timed scan See Chapter 2 Manually controlling the scanner for information about moving the scanner to a home or start position before beginning a scan Selecting which axes to use The Scan tab on the Scan Controller is used to define the basic scan pattern The first step is to specify how each axis will move during the scan Only those axes that have been configured in the Motion Controller will be available for selection i 2 Axis Scanning For example if your motion controller has two linear axes your choices might be X and Y as shown opposite scan Options Collection Performance Shape Indes Axis Length fio If Resolution CE In Speed Poo In sec Helicalindexing T Scan Axis Length No IF Resolution ZZ In Speed i In Sec Continuous rotation P Some specific terms are used to describe the scanner motion Scan Axis The main axis of motion along which the scanner will move continuously Each pass along the scan axis builds a row of data in the image file UTEX Scientific Instruments Inc 2004 55 Chapter 7 Setting up the scan Winspect User Manual Index Axis The secondary axis along which the scanner moves incrementally after each pass along the scan axis The index axis parameters define how the rows of data are spaced Step Axis For 3 axis scans the step axis is the elevation axis This is usually labeled Z a
49. analog digital card This function is most often used to monitor external instruments or sensors The Point Data Display can also display data derived from another signal For example the amplitude of a gated signal in the A scan Instrument Display can be graphed as a strip chart in the Point Data Display You can show any measurement from any of the live instrument displays in the Point Data Display The Point Data Display can be opened in two ways Click the Point Data Display button on the Winspect toolbar You can also click on the menu command Instruments gt Live Displays gt Point Data Display UTEX Scientific Instruments Inc 2004 Chapter 3 Viewing live signals Winspect User Manual See Using The Point Data Display later in this chapter for more details about using this versatile tool Viewing a specific signal source If you have multiple signals or instruments you can select which signal source to show in display window There are three ways to select a new source to display Click on the Next Instrument button on the toolbar of an Instrument Display window e Click the menu command Instrument gt Next Instrument on the menu bar of the Instrument Display window e Right click the mouse inside the display window and select Data to Display from the pop up menu Using the A scan Instrument Display The A scan Instrument Display is a powerful instrument It has many useful features and tools for ob
50. ance traveled Select a timed scan 1f you need to e Inspect an area manually moving at a constant rate e Inspect a material as it is extruded in a continuous mill e g pipe thickness polymer property monitor e Observe a stationary sample for changes in time such as curing bonding etc Click the V arrow at the right side of the scan type box to see the list of all available scan types Click on the list to select Timed Scanning UTEX Scientific Instruments Inc 2004 Winspect User Manual Chapter 6 Selecting a scanning method You can also click the Scan gt Scan Type gt Timed Scanning command on the main Winspect menu bar See Chapter 7 Setting up the scan for information about adjusting the scan parameters Point by Point Scanning Point by Point Scanning is a scan type that when in Manual Mode enables you to collect and arrange data without needing any equipment to manipulate the probe or track its position You use Point by Point Scanning to build an image of the scanned area by following a grid marked on the object which 1s then mapped to a data array within Winspect Typical uses for this type of scan include manual inspections of repaired damage areas corrosion mapping and rapid inspections of suspect regions to determine whether set up of a motorized scan is warranted You can also use Point by Point Scanning in a Motorized Mode When in Motorized Mode Winspect uses assigned motion axes to move th
51. and View gt Live Pan Zoom on the main menu bar of the display window To change the length of the region displayed move the mouse inside the strip chart display then click and drag left or right Left increases the display range right decreases the display range D To pan the displayed region move the mouse cursor down to the horizontal axis it will change into a hand shape Click and drag the mouse to pan left or right This function is valid only when the strip chart display is zoomed in If the cursor does not change shape the Live Pan and Zoom controls are not active Activate them as instructed above Setting the horizontal range The strip chart will scroll automatically when the graph reaches the right edge of the window To can change the width of the strip chart window 1 Right click to reveal the pop up menu 2 Click to select Display Properties A menu box will appear 3 Inthe Length box type a new value for the strip chart window width UTEX Scientific Instruments Inc 2004 Chapter 3 Viewing live signals Winspect User Manual Making simple measurements You can use the mouse for making simple measurements in the strip chart and impedance plot regions of the eddy current display Click in the region to make it active The cursor position is indicated at the bottom left of the display This is an absolute measurement in voltage of the X or Y component on the vertical axis and time or distance on th
52. anning with one axis will produce either a graph or a B Scan image Graphs are produced when collecting single point data such as Time of Flight B Scan images are produced when collecting RF waveforms along an axis Select a 1 axis scan if you need to e Scan a pipe along the length perhaps for testing thickness e Scan a cylinder or tube around the circumference e Scan a weld line from one side e Scan a bond line between two materials Click the V arrow at the right side of the scan type box to see the list of all available scan types Click on the list to select J Axis Scanning You can also use the menu command Scanning gt Scan Type gt I Axis Scanning on the Winspect main menu See Chapter 7 Setting up the scan for information about adjusting the scan parameters UTEX Scientific Instruments Inc 2004 Chapter 6 Selecting a scanning method Winspect User Manual Scanning with two axes Use a 2 axis scan to collect information in an area The area can be defined by 2 linear axes X and Y distance or by one rotary and one linear axis rotation angle and distance C scan images are produced by capturing a single point of data such as amplitude or time of flight for every point in a two axis scan Capturing the RF waveform for every point in a two axis scan produces a 3 Dimensional C scan image Winspect has advanced tools for viewing 3 D C scans Select a 2 axis scan if you need to e Scan an entire surfa
53. can also open several windows at once and view multiple data sets at the same time Click to step through the collected data sets one at a time You can also use the menu command File gt Next Subset If there is more than one type of data in the file Winspect will automatically convert the window from a Color plot to a Line Plot to accommodate the data set you are viewing Clicking the next subset button will convert the window type automatically to show the data in the next subset Open multiple viewer windows if you want to simultaneously view several subsets from the same scan or stored file You can also open additional viewer windows to display scan data with a saved file or display two or more saved data files at the same time Viewing eddy current data as it is collected There are several ways to view eddy current data as it is collected It does not matter whether you are using a supported instrument such as the ECT PCI MK2 or Flare PD1000B or you are using an external instrument monitored with a single point digitizer card The live signals are normally viewed with the Eddy Current Instrument Display This display window shows the entire set of data X amp Y voltage phase amp magnitude within the same window Refer to Chapter 3 Viewing Live Signals for more information about using the Eddy Current Instrument Display UTEX Scientific Instruments Inc 2004 Winspect User Manual Chapter 9 Viewing the data
54. ce such as a flat plate or sheet make a C Scan e Scan a section of pipe or vessel along the length and around the circumference also a C scan e Scan an object in an immersion tank with a turntable and elevation arm Click the V arrow at the right side of the scan type box to see the list of all available scan types Click on the list to select 2 Axis Scanning You can also click the Scanning gt Scan Type gt 2 Axis Scanning command on the main Winspect menu bar See Chapter 7 Setting up the scan for information about adjusting the scan parameters Scanning with three axes 3 axis scanning is possible in Winspect although it is rarely used It is sometimes called volumetric scanning A 3 axis volumetric scan is really a set of C scans stacked one on top of the other A C scan is completed for each layer with a normal 2 Axis scan Then the third axis is stepped up thereby changing the focus of the probe to correspond to the next layer Using timed data collection Time based scans can be used to monitor a continuous process or to observe changes in material properties over a period of time such as reaction curing or adhesive setting Time based scans are also used to scan without motion hardware A practiced operator can produce scans of a small area with excellent resolution by moving the probe manually with a steady hand Timed scans are similar to one axis scans but elapsed time is the measured axis instead of dist
55. come active The title text of the active pane is bold relative to the other panes and the small square at the top left is black in the active pane white in the other panes Each pane operates the same way as a A scan Instrument Display The A scan main toolbar and menu commands such as Zoom and Signal Source apply to the active pane Using the Accumulate A scans function The Accumulate A scans function retains the image of each A scan in the display window instead of refreshing the image with each trigger of the instrument This is useful for observing transient images To use this feature click the menu command Tools gt Accumulate A scans in the A scan Instrument Display window To refresh the display click the menu command Tools gt Clear Accumulated A scans in the A scan Instrument Display window The A scan display will be cleared and will begin accumulating new images with the next trigger This feature is useful for several tasks e Moving a transducer back and forth along its axis creates an image with a peak at the focal point Rotating a transducer s swivel or gimbal mount produces a similar image with a peak at the optimum angle This enables you to quickly adjust your transducer fixture for optimum signals e You can measure the wobble in an off center axis or an imperfect circular part as they rotate in real time e You can measure axial misalignment and thickness variation of scanned parts e You ca
56. damages from loss of data downtime goodwill damage to or replacement of equipment or property and any costs of recovering reprogramming or reproducing any program or data used in conjunction with UTEX products even if UTEX or an authorized dealer has been advised of the possibility of such damages You agree that UTEX liability arising out of contract negligence strict liability in tort or written or oral information or advice given by UTEX dealers distributors agents or employees will in no way increase the scope of this warranty Nor may you rely on any such written or oral communication Some provinces states do not allow the exclusion or limitation of implied warranties or liability for incidental or consequential damages so the above limitation may not apply to you This warranty gives you specific legal rights and you may also have other rights which vary from province to province or state to state 4 GENERAL If any provision or portion of a provision of this Agreement is determined to be invalid under any applicable law it shall be deemed omitted and the remaining provisions and partial provisions of this Agreement shall continue in full force and effect Table of Contents Using this manual V How to find information in the User Manual V Conventions used in this manual V Contacting UTEX V Chapter 1 Using Workspaces 1 Understanding Workspaces 1 Working with Workspaces 1 Backup copies of Workspaces 2 Understanding Work
57. de Save As Type and select txt to save the data as a tab delimited text file Ultrasound Color Plots The tools available in the color plot window will depend upon the data type displayed For example Time Axis to distance conversion is only available for B Scans Simple tools that are available for both B Scans and C scans include Data Value Interpretation Winspect displays the data in the color plot window as percent of full scale or volts depending on the type of instrument used You can assign a label and units to these data values to make them more meaningful Click on the menu command Analysis gt Interpret Data Values to assign interpreted values to the data and modify the axis label Time to Distance Conversion You can perform time to distance conversion on the horizontal axis of a B scan Click on the menu command Analysis gt Time Axis gt Distance A window will pop up with inputs to specify how the calculation will be done e You can select wave type and material from the list or you can specify a velocity for Winspect to use e Indicate whether the sound path is direct through transmission or a round trip echo e You can also specify an angle for non perpendicular probes e Specify an offset distance and time to accommodate the water path or a delay line dB Conversion Color plots can be displayed in decibels or linear scales Click the dB button on the color plot tool bar to display the data in log
58. defined for that axis in the Resulting Data Rate 1 000 Hz me Motion Controller configuration litte Ga Carrion Thence Last Hit Count Scan Completion at 10 30 AM The Last Hit Count button calculates Detailed Test M aximur Speed the performance of the previous scan in terms of the percentage of Maximum Data Fate data points acquired relative to the number of points that were defined for the scan Apply Close UTEX Scientific Instruments Inc 2004 Chapter 7 Setting up the scan Winspect User Manual Saving and retrieving scan definitions Saving a Workspace file also saves the scan definition as part of the Workspace If you wish to save the scan definition separately you can use the menu command File gt Scanning gt Save on the Winspect main tool bar If you want to save a modified scan configuration with a new name use the menu command File gt Scanning gt Save As and Winspect will prompt you to enter a filename Winspect uses the file extension scn to recognize scan definition files To open a saved scan definition use the menu command File gt Scanning gt Open on the Winspect main tool bar Unconventional scan patterns You can specify a non rectangular PMET AE E x area when performing a 2 Axis scan This feature is minimizes the scan cican Options Collection Performance Shape time for large objects because it eliminates the time wasted scanning regions that are
59. does not affect which axis is used for scan or index Defining the shape dimensions You must specify two or four vertex points to define the dimensions of the scan shape e Two vertices are needed to define circles and rectangles e Four vertices are needed to define trapezoids and triangles A triangle is simply a trapezoid which has two vertices defined with the same coordinates If you have already defined the scan and index axis lengths on the Scan tab these limits will be suggested as default vertices that define a rectangular shape You must edit these vertices to control the shape of the scanned area There are two ways to specify these points 1 Click on a vertex in the list and then click the button to edit its coordinates 2 Drive the scanner to a position click on a vertex and then click the button to capture the current position and record it for the current vertex cm The positions you define are relative The scan pattern is calculated from the current position of the scanner in x y You must return to the start point BEFORE you start the scan Click the nl button to drive the scanner to the selected vertex This works exactly like the Go To command in the Winspect Motion Controller window When setting up a scan for the first time it is good practice to manually drive the scanner to each vertex This will help you ensure that e The defined scan area is sufficient to cover the region or object to be inspected
60. dow HSE e 4 0 ID TOF 26 02 Usec BV TOF 1 92 Usec BY And B TOF 1 71 Usec ECT 0 00 0 00 Volts Alarm on Gate 1 on ID TOF ID TOF aa l 2 3 4 T 71143 419197 1 0750 0 0625 UTEX Scientific Instruments Inc 2004 Chapter 3 Viewing live signals Winspect User Manual To view multiple signals Split the display window into panes to view as many signal sources as you have Then select a signal source to be displayed in each pane e Click in a pane to make it active e Then right click and select Data to Display Using Gates and Alarms You can set a visual and audible alarm on any point data or point digitizer channel you are monitoring This is useful if you want to be alerted when a threshold has been crossed by the signal To set an alarm you need to gate the single point data The alarm is triggered by the signal crossing the gate threshold either up or down The alarm s name and status is displayed as text so you must have a two pane display showing the gated signal in one pane and text in the other Gates and Alarms are available in both the Point Data Display and the Eddy Current Instrument Display windows Setting Gates Gates may only be set up in a strip chart display window They cannot be added from the text display panel e Click in the strip chart window to make it active Bip he clicl and scleph add Gale iol x File Sources Gates Alarms Calculators View Update
61. e The toolbar at the top of the viewer window has zoom controls for this display These buttons increase and decrease the magnification of the impedance display in four steps 100 200 400 800 The number at the top right of the impedance plot indicates the magnification level To increase the magnification of impedance plot click the zoom in button on the toolbar You can also use the menu command View gt Zoom in To decrease the magnification of impedance plot click the zoom out button on the toolbar You can also use the menu command View gt Zoom Out The status line at the bottom of the impedance plot shows the center and span of the blue gate that is generating the impedance image You can use this to track the signal location on the strip chart Eddy current data can also be displayed in a Line Plot window This display is useful if you want to isolate a particular section of the voltage strip chart for further analysis The window can be switched to display X Real or Y imaginary voltage phase or magnitude Click the menu command Data to select how to display the eddy current signal See later in this chapter for details about viewing and manipulating eddy current C scan data Working with the color palette You can manipulate how color plot data is displayed using the color palette This can help you improve interpretation or presentation of the scan data For interpretation of small differences in scan data yo
62. e horizontal axis of the chart To measure a difference click and drag the mouse between two points The cursor status will show the relative difference between the start point and end point of the drag cm In the strip chart region you must first switch off the Live Pan and Zoom control to obtain a normal arrow cursor Right click in the strip chart region then click on Live Pan Zoom X to deactivate this feature Monitoring multiple instruments Each current instrument is configured as a separate channel in the Instrument Manager The instrument manager registers each instrument in a timeslot A complex inspection system may include several instruments each with its own timeslot Click the button on the toolbar to display the next instrument You can also click the menu command Instrument gt Next Instrument Using the Point Data Display The Point Data Display is a versatile tool that can display a variety of data It can display discrete signals that are acquired through a single point digitizer or 1t can display values derived or measured from other signals such as gated A scans You can configure the display to show several graphs at the same time regardless of their source and you can plot these values based on time or distance along a motion axis Click the LE button on the Winspect toolbar to reveal the Point Data Display You can also click on the menu command Instruments gt Live Displays gt Point Data In the nex
63. e its usefulness Custom Processors Winspect includes a number of custom data processors which can be used to analyze and manipulate scan data after it has been collected These advanced tools are available under the menu command Process gt Custom in the color plot window Processing Eddy Current C scans You can extract cross sections from an eddy current C scan image The resulting data 1s a normal eddy current strip chart showing X and Y voltage and phase for one pass along the inspected object The cross section can be extracted to show a horizontal or vertical scan The image at right is a C scan of a 10 mm section of heat exchanger tube with induced flaws cut at various depths along the length of the tube Click the menu command Data to switch the data display the show X Y magnitude or phase information for the scan As with ultrasound C scans eddy current C scan images can display cross section windows Extracting an eddy current plot from a C scan Click the menu command Process gt Extract gt Horiz Lissajous then click on the C scan image to indicate where the cross section will be extracted Winspect will open a new eddy current window and display the Lissajous eddy current plot of the X amp Y strip chart at the selected Y axis location To extract a Vertical Lissajous click on the menu command Process gt Extract gt Vert Lissajous Using the Cross Section Window You can view the cross section of the C sca
64. e menu command Tools gt Edit Time to Distance Properties Gated data processors To edit gated data processors open the Gate Properties window for that gate There are two ways to do this e Double Click on the gate you want to edit e Right Click in the A scan display and select Gate Properties gt Gate from the pop up menu Click the More gt gt button to extend the Definable Data Types section of the Gate Properties window Click on the processor you want to edit and then click the Properties button to expose its properties Saved Data Processors When you call up a processor in the Line Plot or Color Plot windows the processor properties are presented so you can define how the processor will operate on the data set To edit an existing processor result simply reapply the processor and select new parameters Remember that reapplying a processor in the middle of a sequence will delete all of the subsequent results when the new processor runs Ex Creating your own processors You can create custom processors that perform sequences of operations on the data These sequential processes can be as simple or as complicated as you need They are all very easy to create The standard processors are the building blocks for these custom processors you simply chain them together in a sequence Creating a custom Processor To create a custom processor click the menu command Processing gt Edit Processors on the main menu bar
65. e probe to the designated grid positions and collect the data Using external motion control Winspect is capable of going along for the ride on a machine that is externally controlled In this mode Winspect does not control the movement of the scanning head The scanning equipment is controlled by another system while Winspect manages only the data acquisition tasks There are three main points to remember about using external motion control 1 At least one axis must be configured for external control The Motion Controller will display only the position readout without Jog or Forward Backward buttons 2 An external machine or the operator moves the axis Winspect records encoder position information 3 Scanning must be terminated manually by pressing the lt space bar gt or lt Esc gt key You might use an externally controlled scan when e An existing machine controls the scanner with encoders Winspect can use these encoders to determine probe position and record data e Your scanner performs complex surface following These machines usually provide position information or a trigger to Winspect which then acquires data e You perform a manual scan in which the operator moves the probe and an encoder provides position information to Winspect You must still select a scan type to define how Winspect will organize the data The selection of external motion control just indicates that Winspect will be passively acquiring data
66. e region it will be shown as light gray Using the right click menu The eddy current display has a pop up menu with frequently used tools The available menu items may be different for each region of the display To view the menu for a display region e Click in the region to make it active e Right click to reveal the pop up menu for this region Using the double click controls You can edit the properties of the Eddy Current Instrument Display by double clicking the mouse on the feature you want to change Double click e ona gate to edit the gate properties e ina blank region of the display to reveal the instrument manager controls e on the title bar of the display window to maximize the window Double click again to restore it to its default size Customizing the display configuration You can customize the configuration of the Eddy Current Instrument Display window Two standard layouts are available To select a different layout click the menu command Window gt Layout a Eddy Current Instrument Display i joj x File Instrument Display Gate Alarms View Update Window AEREE 4 9 Eddy Current on Notched Tube 0 00 0 00 Volts Eddy Current on Notched Tube ao x E he Wall Thickness Real ig TaN Lil mir 1 0 0 5 0 0 0 5 1 0 i 1 p 3 4 T 3 g 1 0644 0 2070 6 3107 0 9901 sec BSG rekon Hotbed Tite 4 5794 0 9851 UTEX Scientific Instruments Inc 2004 Chapter 3 Viewin
67. ect data from them Show the Instrument Manager by clicking on the main Winspect toolbar You can also click the menu command Instruments gt Instrument Manager Cf Instrument Manager Timeslot 6 of 6 ioj x Fie Instruments Data fe Unknown HI Device gt gt a Display Status Card Type Unknown Al Device State Not Connected Dates Collection Data Source Mode Mame Channel fo F Complex l W Bipolar Collected whil Collected while scanning F Differential Digitization Input Range 5 00 Volts Signal Maximum Volts Resolution f2 bit Signal Minimum Wols If you have more than one digitizer scroll through the instruments Timeslot list in the Instrument Manager to select the instrument you want to adjust Most digitizer hardware supports multiple channels which can be configured separately Winspect uses timeslots to manage each channel as a discrete signal source You will need to add enough timeslots to configure all of the channels you want to monitor You do not need to establish all of the timeslots at once As you add sensors you can add timeslots to configure each new channel You can select a voltage input range for each timeslot You should match this range to the expected output from the instrument or sensor in order to get the best amplitude sensitivity You can select the signal resolution 8 or 12 bit data Note that acquiring 12 bit data will double t
68. ect will save the changes under the original Workspace file name If you have not already assigned a name to the Workspace you will be prompted for one To save your Workspace with a new name click on the menu command File gt Save Workspace As You will be prompted to name the Workspace It is helpful to use a file name that describes the work being done or the inspection method instead of a date or an operator s name This will make the file name more meaningful when you return to open previously saved Workspaces For example Wing Section XYZ123 Rib Scan ws5 is a more descriptive name than Bob July072001 Cm Workspaces do not save scan data that is resident in memory when Winspect shuts down The Workspace file contains only the instrument configuration that generated the scan data Remember to save your scan data after it is collected See Chapter 8 Performing the scan for more information about saving data files You can clear all settings and configurations from the existing Workspace by clicking on the menu command File gt Clear Workspace You will be prompted by Winspect to confirm that this is really what you want to do If you click YES Winspect will completely clear the Workspace including any instrument settings scan configurations etc Backup copies of Workspaces A You should save backup copies of your Workspace files somewhere remote from the computer where Winspect is installed In the event of human err
69. ed Mode your must lt ia ien assign available motion control axis to the horizontal and vertical O TS The scanner must be able to reach the extents of the assigned em mm grid You must also specify the spacing of data points in the array Normally this will be either in units of length mm or inches You can also use encoder counts or a non dimensional unit called columns for more versatile data collection Winspect will organize the data points according to this grid specification The Collection tab includes options to control how scan data will be saved and whether data can be overwritten when repeating a scan These controls are useful if you will be doing multiple scans with the same basic definition Using on line data display while scanning You can view the scan image as the scan proceeds This will allow you to judge whether the scan is proceeding correctly and make any necessary adjustments before completing a whole scan Both Line Plot and Color Plot displays can be configured to show on line data as it is acquired If the displays are not already configured please refer to Chapter 9 Viewing the data for information about how to set up the image viewer to display on line data Winspect updates images for 2 Axis and 3 Axis scans at the end of each scan line while the scan indexes for the next scan line This ensures Winspect is not busy updating a display when data needs to be collected For 1 Axis Hel
70. ents Inc 2004 Winspect User Manual Chapter 9 Viewing the data Calculating image area statistics You can measure the area of any part of the image and calculate some statistics about the data in that area This is useful when measuring defect size or when reporting on other features in the image To calculate an area Click the menu command Analysis gt Area Statistics then click and drag the mouse in the Color Plot image The area you define with the mouse will be used in the calculation A window will pop up that displays the start and end points of the drag and the area it defines There are several other useful things you can calculate using this window Enter a Volume Scale Factor to calculate the volume defined by the area times the depth represented by the volume scale factor Enter a Threshold value to calculate the percentage of data points above and below that threshold This is useful for determining whether defect reflectors are at or above critical values Click the Calculate button to perform the requested calculations More sophisticated measurements are also possible See Chapter 11 Annotating Images and Preparing Reports for more information on this topic Making measurements in eddy current views The image below shows an eddy current scan of a notched heat exchanger tube The strip chart scan axis shows degrees of rotation around the circumference of the tube To improve your measurement acc
71. er 11 Annotating images and preparing reports Winspect User Manual To move annotations Click on the text to highlight the annotation with corner handles and then drag the text to its new location To delete annotations click on the text and press the lt delete gt key Annotation text can be hidden from view Click the button to toggle the text display This command hides all annotations not just the ones for the current data set Annotating images with measurements You can also use annotations for making measurements on the scan image Click Options gt Annotations in the color plot menu bar and select a e Point Click the mouse to measure and annotate the selected point e Vector Click and drag the mouse to draw a line and measure its length e Box Circle or Ellipse Click and drag the mouse to enclose an area and make measurements e Polygon click the mouse at several points to draw your polygon Press the lt Esc gt key to stop drawing Winspect will prompt you with a window to select one or more measurements and allow you to annotate the image with the results Click on any number of check boxes to select measurements Click Compute to see the calculated Measurements Lines Points Subsets results Selected Measurements Results To exit the measurement calculator without writing results to the image click OK without Annotating the Display The original annotation shape will remain visib
72. er available so that we may serve you more efficiently UTEX Scientific Instruments Inc 2004 Winspect User Manual Chapter 1 Using Workspaces Chapter 1 Using Workspaces Whenever you are using Winspect you are operating within a Workspace This chapter explains how they work and how to use them to get the most out of Winspect Understanding Workspaces Workspaces are the foundation on which Winspect data acquisition systems are built A Workspace is made up of several components that provide all of the functionality of Winspect These components are the Instrument Manager A scan Instrument Display Motion Controller Scan Controller and Viewer Windows Winspect saves the configuration of each component in a Workspace file This allows you to save your work in progress and restart in exactly the same state as when you left Winspect Workspaces are the best way to organize your work for several reasons e They are convenient way to organize your work by job and by the type of work being done For example you can have one a Workspace for a repeated task like scanning a particular part and another Workspace for analyzing the scan data from that inspection e They are the most convenient way to save your work because they save all instrument settings viewer settings and scanning configurations in one location e They reduce wasted time due to errors just reload the last good Workspace e Workspaces can be copied between
73. essors at any point in the sequence Simply click on its title and repeat the Process Subset command This is useful if you are not sure what parameters to use for a given operation such as the cut off frequency for a filter You can also select a completely different processor If you re apply a processor in the middle of a sequence the new result will replace all of the S subsequent processors You should save any results that you want to keep before re applying an intermediate processor To save the processed data click the menu command File gt Save Processed Data As on the menu bar of the line plot or color plot window Only the current underlined data set is saved If you have performed multiple operations you must select each processor result and save it individually 86 UTEX Scientific Instruments Inc 2004 Winspect User Manual Chapter 10 Processing the data to improve its usefulness Controlling the properties of Processors Almost all processors have some properties that you can edit to control how the processor works This applies to all three classes of processor display live data and saved data processors Display processors To edit display processors click the menu command Tools gt Edit Display Processor Properties on the A scan Instrument display menu bar The Time to Distance processor has its own listing in the A scan Instrument display menu bar To edit the Time to Distance measurement click th
74. for as many windows as you need Click the mouse and drag the image from the impedance plot into one of the new windows at the top of the display Move the scroll bar at the bottom of the window to move the gate to a new location on the strip chart Click and drag the mouse to capture the new waveform from the impedance plot window You can drag the waveform plot into an empty window or you can drag it on top of an existing window and replace the previous waveform capture UTEX Scientific Instruments Inc 2004 Winspect User Manual Chapter 11 Annotating images and preparing reports Chapter 11 Annotating images and preparing reports Annotations are comments and measurements that you add to the scan image These annotations help you to create a report which can be printed saved or exported to other programs Annotations are a powerful way to record your analysis of the scan data and communicate it with others Annotating images with text To place text on an image click the button on the color plot toolbar Then click the location in the image to place the text The Annotations window will appear Click the RE x word New in the text field and type the text you want to add To complete the annotation click Apply or OK Text Fort Position Subsets Font Arial Bold Sj E T Italic You can create a list of frequently used annotation Ss words or phrases These are shown on the Text Orientation jo de
75. g a flaw or determining distance to a reflector In each viewer window there is a status indicator at the bottom of the window This displays two types of position information based on how you use the mouse e Ifyou move the mouse around inside the image or graph area the indicator displays the current cursor position and the value of the data point at that position This is called absolute mode e Ifyou click and drag the mouse the status indicator displays the distance between the start and end points of the drag and the difference between the data values at those points This is called relative mode The type of information displayed on the status bar will depend upon the viewer you are using e In line plots the cursor position along the scan axis and the waveform amplitude or data point value are displayed as X Y e In color plots the cursor position is displayed as X Y The data value at that point in the image is displayed as 123 456 e In color plots with polar view you can display the cursor position as radius and angle r theta e In eddy current plots there are three status bars one in each region of the display These will be discussed in detail below Making a measurement Click and hold the mouse and drag it between two points in any image viewer The mouse will show a rectangle with corners at your start and end points The status bar will display the distance between these points and the difference bet
76. g live signals Winspect User Manual Layout I displays the standard 3 region plot with text an impedance plot and one strip chart Layout 2 displays a 4 region plot with two strip charts one showing magnitude and the other showing voltage of both real and imaginary components in X Y You can change the size of any region of the display Click and drag the mouse on the border between regions to change their relative size You can completely hide a region of the display to reduce clutter You can temporarily enlarge a portion of the display make measurements or adjustments and then quickly return to a multi pane view Working with the Text Region Click in the text region to make it active The text region always displays the real and imaginary components of the eddy current signal as x y coordinates If an alarm is configured for the eddy current signal the alarm status is also displayed in this region The Right click menu has controls to select which data to display You can also modify the size of the text in the display Working with the Impedance Plot Click in the impedance plot region to make it active Display zooming The main menu zoom controls are active in the impedance plot region Click the button and drag a rectangle around the area of the display you want to magnify You can also use the Right click menu command Zoom In Click the button to zoom the display out to maximum range You can also use the Right
77. ght Left increases the display range right decreases the display range D To pan the displayed region move the mouse cursor down to the horizontal axis it will change into a hand shape Click and drag the mouse to pan left or right This function is valid only when the strip chart display is zoomed in If the cursor does not change shape the Live Pan and Zoom controls are not active Activate them as instructed above Using the right click menu Right click in the display window to reveal a pop up menu that has some commonly used tools on it e Zoom In and Zoom Out e Live Pan Zoom X toggle which activates the mouse drag display controls e View Gate selector to display the full A scan range or zoom into a magnified view of gate contents e Gates controls to add delete gates and edit their properties e Data to Display selectors to change the instrument or signal source that is being displayed Using the double click controls You can edit the properties of these displays by double clicking the mouse on the feature you want to change Double click e In any blank region of the display window to reveal the Instrument Manager showing the controls for this instrument or signal source e ona gate to edit the gate properties e onan alarm to edit the alarm s properties e on the title bar of the display window to maximize the window Double click again to restore it to its default size Configuring the Data Collection Properties
78. grees F Underline tab in the annotations window Foreground color black Background color transparent Set As Default The Font tab is used to modify the appearance of the text Larger fonts are useful for titles smaller gt Apply i Cancel fonts for notes within the image The Position tab has controls to specify text appearance You can indicate that specific text 1s a title block and make its position absolute A title will not move with respect to the image when you pan or zoom Normal annotations are positioned at the top left corner of the text This corner is positioned at the closest pixel of data The Subsets tab is used to specify whether the annotation is displayed only with a specific data set or with all data sets This is useful if you have multiple data sets and you do not want to clutter one image with comments that belong to a different data set To edit annotations Right click or Double click the text on the image The Annotations window will appear You can edit the text as well as the font style Click Apply to update the annotation without closing the Annotations window Click OK to accept the changes To modify the properties of an existing annotation Right click the text to obtain window with the same controls as the Font tab Click Apply to update the annotation without closing the Annotations window Click OK to accept the changes UTEX Scientific Instruments Inc 2004 Chapt
79. he Y Axis label Spectral Analysis Winspect will perform Fast Fourier analysis on any data within a line plot window Zoom in on the region of interest then click on the menu command Data gt Magnitude Spectrum to view an FFT of the data set displayed in the line plot Click the menu command Process gt Spectral Analysis to view the frequency statistics peak frequency bandwidth etc for the data set displayed in the line plot FIR Filter Winspect includes a Finite Input Response FIR filter on the line plot window This is useful when working with under sampled data because it increases the number of points on the time axis by a factor of four Click the menu command Options gt FIR Filter to process the data in the line plot window using the FIR filter UTEX Scientific Instruments Inc 2004 Winspect User Manual Chapter 10 Processing the data to improve its usefulness Hanning Window You can use a Hanning window to reduce the contribution of signals on either side of the signal of interest before performing an FFT Click on the menu command Options gt Use Hanning Window to process with a Hanning window when performing an FFT spectral analysis Exporting data Winspect will export single point scan data to a text file You can then import this data into a spreadsheet or other analysis program Click the menu command File gt Save As When Winspect prompts you for a file name click on the box besi
80. he color plot window to open the Configure View window You can also select the menu command Options gt Configure View from the Color Plot window menu Configuring image magnification The Zoom tab contains Aspect Ratio controls Aspect ratio is the relationship between the width and the height of the scan image If your inspection used a different sample resolution for the scan and index axes the physical spacing of data points may not be symmetrical Winspect can adjust the display to show the data in a 1 1 aspect ratio oom Annotations Options Orientation Cursors Palettes Polar ajl Set Aspect Ratio 41 1 Aspect ratio by units Scale 100 Life Sized bs Apply ee changes mee 1 1 Aspect ratio by pixels Pixel per Point viewer window or click OK to set the change and exit the Configure Stretch to window extents Aspect Ratio locked Zoom Out View window I 1 Aspect Ratio by units configures the display to match the physical units specified for your scan and index axes The screen image will appear properly proportioned relative to the scanned object even if the sample spacing for each axis was different Enter a number in the Scale box to control the size of the image 100 shows the object at life size Specify a larger or smaller scale to increase or decrease the image size relative to the actual object The Life Sized button sets the view at a 1 1 Aspect ratio by units and scales the image
81. he contents of the 0 6 deg 120 13 110 100 0 a green box from the strip chart Pi E oo Pitas k e An impedance plane Lissajous z 5 PE 6e a plot at the upper right side which shows i i a T k i the magnitude and phase of the signal within the blue gate i e ao F ys A strip chart at the bottom 4 i ee di p showing the X amp Y voltages Real is ig l a ee Pia amp Imaginary components a status he oat indicator which shows the horizontal Centre 115 2 Span 43 6 v centre 115 2 Span 29 2 a position and two indicator boxes To zoom in on a portion of the strip chart click and drag the left side of the green box You can also use the scroll bar at the bottom of the chart 137 000 105 3 To change the width of the zoom window click and drag the right side of the green box You can also use the vertical scroll bar at the right side of the strip chart There is a blue gate in the zoom window and in the strip chart window The position of this gate is fixed It is always at the center of the zoom window indicator the green box To change the width of this gate click and drag the right side of the gate You can also use the scroll bar at the right side of the zoom window UTEX Scientific Instruments Inc 2004 Winspect User Manual Chapter 9 Viewing the data The impedance plot shows the phase and magnitude of the signal within the blue gat
82. he list You must have one or more motion axes configured in the Motion Controller in order to collect and display single point data in this mode Display zooming The single point displays have controls to Zoom In and Zoom Out to any part of the display Click the button and drag a rectangle around the area of the display you want to magnify Click the button to zoom the display out to maximum range Making simple measurements You can use the mouse for making simple measurements in the single point display windows You must first switch off the Live Pan and Zoom controls to obtain a normal arrow cursor Right click in the strip chart then click on Live Pan Zoom X to deactivate this feature The cursor position is indicated at the bottom left of the window This is an absolute measurement of amplitude vertical axis and time or distance horizontal axis To measure a difference click and drag the mouse between two points The cursor status will show the relative difference between the start point and end point of the drag Using multiple windows The single point displays can show a split screen or windowpane view This is useful for showing two aspects of the same signal or even multiple signals with each signal on a different source or channel For example you might want to split the viewer showing the whole strip chart in one pane and a zoom in view of the last few seconds in another The pane buttons enable you to quickly
83. he size of your data files Use 12 bit resolution unless you really need to reduce the data file size You can set a trigger and post trigger delay using digital I O of the A D input card This can be used to poke or trigger an external instrument to send its data UTEX Scientific Instruments Inc 2004 Chapter 4 Adjusting instrument settings Winspect User Manual There are some advanced features of the single point digitizer interface e Data pipeline Some instruments e g Krautkramer USD15 transmit their data from gated signals one or more trigger cycles after the waveform is acquired The Data Pipeline setting is used to synchronize Winspect with external instruments that use this form of data output e Complex Data Winspect can acquire both X amp Y voltage components from an external eddy current instrument and manage this as a single complex channel Adjacent physical channels act as input pairs for the external instruments Acquiring eddy current data with a single point digitizer You can acquire data from any eddy current instrument even if Winspect does not support it by using a single point digitizer You control your instrument manually through its front panel and Winspect will acquire the X amp Y voltage signals through the single point data acquisition card F Instrument Manager Timeslot 1 of 1 J ioj x Fils Instruments Data hi Data Translation D T2838 300 lt gt gt Display
84. hod The scanning method you select will depend upon what equipment you have and what type of data you want to collect Here we discuss one axis two axis and time based scans For information on other types of scans such as three dimensional scanning Multi Probe scanning or Tansducer Characterization refer to the appropriate appendixes or manuals See the chart at the end of this chapter for an outline of Winspect scan types and how the corresponding data 1s displayed Selecting a scan type There are two ways to specify a scanning method In the Winspect main toolbar a selection box shows the current scan type Click the V arrow at the right side of this box to see the list of available scan types Click on the list to select the type of scan you want to g5 Go Le perform Point by Point Scanning You may choose from 1 Axis Scanning 2 Axis Scanning 3Axis Scanning Timed Scanning Point by Point Scanning 1 Axis Multi probe and 2 Axis Multi probe with the additional Multi Probe component of Winspect and Transducer Characterization with the additional Transducer Characterization component of Winspect You can also click the menu command Scanning gt Scan Type in the Winspect main menu bar to see the list of available scan types Click on the list to select the type of scan you want to perform Scanning with one axis Use a 1 axis scan to collect information along a distance or around a circumference Sc
85. ical and Timed Scans you must specify a display update interval in the Scan Controller Click the Collection tab to edit the display update interval Using a rapid update rate can cause loss of scan data because the host computer will be busy updating images instead of collecting data Use the longest image update interval you can tolerate to avoid this problem To perform very fast 1 Axis Timed or Helical scanning you may have to disable the live image update feature Click the Collection tab to display the options box and remove the check mark from the box beside Live displays during scanning UTEX Scientific Instruments Inc 2004 Winspect User Manual Chapter 8 Performing the scan Chapter 8 Performing the scan Once your scan is configured you are ready to begin the scan and acquire data Clicking the Go button on the Winspect main toolbar starts most scans What happens next depends upon what type of scan you are performing All scan types can be paused stopped and restarted The clock keeps running for timer based scans that are paused only without data collection taking place For example If you pause a timed scan and restart you will have a region in the scan image that is without data Performing a manual scan Click the button and move the scanner Encoders will follow your motion and Winspect will record the data in to memory as you go Press the lt Esc gt key or space bar at any time to pau
86. icensed rented or leased Both the license and your right to use the Software terminate automatically if you violate any part of this agreement In the event of termination you must immediately destroy all copies of the Software or return them to UTEX 2 LIMITED SOFTWARE WARRANTY If you discover physical defects in the media on which the software is distributed or in the User s or Reference Manual UTEX will replace the media or manuals for a period of ninety 90 days after purchase by the retail customer You must return the disk or manuals to UTEX or an authorized dealer within the warranty period accompanied by proof of purchase This warranty does not apply to defects due directly or indirectly to misuse abuse negligence accident repairs or alterations made by the customer or another party or if the hard lock serial number has been removed or altered UTEX disclaims all implied warranties including without limitation warranties of merchantability performance and fitness for a particular purpose UTEX will not be liable for any bug error omission defect deficiency or nonconformity in any software As a result the software is sold as is and the purchaser assumes the entire risk as to its quality and performance 3 LIMITATION OF LIABILITY UTEX shall in no event be liable for direct indirect special incidental contingent or consequential damages resulting from any defect in the software or its documentation including
87. ile gt Open in the Instrument Manager window to recall a saved instrument configuration Adjusting ultrasonic instruments Winspect supports a wide variety of ultrasonic pulser receivers and integrated instruments Some of these instruments are cards that go in your computer and some are external instruments that must be connected via an interface card or via RS 232 port but all are controlled the same way within Winspect Working with ultrasonic instruments Click the menu command Instruments gt Pulsers to open a pulser receiver interface window When you select your instrument from the menu Winspect will open a window with controls configured for that instrument The example below shows the interface for a PRC35 pulser receiver from JSR Ultrasonics Some pulser receivers have a switch to start and stop the pulser without changing the pulser settings This is useful for changing probes or cables If a pulser is so equipped its Winspect interface will have a Run button to start and stop the pulser zic Trigger Mode intemal C External Pulsing Pulse Echo Pitch Catch High Pass Low Pass None 35 MHz You can minimize the instrument interface window to reduce screen clutter or close it completely if you have made all your adjustments The instrument will remain active at the new settings Saving pulser receiver settings Although Winspect saves the instrument configuration within the Workspace
88. is important to review the difference between scan data and live data Essentially live data is momentary while scan data is persistent Live data Live data can be displayed without being collected as part of a scan Live data is not preserved in the display it is displayed in a strip chart or numerical readout that updates continuously Old data is being written over as the display scrolls along Scan data Scan data has been collected as part of a manual or automated scan The data is organized in an array with defined start and end points for the data set The data shown in a Line Plot or Color Plot is preserved in memory and can be written to a file Scan data held in memory this way is not written over unless a scan is restarted Click to display graphs of single point scan data such as amplitude TOF and thickness measurements along a single axis Click to display images such as ultrasound B scans and C scans eddy current C scans or 3D ultrasound C scans Line Plot and Color plots can display data as it is collected during a scan or they can display saved data from a file You can open multiple Line Plot and Color Plot windows to display several data sets from any scan or saved file Click to display an eddy current image including the X and Y strip charts and the corresponding impedance plane Lissajous plot Eddy Current Plots can only display saved data from a file You must use a Line Plot or the Eddy Curre
89. lative Normal Approach H the zero point of the axis Absolute Approach From Offset e A relative position is defined with respect to the current position of Custom Goto PreProagrammed Gotas 0 000 mm Relative Normal Approach the axis 0 000 mm Relative Normal Approach Click the Edit button on the Goto controls window to configure the three pre programmed Goto positions for this axis E dit Cancel Goto positions can be approached directly or from an offset position This allows you to compensate for scanner backlash The scanner will overshoot the Goto position by the offset distance then approach the position from the opposite direction 0 000 mm Relative Normal Approach Click the Edit button on the Goto controls window to set the offset distance for this axis A When a Goto feature is used the scanner moves to the specified position at the maximum axis travel speed UTEX Scientific Instruments Inc 2004 Chapter 2 Controlling scanner motion Winspect User Manual Using the Position Manager The Position Manager enables Goto commands that operate on more than one axis at a time It operates in conjunction with the Motion Controller although it is a separate window Click on Motion gt Position ERTES E X e tan do cendre anes ema Goto Seanstat 15 i5 RecordNow mo New Foon ooo oo Use the Position Manager to create and edit any number of a multi axis Got
90. le Annotate Display Choose to Annotate Display if you want the results added to the selected measurement Click Apply to add these changes without closing the measurement calculator Click Cancel to abort the annotation and delete the shape No text will be drawn in the image To modify the properties of an existing measurement annotation right click the object to open a window with color and line thickness options 96 UTEX Scientific Instruments Inc 2004 Winspect User Manual Chapter 11 Annotating images and preparing reports See the Reference Guide for more information about specific annotation tools and their use Copying images to the Windows clipboard You can copy a scan image from the color plot window to the Windows clipboard You can also save the scan image to a file From the File menu in the Color Plot window select Export Bitmap gt To Clipboard The clipboard image can then be pasted into any other software application S Only the bitmapped image is exported to the clipboard The underlying data is not exported Exporting images to other programs From the File menu in the Color Plot window select Export Bitmap gt To File This opens a window in which you can select a folder and type a filename S Only the bitmapped image is exported to file The underlying data is not exported Printing reports Your printed reports will contain the scan image annotations and additional information you specif
91. les easily o x Each new data file will be assigned a sequential PF Enable Auto Filename Generation number starting with the Index you specify l Confirm Filename Before Use Cancel You can set Winspect to confirm the automatic filename Automatically Save Data after scan completed before it saves the scan data Hames The default file extension is always sdt for Winspect Root FILE Index lo data files This is applied automatically and you do not eg weldO05 sdt need to specify it in the Root file name Determining when the scan will complete The Performance tab shows helpful information such as the estimated time to complete the scan and resulting data rate based on the selected scan speed This information is calculated from the settings on the Scan tab The Test Speed button calculates the maximum speed at which Winspect can scan without losing data This is calculated based on the number of timeslots in the Instrument Manager and the time required to collect data from all of these timeslots Click on the Use Maximum button to use the calculated maximum rate for the scan Winspect will update the Scan Speed settings on the Scan tab automatically 12 Axis S i x If the calculated scan rate is faster I hate Ps than the ee speed allowed Scan Options Collection Performance Shape for your axis Winspect will advise you of this and set the scan speed to Selected Speed fi n sec Test Speed the ani
92. member the keys assigned to Forward and Backward motion will control both Run and Jog modes of motion for the axis For multi axis systems you can also assign the lt F2 gt to lt F12 gt function keys to an axis UTEX Scientific Instruments Inc 2004 Winspect User Manual Chapter 2 Controlling scanner motion A note about safety A Please use extreme caution when using Winspect s motion controls with a scanning system Even small motors are powerful enough to cause serious personal injury and damage the scanning rig or the part begin inspected The consequences are even greater for large scanning systems Always be aware of the potential for mishap and take precautions to prevent accidents Make sure the path for scanner motion 1s completely clear before moving the scanner If you have any doubt do not move the scanner When working near the range of motion of the scanning system use extreme care Motors and main controls should be powered down and locked out with a manual override if you are going to be working inside the motion range of the equipment It is your responsibility to work safely at all times UTEX Scientific Instruments Inc 2004 Chapter 2 Controlling scanner motion Winspect User Manual UTEX Scientific Instruments Inc 2004 Winspect User Manual Chapter 3 Viewing live signals Chapter 3 Viewing Live Signals There are two instrument displays and one data display that you can
93. n be set to operate in one of two modes called Jog and Run To switch between these two modes click the axis menu V button in the top left corner and then click on Jog Run Toggle In Jog mode the on screen buttons appear as Jog and Jog Both the on screen buttons and the keyboard controls will move the axis forward or back a fixed distance every time the command button or key 1s pressed In Run mode the on screen buttons appear as Forward and Backward The on screen and keyboard controls will both move the axis at a fixed speed This motion is continuous and the speed remains constant until another command is issued Running at various speeds Each press of the Forward and Backward buttons in the motion control window progressively increases or decreases the speed of the axis There are four speeds for both forward and reverse motion By default the speeds are set at 5 20 50 and 100 of the maximum speed allowed for the axis These speeds can be changed to suit your particular system cm Remember press the spacebar or lt ESC gt key to stop all motion For example Pressing the Forward button twice on a stationary axis will move the scanner at 20 of top speed Pressing the Backward button once will reduce the speed to 5 Pressing the Backward button again will reduce the speed to zero and stop the axis You can also use the keyboard cursor keys to control the direction and speed of an axis You must assign cursor keys t
94. n capture transient echoes as the transducer is scanned over a part Controlling the digitizer trigger delay You can control the length of the digitizer trigger delay from the A scan toolbar Click on the I or LE button to increase or decrease the trigger delay on the digitizer in increments of 5 us These controls are useful to accommodate digitizers with limited data capacity or scans involving long times of flight You can delay digitizing the A scan signal until just before the signal of interest arrives at the digitizer Controlling receiver gain If your pulser receiver has a Winspect interface you can control the gain of your instrument directly from the A scan Instrument Display window ee To turn the control on or off click on the button on the toolbar of A scan display window The gain control appears as a slider at the right hand side of the A scan display window Click the mouse on the slider bar and drag up or down to change the pulser gain setting UTEX Scientific Instruments Inc 2004 Chapter 3 Viewing live signals Winspect User Manual Using the Eddy Current Instrument Display Use the Eddy Current Instrument Display to monitor eddy current instruments You can use the same display window for both internal PC card type instruments and for external instruments that Winspect monitors through a point digitizer card Click the button on the Winspect toolbar to reveal the Eddy Current Instrument Display
95. n in a dynamic eddy current window Click the menu command Process gt X Section Window gt Horiz Lissajous This will open a blank eddy current window When you click in the C scan image the eddy current window will dynamically update to show the strip chart at that location of the C scan This allows you to replay the scan showing the display as it would have appeared during the scan To extract a Vertical Lissajous window click on the menu command Process gt X Section Window gt Vert Lissajous Eddy current plots extracted from a C scan can be saved individually Click on the menu command File gt Save in the eddy current display window UTEX Scientific Instruments Inc 2004 Chapter 10 Processing the data to improve its usefulness Winspect User Manual Using Custom Processors Custom data processors are available for eddy current C Scans These tools can be used to manipulate the eddy current data after a scan has been completed They operate on the data in a similar way to the instrument controls operate on live signals The Custom Process tools available for eddy current are Lissajous Balance Lissajous Rotate Lissajous De Glitch Lissajous Remove Undefined and Lissajous Filter Capturing impedance plots In an eddy current viewer you can capture one or more impedance plots for comparison Increase the number of windows by clicking on the menu command Window gt Increase Number Repeat the command
96. n this example taken from a B scan image most data points are between 20 and 30 of scale The palette selector contains four groups of color schemes Solid Colors Grey Scales Rainbows and Thermals The gradient number defines how many shades are used to cover the spectrum The default number 1s 256 colors In a Grey Scale scheme there are 256 shades of gray to cover the spectrum from white to black The toolbar contains buttons to rotate and shift the color palette and define the color for undefined data set the background color Using the palette editor tools Paint a new color scheme into the color plot image e Click on one of the color scheme tabs in the palette selector and then click on a color scheme The mouse cursor will change into a paintbrush shape e Click the mouse and drag the paintbrush along the spectrum bar in the palette editor e You can paint the whole spectrum bar or you can paint only a section where the histogram shows a high concentration of data points e You will need to experiment with this tool to determine what works best for any particular image Saving a color scheme Click on the menu command File gt Save or File gt Save As and assign a file name to the saved palette A common palette can help ensure that scan images are interpreted the same way every time because image features such as front wall back wall and flaws have the same color no matter when the scan was done or by whom
97. nd operates like the index axis The Step Axis controls are on a separate tab which is only visible when 3 axis scanning has been selected as the scan method Using Rotary Axes When using a rotary axis as the scan axis you can specify that the scan and index axes move continuously This can significantly reduce the time required to perform a scan The default mode is that the axes stop at the end of each programmed movement similar to linear axes j Axis Scannin x g z If neither of the continuous motion boxes is selected the scanner motion is reciprocating Winspect scans the turntable the number of degrees specified in the scan axis 5 Car Options Collection Performance Shape Indes Axis 2 RIS Scan Ansis Turntable Length then indexes and repeats the Length 360 de Length fio mm z turntable scan Resolution li deg Resolution fi mm Speed mooo aee emend ooo re If Continuous rotation is checked for the scan axis the turntable revolves steadily at the rate specified in the Speed box Continuous rotation 7 Helical indexing Winspect acquires data for the angle specified in the Length box If Helical indexing is selected Continuous rotation is activated automatically and Winspect performs a helical scan Defining the size of the scan Enter the desired length of the scan in the Length box on the Scan tab You must also specify a travel di
98. ngle point digitizer card Winspect manages these two inputs as a single complex channel Complex Data is selected for the card ioj in this Timeslot so the input channels I ee E are paired and Winspect treats them as a single data set Winspect collects the 14 M 6025 Digitizer gt A Display X real voltage on one channel and aie the Y imaginary voltage on the next sequential channel Card Type NI 6025 Digitizer State Hat Connected Mode M Complex MW Bipolar M Differential Data Collection Data Source Name Collected while scanning As with supported instruments Real x jo Winspect records the paired eddy current X amp Y information for each eretici E timeslot as a single data subset If you er have multiple external instruments Input Range 4 7 5 00 alts Signal Maximum 5 Volts you must configure a Timeslot for each instrument in the Instrument Ses hze See ne gt Manager A 16 channel digitizer card can support up to eight external eddy current instruments See Chapter 4 Adjusting instrument settings for more information about setting up the data acquisition card UTEX Scientific Instruments Inc 2004 Chapter 5 Defining the source and type of data to be acquired Winspect User Manual 50 UTEX Scientific Instruments Inc 2004 Winspect User Manual Chapter 6 Selecting a scanning method Chapter 6 Selecting a scanning met
99. not active the cursor will not change shape To activate the controls right click the right mouse while inside the A scan Instrument Display window then click Live Pan Zoom X Using the right click menu Most of the frequently used tools for manipulating the A scan Instrument Display are available by right clicking the mouse while inside the display This opens a menu with several controls including e Zoom In and Zoom Out e Live Pan Zoom X toggle which activates the mouse drag display range and delay controls View Gate selector to display the full A scan range or zoom into a magnified view of gate contents e Pulser amp Digitizer selectors to change the instrument or signal source that is being displayed e Gates controls to add delete gates and edit their properties These features will be discussed more deeply in subsequent chapters See Chapter 5 Defining the source and type of data to be acquired for information about using gates Using the double click controls You can edit the properties of the A scan display by double clicking the mouse on the feature you want to change Double click e ona gate to edit the gate properties e ina blank region of the display to reveal the instrument manager controls e on the title bar of the display window to maximize the window Double click again to restore it to its default size UTEX Scientific Instruments Inc 2004 Chapter 3 Viewing live signals Winspec
100. nt Instrument display to view eddy current data as it is collected during a scan Capturing live data You can capture live data without setting up a scan This allows you to take snapshots of the data so you can evaluate it without trying to follow a moving display Live data can be captured from any active Instrument Display A scans can be captured from the A scan Instrument Display Strip charts can be captured from the Point Data Display Eddy Current Plots can be captured from the Eddy Current Instrument Display UTEX Scientific Instruments Inc 2004 Chapter 9 Viewing the data Winspect User Manual A scans and Point Data strip charts are captured to a Line Plot Eddy Current displays are captured to an Eddy Current Plot All live data displays can be captured directly to a file To capture an A scan Click the menu command File gt Copy to Line Plot in the A scan Instrument Display window To capture a Point Data Strip Chart Click the menu command File gt Copy to Line Plot in the Point Data Display window To capture an Eddy Current Display Click the menu command File gt Copy to Eddy Current Plot in the Eddy Current Instrument Display window To capture any Instrument Display directly to a file Click the menu command File gt Save Data to File in the Instrument Display window Viewing data as it is collected You can view data while it is being collected during a scan This allows you t
101. nt of maximum amplitude See the Reference Guide for a listing of the advanced data types that are available See Chapter 10 Processing the data to improve its usefulness for information about using advanced data types to perform signal processing on live data as it is collected Using interface trigger The interface trigger is used to automatically reposition gates based on a specific echo in the A scan It is useful in situations where you want to start data acquisition at a specific feature of the waveform or when you need to track echoes that are moving due to changes in water path material thickness or sound velocity in curing materials Without an interface trigger LU i res Inst t Displ Sle x ea postion edited Tike lol x Fie Instrument Gates View Update Range Tools Window gate will not move if the echo moves He H eppo 4 LUE nm e4 SIEC 1 0 A Scan Simulator Time Slot 1 You must have at least two gates on the A scan in order to use an interface trigger One gate triggers another gate when the signal crosses the threshold of the interface gate The screen capture opposite illustrates how this works 5 10 15 z 1S 30 35 40 45 This A scan shows a front Time usec E ts 25 0 98 1 0 wall and several back wall Gate one labeled IF has been configured as the interface and gate two has been labeled BW for back wall The signal crosses the threshold 0 6 V of the inte
102. nts Inc 2004 Chapter 1 Using Workspaces Winspect User Manual Using Workspace Descriptions Workspace descriptions are optional files that can be extremely valuable when appended to the Workspace file They can provide supplemental information that explains how the Workspace is configured how to use the Workspace or even an inspection procedure Show or hide the Workspace Description You can also click on the menu command File gt Workspace Description Workspace Descriptions are versatile They can include text graphics video and sound or contain complete documents that help you get the most from the Winspect system The Workspace descriptions can use controls that link directly into Winspect itself Using these controls through links or buttons a user can operate Winspect directly from a properly configured Workspace Description file Examples of Workspace Description documents include e Explanation of the Workspace configuration e How to perform the inspection that this Workspace was set up to do e How to configure the object or parts to be inspected e Guidelines for transducers couplant etc e On line documentation for any non Winspect components of the inspection system By default Winspect starts with a Welcome Workspace that uses Workspace Descriptions to introduce many sample Workspaces To turn off this function simply uncheck the menu item Options gt Workspaces gt Use Welcome at Startup Note
103. nu command Palette gt Scales and select a range Configuring palettes Palettes are saved in the workspace When you open a data file or acquire scan data the image is displayed using the workspace palettes There are two exceptions 1 If you are starting a new workspace then grayscales or Winspect default palettes are used 2 If the data file has been saved with a specific Layout it will have its own palette associated with the Layout See below for more information about Layouts To control how palettes are applied in the color plot window 1 Right click in the color plot and select Configure View from the pop up menu You can also click the menu command Options gt Configure View 2 Inthe Configure View window click the Palettes tab You will have options that modify the way palettes behave Use a single palette on all data subsets in the Color Plot window Reset all palettes to the workspace palette s when switching between subsets or when processing the current subset Reset all palettes to the workspace palette s when a new data file is loaded into the Color Plot This option is ON by default unless you turn it off This helps ensure that image palettes always return to a known state UTEX Scientific Instruments Inc 2004 Winspect User Manual Chapter 9 Viewing the data Click the Reset All button to restore all data sets to the workspace palettes Click the Clear button to display all data
104. nu is most useful for changing the name of a gate or for specifying an interface trigger source for the gate Gate start position span and threshold values are more easily set using the mouse directly inside the A scan Instrument Display window UTEX Scientific Instruments Inc 2004 Chapter 5 Defining the source and type of data to be acquired Winspect User Manual You may want to use the Gate Properties menu to name the gates instead of using gate numbers In complex signals this can clarify what part of the signal is gated and how it relates to the actual object being inspected Specifying data to be acquired The Gate Properties window allows you to specify the data to be acquired from the gate x such as peak amplitude time of flight TOF etc Gate Position Definable Data Types Hame Choices Ascan Amplitude Delap MatLab 10 Processor Peak Width Peak Position Single Point Peak Center Position Level Crossing Forward Level Crossing Backward x W Add W Peak Center Position Winspect allows you to collect multiple data types from a single gate If you select multiple data types each data type will be recorded as a subset of the data file Range Threshold 0 6 Interface trigger gate Click any number of check boxes beside the Selected data types you want to collect wf TOF to Threshold TOF to ve Peak TOF to we Peak Winspect can extract many t
105. number of waveforms for signal averaging The Gates tab which is present on every digitizer interface lists all of the active gates defined in the A scan The Data tab which is also present on every digitizer interface lists all of the data that is to be collected in each gate Cm Although the Gates and Data tabs contain controls for setting gates and specifying data these tasks are much easier to do from inside the A scan Instrument Display Right click inside the A scan Instrument Display to see this menu See Chapter 5 Defining the source and type of data to be acquired for more information about using Gates and Data controls Saving instrument settings Even though saving a Winspect Workspace saves all of your instrument settings you may still want to save the Instrument Manager configuration separately Click the menu command File gt Save in the Instrument Manager window to save an instrument configuration file separately from the Workspace UTEX Scientific Instruments Inc 2004 Winspect User Manual Chapter 4 Adjusting instrument settings The instrument manager configuration will be saved with a default extension of vid The default folder is C Winspect Instrument Configurations but you can save the file anywhere that is convenient to you Click the menu command File gt Save As in the Instrument Manager window to save a modified configuration with a different name Click the menu command F
106. o points DA Position Manager ASE Coordinates can be entered manually or you can capture the current position of the scanner using the Record Now button for the Goto point Click the G button in the Position Manager for tips about controlling how the Goto movement is executed Winspect automatically configures the Position Manager to match the current Motion Controller configuration for the Workspace The positions in the Position Manager are saved with the Workspace just like the settings for any other Workspace component Resetting a position readout You can reset the position readout on any axis To zero an axis position readout Double click on the position read out to reset it to zero To reset an axis position to a different value Right click in the position readout and select Set Encoder to from the pop up menu The encoder zero feature is useful because you can define zero to be anywhere along the travel of an axis and Winspect will perform all position calculations from this new zero point For example it is helpful to reset the scan and index axes to zero just before you begin an automated scan If you need to stop the scan and re start you simply return the scanner to the zero coordinates to get back to your starting point quickly and easily UTEX Scientific Instruments Inc 2004 Winspect User Manual Chapter 2 Controlling scanner motion Editing an axis You can edit any axis to change the
107. o these controls See Editing an axis later in this chapter to learn how to configure these controls UTEX Scientific Instruments Inc 2004 Winspect User Manual Chapter 2 Controlling scanner motion Jogging a fixed distance The Jog and Jog buttons move an axis forward or backward a fixed distance Each press of a jog button moves the axis by one step The jog step size determines the distanced traveled by the axis This value is set up in the axis configuration window One value is used for both the Jog and Jog distances A When jogging a fixed distance the axis travels at maximum speed The keyboard cursor keys can also be used to jog an axis If cursor keys have been assigned to control the running direction and speed of an axis the same keys will jog the axis You can also use the keyboard cursor keys to control the jogging of an axis You must assign cursor keys to these controls See Editing an axis later in this chapter to learn how to configure these controls Going to a given point The quickest way to go move an axis to any position is to press the button on that axis You will be prompted with a pop up box like the one below You can type a distance and press lt Enter gt or click on one of the three pre programmed Goto points iti Single Axis Got Any Goto position can be defined as an absolute ss or relative position on the axis deat fio e An absolute position is defined from Re
108. o verify that your scan is acquiring data properly and allows you to view the results as the scan progresses In Line Plots and Color Plots Click on the button inside the view window toolbar to view the collected data on line You can also use the menu command File gt Collected Data See later in this section or information about viewing Eddy Current Data during a scan On line scrolling update You can set the display window to scroll along with the scan This feature is useful for long scans when you may want to see only the last few inches or the last few minutes of data displayed To activate the scrolling feature in a line plot or color plot window Click the menu command Options gt Scrolling Online Update in the line plot or color plot viewer window To deactivate the scrolling display Click the menu command Options gt Scrolling Online Update to turn off the option Zooming in on a small region of the scan axis with the on line scrolling function activated will allow you to see a small region and its features as they are collected during the scan no matter how long the scan axis UTEX Scientific Instruments Inc 2004 Winspect User Manual Chapter 9 Viewing the data To see a zoomed in section of the collected data Activate online scrolling update then e Click to start a scan This will set up the axes in the viewing windows to match you scan configuration e Press the space bar to pause the
109. ollection options for the scan xl Scan Options Collection Performance Shape Click on any number of check boxes to select your scan options Beep when scan completed Save data prompt when scan completed C Write to file during scan Warn before overwriting data Resave data on scan start The Low PRF mode feature is C Append coordinates to comment Rescan using previously collected data useful if your hardware cannot A Low PRF mode 1 trigger per pikel trigger rapidly e g EMAT systems Q Live displays during scanning or if you experience wrap around of L Use auto filenaming A CoH ees the ultrasonic signals in the material being inspected Auto Filenames See the Reference Guide for detailed definitions of each option on the Collection tab Using automatic file naming and saving Winspect can save data files automatically at the end of a scan You must specify a root filename for Winspect to use when you enable this feature Click the Auto Filenames button on the Collection tab in the Scan Setup window UTEX Scientific Instruments Inc 2004 Winspect User Manual Chapter 7 Setting up the scan Winspect will prompt you to provide additional information Winspect will save scan files automatically using the root name with a numerical suffix Try to use a meaningful file name as the root so that it describes what is in the data file This will help you locate important fi
110. ols for most instruments are grouped under the Instrument Manager This Winspect component is active at all times although it may be hidden from view when not needed for adjusting instruments This toolbar button alternately shows and hides the Instrument Manager You can also click the menu command Instruments gt Instrument Manager Using the Instrument Manager You can manage multiple instruments with Winspect Instrument Manager lists all of the active instruments arranged by timeslots Winspect acquires data from each instrument sequentially based on their order in the timeslot list This operates much like a hardware multiplex unit GJ Instrument Manager Timeslot 1 of 3 OI x File Instruments Data 1 A Scan Simulator lt lt gt gt a Display Digitizer Signal Properties Gates Data A Scan Simulator Edit Simulation Element Size Input Peak Peak Sampling Rate Num OF Avge 8 Bit E 100 MHz fi Pulser Gain 1 0 a Click the and buttons to step through the controls for each instrument in the list moving one timeslot at a time Click the button at the right of the indicator box to see a list of all active instruments Then click on the instrument you want If your instrument is not in the active list for the Instrument Manager it can be added by two methods e Click the button in the Instrument Manager window Then select your instrument from the list of supported hardware
111. oltage from each input channel If you are using a single point digitizer to record output from an external instrument the instrument may already have performed some data reduction by gating a complex signal and extracting a data point For example the Krautkramer USD 15 flaw detector has gating functions and can output the Time of flight within a gate as a voltage level Each input channel on the point digitizer is represented by a single timeslot in Winspect Winspect steps through the timeslots sequentially to acquire data from each channel in turn To acquire data from eight input channels you must have eight timeslots defined The data from each timeslot is recorded as a subset in the Winspect data file If you have eight timeslots defined you will generate eight data subsets in the data file See Chapter 4 Adjusting instrument settings for instructions on setting up timeslots Data pipelining Some NDT instruments output data that was acquired several trigger cycles before the current trigger This is called data pipelining Data collected from such an instrument will not be synchronous with the current position of the scanner or with data from other instruments The data will be recorded in the wrong position in the scan Winspect corrects this by compensating for the number of trigger cycles the pipelined instrument lags the current trigger If your you have such an instrument and your C scan image shows significant backlash
112. onfigure it as an individual instrument ET Instrument Manager Timeslot 3 of 5 2 ioj x Fie Instruments Data 3 Compus cope gt a Display Status Digitizer Trigger Gates Data CompuS cope Input Mode Frequency Configuration oi Input Level Input Type Coupling The most commonly needed controls are grouped on the Digitizer and Trigger tabs Use these to modify your settings such as input signal level and source sampling frequency and trigger type and source 36 UTEX Scientific Instruments Inc 2004 Winspect User Manual Chapter 4 Adjusting instrument settings See the Reference Manual for details about all supported digitizers and their controls Cm Remember that Gates and Data properties are available through the A scan Instrument Display with a right mouse click It is simpler to set up data acquisition using the A scan Instrument Display than using the tabs on the digitizer interface See Chapter 5 Defining the source and type of data to be acquired for more information about using Gates and Data controls Adjusting all in one card settings Some cards such as the PCUS 11 have both digitizer and pulser receiver all in one package Winspect manages these cards through the Instrument Manager with a tab for pulser functions and another tab for digitizer functions An all in one card is a complete channel from front to back The same card controls the generation of the
113. or or a computer failure you will be able to recover much faster than rebuilding the Workspaces from scratch Set the properties of these back up files to Read Only to avoid accidental alterations Understanding Workspace components The main components of Winspect are always active and present but they are not always visible on the screen This helps to reduce visual clutter by allowing you to reveal or hide components only when you need to work with them It is important to note that these components continue to operate even though they may be hidden You can reveal or hide a component by clicking the appropriate button on the Winspect main tool bar The button will appear depressed if the component is active and flat when it is hidden Show or hide the Instrument Manager You can also click on the menu command nstruments gt Instrument Manager UTEX Scientific Instruments Inc 2004 Winspect User Manual Chapter 1 Using Workspaces Show or hide the A scan Instrument Display You can also click on the menu command Instruments gt Live Displays gt A scan instruments Show or hide the Point Data Display You can also click on the menu command Instruments gt Live Displays gt Point Data Display Eil Show or hide the Eddy Current Instrument Display You can also click on the menu command Instruments gt Live Displays gt Eddy Current Instruments amp Show or hide the Motion Controller You can
114. r 4 Adjusting Instrument settings for more information about using the signal simulators UTEX Scientific Instruments Inc 2004 Chapter 3 Viewing live signals Winspect User Manual Winspect demonstration Workspaces These Workspaces demonstrate a complete inspection system including simulated motors for motion control To work with a simulated inspection system open one of the following Workspaces Collecting a B scan over time without the need for motion control a time based scan This Workspace demonstrates a rotating scan of a notched tube It includes ultrasound eddy current and external instrument simulations The Workspace is set up to perform a time based B scan of the rotating tube collecting waveform amplitude and time of flight data from the A scan The simulation also includes eddy current data You can edit the properties of the tube such as wall thickness and wall thickness variation Performing conventional C scans a simulated 2 D scan This Workspace simulates a 2 D orthogonal scan of a steel block similar to NDT test standards in an X Y immersion tank system The Workspace is set up to perform a C scan of the test block collecting amplitude and TOF data You can select from three different types of test block Collecting C scan data using multiple transducers a simulated Multi Probe scan This Workspace simulates a 2 D orthogonal scan of a steel block with flat bottom holes similar to NDT test
115. rather than driving the scanner Click the V arrow at the right side of the scan type box to see the list of all available scan types Click on the list to select the type of scan you want to perform You can also click the menu command Scan gt Scan Type in the Winspect main menu bar to see the list of available scan types Click on the list to select the type of scan you want to perform D See Chapter 8 Performing the scan for more information about options for externally controlled scans UTEX Scientific Instruments Inc 2004 Chapter 6 Selecting a scanning method Winspect User Manual Chart of Data Types Displayed by Winspect ur F Output Data Types Displayed As Using the Live Single Point Source Gated or naine Arbaud Raw ee re Point Data ext ne sn pee ees Fe sde Vee eee Display n ive Point Data Y Curren FT 7341 14 3 ead outs Thickness Measurements Wal T ckness 71 rir Processed Alarms Point Data Display Live Line Flot Stripcharts Thickness Map Line Plot Saved GORE Ll y e a LS By en irme a pim im DEEE Mie 44 aA e Feal amp Imaginary values rera NAT i Lissajous Flot Eddy Current Eddy Current Instrument Display Live Lissajous Plot Saved A Scan Instrument Display Live e RF Waveform A scans TH LITE uni PEA LOR EAU OG et ia Fo PAlC TETsAE Aar netdeda PS Cea Aca Anuar Tw Set te Gated RF Waveform 8 scan
116. re the hardware limits Configuring the motion profile If you want to change the speed at which a scan is performed use the speed controls in the Winspect Scan Controller See Chapter 7 of this manual for instructions Do not use the Axis Editor to alter the acceleration and maximum speed settings for your scanner You should not need to alter the acceleration and maximum speed settings of any axis unless they have been altered accidentally and the settings need to be restored The best way to do this is to recall your default Workspace which has all motion configurations saved within it If you want to preserve the current Workspace and only restore the motion configuration you can recall the default motion description file then save it with the current Workspace Setting Jog step size This setting controls how far an axis moves every time you press the Jog or Jog controls Itis a good idea to set this at no more than 1 10 of the axis length You may want to set relatively small jog steps when trying to position an axis accurately and then reset the jog step size to a larger value for general purpose positioning of the scanner Configuring the keyboard controls You can assign keyboard cursor keys to control an axis You can also assign a specific label to the on screen button that appears in the Motion Controller window For example you may want to label the Z axis controls as Up and Down instead of Forward and Backward Re
117. rface gate at about 26 us The BW gate is configured to start at 0 5 ms after the interface gate 1s triggered which is 26 5 us in this example If the front wall echo moves due to a change in water path the BW gate will also move to maintain its position relative to the front wall If the threshold of the interface gate is not crossed the second gate will not appear in the A scan because the echo in the interface does not trigger it Undefined data will be recorded at that location if you are scanning Ex UTEX Scientific Instruments Inc 2004 Chapter 5 Defining the source and type of data to be acquired Winspect User Manual Viewing live data collected From gates Use the Point Data Display if you want to display the live data as it is collected in a gate All of the gated data is collected during a scan regardless of whether it is shown in a Point Data Display However it is sometimes useful to have a live display during the scan See Chapter 3 Viewing Live Signals for more information about using the Point Data Display You can also view data as it is collected in C Scan mode See chapter 7 Setting up the scan Collecting data from single point digitizers Data from single point digitizers does not need to be gated to be collected An instrument or sensor has already reduced it to a single value The value is expressed as a voltage level on the selected input channel Winspect s Instrument Manager records the v
118. ring collection lo degrees F Show all data as polar when possible Show polar data in 1 1 aspect ratio Polar view Choose type of polar display Plot style Combination technique You can specify a polar display during collection This is useful if you are using a live display update during scanning You can rotate the image any number of degrees Click Apply to implement the changes or OK to implement changes and exit the Configure View window UTEX Scientific Instruments Inc 2004 Chapter 9 Viewing the data Winspect User Manual Using a dB view You can display collected data in either linear scale or logarithmic decibel dB scale The conversion is performed on the basis of the largest amplitude value in the data set All data are displayed as dB down from the highest amplitude To display data in dB view click the icon the Color Plot toolbar or click the menu command Process gt dB In dB view the palette the measurement cursor and the coordinates readout at the bottom right of the Color Plot window will automatically display measurements in dB You can switch back and forth between the raw linear and dB views by clicking on their labels at the top left corner of the Color Plot window Making measurements on images and graphs Winspect includes cursor tools for making measurements on the image or graph display These tools can be used for a variety of purposes such as sizin
119. rnally controlled scans If you are using an externally controlled scan either manual or machine driven you can specify how Winspect updates the on screen display This feature is important to prevent loss of data during high speed scanning Ideally you want Winspect to update the display during periods when no new data is being acquired To modify your externally controlled scan options click on the button in the Collection tab of the Scan Controller The Online Updates feature offers you several omen x Online Updates You can update the display amp es Clear Scan Data Every __ sec The display updates on a cree Save Scan Data fixed time interval 7 e On Pause the display updates only On Vertical Position Change Save Scan Data As when the spacebar is pressed Track Collection With Cursor helene dns a a E isplay updates during movement of the prey P 8 Acquire When High End Scan index axis Acquire When Low AGI Sean If you want to track the position of the scan check f gnore the box beside Track Collection With Cursor Motor controller must be set to externally controlled The External Control Line allows you to manually control when data acquisition occurs when scanning by hand This allows you to move the sensor without painting data in areas you do not want to inspect It is useful for inspecting regions or areas of large surfaces without having to inspect the entire object
120. rsonal injury Do not attempt to change the axis configuration without proper training and authorization It is strongly recommended that you do not adjust the following settings without a clear understanding of what you are doing and a very specific reason for doing so e Units of measurement Ignore Hardware Limits Acceleration e Maximum Speed e Moves completed if within UTEX Scientific Instruments Inc 2004 Chapter 2 Controlling scanner motion Winspect User Manual Configuring axis position measurement In this section of the axis editor you can e Select whether Winspect will ask you to confirm before zeroing the position readout e Enable the axis position readout to automatically rollover and start counting from zero at a given value This is used specifically when using a turntable or tube roller to reset the counter to 0 after one complete 360 degree rotation Setting software limit switches You can set software limit switches which will stop the axis motion at a specific point Note that software limits are relative not absolute If the axis position 1s reset the software limits are calculated from the new zero point on the axis A Caution These software limits are a convenience feature not a safety device Hardware limit switches are recommended for most scanning systems Hardware limits are absolute and will always stop the motion at a specific point on the axis Use extreme caution if you decide to igno
121. s Color Plot Live amp Saved a Gated Single Point Data C scans a 24 Color Plot Live amp Saved TOF or Amplitude e FF Waveform Volumetric Scans p 4 ren oe Di am DE we Color Plot using the Cross Section Control x Taride j l DD are e 30 C scans TOF orAmplitude These complex data sets require a dimensional or axial reduction to view UTEX Scientific Instruments Inc 2004 Winspect User Manual Chapter 7 Setting up the scan Chapter 7 Setting up the scan Once you have selected a scan type you will need to specify some scan parameters including scanner control and data collection options In this chapter we will outline how to do this The scan configuration options available to you will be based on the motion controller configuration Using the Scan Controller The Scan Controller is always available and can be hidden or revealed at any time Click the icon on the Winspect main toolbar to reveal the scan configuration editor You can also click the menu command menu selection Scanning gt Scan Controller Click again to hide the scan configuration editor The Scan Controller has tabs that group the controls for e Defining the basic scan pattern and speed e Specifying additional motion options e Specifying data collection options e Evaluating scan performance You will need to specify the motion parameters for your scanning system unless you are using
122. s can be applied to any set of Winspect data after it has been collected in a scan This is done in the Line Plot Color Plot and Eddy Current Plot windows Tools that act on common data types will be available in all of the viewer windows Tools that act on specific data types are available only in the appropriate data display window A partial list of the most common processors is given below Line Plots Time to Distance Conversion You can perform time to distance conversion on the horizontal axis to determine water path or to confirm the location of echoes such as flaws and back wall You will need to specify the velocity of sound in the material you are using Click the menu command Analysis gt Time Axis gt Distance A window will pop up with inputs to specify how the calculation will be done You can select wave type and material from the list or you can specify a velocity for Winspect to use Indicate whether the sound path is direct through transmission or a round trip echo You can also specify an angle for non perpendicular probes Specify an offset distance and time to accommodate the water path or a delay line Data Value Interpretation The default Winspect display for data values is percentage of full scale You can assign units and label the Y axis to make the data more relevant to your application Click the menu command Analysis gt Interpret Data Values to assign interpreted values to the data and modify t
123. scale You can also click on the menu command View gt dB View UTEX Scientific Instruments Inc 2004 Chapter 10 Processing the data to improve its usefulness Winspect User Manual Cross section extraction You can extract a cross section from a B scan or C scan image in the color plot window The cross section will be displayed in a new line plot window Click on the menu command Process gt Extract gt Cross Section then click the mouse in the image window at the point on the axis where the section is to be taken e C scan cross sections are graphs of the data amplitude TOF etc along either the X or Y axis B Scan horizontal cross sections produce the A scan for the selected point on the scan axis e B Scan vertical cross sections produce a line graph of the signal amplitude along the scan axis at the selected time of flight Data Cropping You can eliminate extraneous data from your image by cropping Click on the menu command Process gt Crop Data Select whether you want to crop the data inside or outside the cursor Click and drag the mouse in the image window to define the area you want to crop Note that this tool works only on the displayed subset If you have multiple data subsets the other data subsets will not be affected Data Resizing You can delete data from your scan by resizing the scan Click on the menu command Process gt Edit gt Resize A window will appear that prompts you to
124. se the scan and view more options See Options for externally controlled scans later in this chapter Stop the scan by pressing the lt space bar gt or the lt Esc gt key Performing a motorized scan Click the button Winspect will move the scanner according to your scan set up and record the data into memory Press the lt Esc gt key or lt space bar gt to pause the scan and view more options The scan will stop automatically when completed If you have configured options such as return to home or automatic file saving these will be done at the end of the scan Pausing restarting and rescanning Press the lt space bar gt or lt Esc gt key to pause a scan Winspect will prompt you with Scan Paused window For motorized scans controlled by Winspect the window offers a x limited choice You have the option to save any data you have collected 2 The scan has been paused Abort by clicking on the check box i Winspect will prompt you for a file name M Save collected data before continuing UTEX Scientific Instruments Inc 2004 Chapter 8 Performing the scan Winspect User Manual If you want to make any changes ignore the message window and then click Continue to resume the scan after you have adjusted your instruments or scan definition If you click Abort the scan will be stopped For manual and externally controlled scans more options are available see below Options for exte
125. serving and analyzing high speed signals including ultrasound A scans Click the button on the Winspect toolbar to reveal the A scan Instrument Display You can also click on the menu command Instruments gt Live Displays gt A scan instruments The screen capture below illustrates some important features of the A scan display Ascan Instrument Display pa Vols 0 0 0 5 a 0 11 0 98 fa Zoom Controls 15 20 2 File Instrument Gates View Update Range Tools Window Ps gan fl T5 Time usec EUSES PPPSILENUe 4125 RUE ma A Scan Simulator Time Sel T 30 UTEX Scientific Instruments Inc 2004 Winspect User Manual Chapter 3 Viewing live signals Live pan and zoom The display has a live pan and zoom feature for controlling the horizontal zoom and panning of the signal display similar to the range and delay of a scope or flaw detector To change the Horizontal zoom of the display move the mouse inside the A scan display the cursor will change to this icon Click and drag left or right to change the horizontal zoom D To pan the viewing area left or right move the mouse cursor down to the horizontal axis it will change into a hand shape Click and drag the mouse to pan left or right This will only function if the display 1s zoomed in more than the full range This feature is active by default If the range and delay controls are
126. space components 2 Using Workspace Descriptions 4 Specifying Workspace options 4 File locations 4 Reloading the last Workspace used 5 Reloading data files automatically 5 Chapter 2 Controlling scanner motion 7 Manually controlling the scanner with Winspect T Using the Winspect Motion Controller T Stopping all motion 8 Understanding Jog and Run modes of motion 8 Running at various speeds 8 Jogging a fixed distance 9 Going to a given point 9 Using the Position Manager 10 Resetting a position readout 10 Editing an axis 11 Configuring axis position measurement 12 Setting software limit switches 12 Configuring the motion profile 12 Setting Jog step size 12 Configuring the keyboard controls 12 A note about safety 13 Chapter 3 Viewing Live Signals 15 Selecting the right type of display 15 Viewing a specific signal source 16 Using the A scan Instrument Display 16 Live pan and zoom 17 Using the right click menu 17 Using the double click controls 17 Horizontal range limiting 18 Display zooming 18 Making simple measurements 18 Using multiple A scan windows 18 Using the Accumulate A scans function 19 Controlling the digitizer trigger delay 19 Controlling receiver gain 19 UTEX Scientific Instruments Inc 2004 Winspect User Manual Using the Eddy Current Instrument Display 20 Using the right click menu 21 Using the double click controls 21 Customizing the display configuration 21 Working with the Text Region 22 Working
127. stance for the index axis Remember to account for the starting position of your scan when entering each axis length The length you define for each axis must be smaller than the physical length of the axis Other physical limitations such as limit switches tank walls etc will also affect the maximum axis length you can define When using a rotary Scan axis and Continuous rotation is activated you can specify a Scan length of less than 360 degrees The axis rotates continuously but Winspect will acquire data only during a part of the rotation This produces a pie shaped scan of a disc or a rectangular scan of a cylindrical section UTEX Scientific Instruments Inc 2004 Winspect User Manual Chapter 7 Setting up the scan Defining the sample interval Enter the desired spacing of your data in the Resolution box on the Scan tab Scan resolution defines the spacing of data samples A small resolution number will produce a fine image a large resolution number will produce a coarse image Use a resolution just small enough to show the necessary detail that is required for your application There are three complications that can occur if you set extremely fine resolutions for the scan e A smaller resolution will increase the size of the data file A scan with resolution of 0 1mm X 0 1 mm has a data file 100 times larger than the same scan at 1 mm X 1 mm resolution e If your resolution is too small on the Scan axis data may be missed
128. standards in an X Y immersion tank system The Workspace is set up to perform a C scan of the test block using a group of 8 transducers to rapidly collect amplitude data You can select from three different types of test block A demonstration of Pulse Characterization This Workspace demonstrates pulse characterization of immersion and contact transducers The Workspace is set up to collect the pulse of a transducer and perform an FFT of the captured pulse Reports can be customized with company logos and extra information in the headers and footers The results are automatically saved to a data file This demonstration uses a simulated transducer You can edit all aspects of this simulation including the type and characteristics of the transducer A demonstration of Transducer Characterization This Workspace demonstrates a 3 Axis immersion tank system for automated characterization of transducers The Workspace is set up to perform four scans to determine the axial Z and transverse X Y profiles of the immersion transducer s sound field as well as a transverse C scan The results are automatically saved to a data file You can edit all aspects of this simulation including the type and characteristics of the transducer This demonstration uses a simulated transducer UTEX Scientific Instruments Inc 2004 Winspect User Manual Chapter 4 Adjusting instrument settings Chapter 4 Adjusting instrument settings The contr
129. t User Manual Horizontal range limiting The horizontal limit of the instrument display can be set to accommodate your echo delay times For example if your back wall echoes occur at 35 us you may wish to set the maximum display range to 50 us so that the image is scaled for best viewing of the whole waveform when you zoom out When you zoom out to maximum range the display will only zoom to the range limit you have set using this command Click the menu command Range and select a range limit from the list Display zooming The A scan display has three Zoom controls Zoom In Zoom Out and Zoom to Cursor The zoom cursors are two green brackets on the A scan display which can be dragged with the mouse to any part of the display Click the button and drag a rectangle around the area of the display you want to magnify Click the to zoom in to the area defined by the two green bracket cursors Use the mouse to move the cursors to new positions in the signal display window Click the button to zoom the display out to maximum range Making simple measurements You can use the mouse for making simple measurements in the A scan window You must first switch off the range and delay controls to obtain a normal arrow cursor Right click the mouse in the A scan Instrument Display then click on Live Pan Zoom X to deactivate this feature The cursor position is indicated at the bottom left of the A scan Instrument Display This is an absol
130. t display processors have properties you can edit to control the way the processor operates Click the menu command Tools gt Edit Display Processor Properties to configure the display processor iy Ascan Instrument Display E loj x File Instrument Gates View Update Range Tools Window PS Hi 299 02nRe4 000 A Scan Simulator Time Slot 2 0 5 L Volts 0 0 0 5 26 28 29 56 0 51 BW Fit of A Scan Simulator Time Slot 2 FFT of A Scan Simulator Time Slot 2 0 5 0 0 0 2 0 4 0 6 0 8 6 Frequency MHz UTEX Scientific Instruments Inc 2004 Winspect User Manual Chapter 10 Processing the data to improve its usefulness Processing gated data You can apply processors to any gate in the A scan Instrument Display The processor operates on the gated portion of the signal and the processed data is saved in the scan data file Processors for gated data are listed as Definable Data Types in the Gate Properties window You must apply a gate to the signal and then select processors just as you would select a standard data type Gate Properties BE X Definable Data Types Choices Ascan Amplitude r MatLab 10 Processor Peak Width Peak Position Single Point Peak Center Position Level Crossing Forward Level Crossing Backward gt Threshold Interface trigger gate W Add W Selected Standard Data Types Amplitude Abs Value
131. t two sections we will discuss these two ways of using the Point Data Display Monitoring external instruments and sensors The Point Data Display can be used to monitor voltage signals received through a low speed A D card Winspect supports several such cards from vendors including Data Translations and National Instruments In this way you can use the point data display to perform useful tasks such as reading simple sensors and monitoring a variety of external instruments Winspect can collect and save all of this data in a Winspect scan file UTEX Scientific Instruments Inc 2004 Winspect User Manual Chapter 3 Viewing live signals io xl Fils Sources Gates Alarms Calculators View Update Window BsAs ele 4 OO ID TOF 27 79 Usec ID TOF BY TOF 1 70 Usec Vall Thickness 7 41 mm User 25 30 35 40 ss By TOF Wall Thickness el EI Bn Alar Gate on Wal Thickness ui T 3 4 5 T 1 5 2 0 2 5 3 0 3 5 40 45 6 5347 2 5038 s 1 4770 9 2656 ii Monitoring simple sensors The Point Data Display can show scaled values for simple sensors such as thermocouples position sensors and pressure or force transducers These sensor signals must be properly conditioned for the digitizer inputs which accept voltage signals in a variety of configurations unipolar bipolar differential single ended etc Monitoring external instruments Use the Point Data Display to monitor and record the outp
132. tes 48 Collecting data from single point digitizers 48 Data pipelining 48 Collecting eddy current data 49 Using supported instruments 49 Using single point digitizer cards with external instruments 49 UTEX Scientific Instruments Inc 2004 Winspect User Manual Chapter 6 Selecting a scanning method 51 Selecting a scan type 51 Scanning with one axis 51 Scanning with two axes 52 Scanning with three axes 52 Using timed data collection 52 Point by Point Scanning 53 Using external motion control 53 Chart of Data Types Displayed by Winspect 54 Chapter 7 Setting up the scan 55 Using the Scan Controller 55 Selecting which axes to use 55 Using Rotary Axes 56 Defining the size of the scan 56 Defining the sample interval 57 Defining the scan speed 57 Specifying data collection options 58 Using automatic file naming and saving 58 Determining when the scan will complete 59 Saving and retrieving scan definitions 60 Unconventional scan patterns 60 Defining the shape dimensions 61 Setting up a Point by Point scan 62 Using on line data display while scanning 62 Chapter 8 Performing the scan 63 Performing a manual scan 63 Performing a motorized scan 63 Pausing restarting and rescanning 63 Options for externally controlled scans 64 Saving the collected data 65 Performing a Point by Point scan 65 Chapter 9 Viewing the data 67 Capturing live data 67 To capture an A scan 68 To capture a Point Data Strip Chart 68 To capture an Edd
133. to 100 so that the screen image will match the true size of the scanned object 1 1 Aspect Ratio by pixels configures the image to show one square pixel per data point This view shows the data points in correct relationship to each other The dimensions of this view may not match the physical dimensions of the scanned object The Pixel per point button sets the view at 1 1 Aspect ratio by pixels and scales the image to show one data point per screen pixel giving the best possible image 98 UTEX Scientific Instruments Inc 2004 Winspect User Manual Chapter 11 Annotating images and preparing reports Fit to Window adjusts the image to fill the display area of the color plot window The aspect ratio will not necessarily be 1 1 for this display configuration The Zoom Out button adjusts the image to fit within the dimensions of the color plot viewer Configuring image layout Click the Options tab to configure margins to show or hide scroll bars and axis labels and to configure the cross section display windows Title adds a margin above the axis or cross section box if one is present Left Top adds a margin between poe the axis and the image This is a useful Tie place for descriptive labels Left Right Bottom adds a margin to the outside of the image Cross Sections You can configure Top both size and behavior Zoom Annotations Options Orientation Cursors Palettes Polar r Cross section
134. ts usefulness Winspect User Manual Three of the most commonly used display processors are available through buttons on the A scan Instrument Display toolbar Click to view a full wave rectification on the signal Click again to return to an RF mode display ce Click to convert the Time axis to a Distance measurement Click again to return the distance axis to its normal time base The first time you invoke the Time to Distance processor Winspect will open a window with controls to specify how the measurement is made Click to view the FFT Fast Fourier Transform spectrum of the A scan signal Additional display processors are available through the A scan Instrument Display menu Click the menu command Tools gt Choose Display Processor to see the list of available processors If you have created a custom processor it will be available in this selection list See later in this chapter for details about creating custom processors There are three important things to remember about display processors e Processing a display does not change the data You are merely showing a different representation You must use a gate to process the data if you want to record processed data e You can display an A scan signal and its processed representation at the same time by using a split pane display See Chapter 3 Using The A scan Instrument Display for instructions You can display several different processed views of the same signal e Mos
135. u can assign highly contrasting shades to data that are close to each other in numerical value To print reports on a laser printer and obtain good image contrast you may want to use greyscales For on screen viewing or color printing you may prefer to use one of the color schemes to display the same data You can use any combination of colors greys or gradients in producing a palette to highlight different regions or different levels of an image Click the ke in the Color Plot window You can also use the menu command Palette gt Edit UTEX Scientific Instruments Inc 2004 Chapter 9 Viewing the data Winspect User Manual The palette editor explained There are four basic areas of the Winspect color palette editor The spectrum bar the data histogram the palette selector and the toolbar Bicolor Selection 5 x Ex g Gradient colors KD PH Sc Grey Scales E Undetined color 2 LEA 4 File Edt Scales 400 80 60 40 20 0 20 40 60 80 100 The spectrum bar shows the scale defined for your color plot data If your color plot is scaled from 0 100 the spectrum bar will have the same scale In the example above data values at 100 of scale will be displayed as white and data points at 100 of scale will be shown as black The data in between these two values will be shown as one of 256 shades of gray The data histogram shows where the data points are distributed along the scale I
136. ultrasound energy the amplification of received RF waveforms and the digitization of the analog waveform The controls for the PCUS 11 card are very similar to those for other ultrasonic waveform digitizers except that the digitizer and trigger controls are collected all together on the digitizer tab GJ Instrument Manager Timeslot 5 of 5 2 ol x Fie Instruments Data 5 PCUS 11 gt gt Display Status Digitizer Pulser DAC Gates Data PC U S 4 4 Nat connected to hardware Cards detected m Note the DAC tab which contains the controls for Distance Amplitude Correction This feature 1s often called TVG for Time Variable Gain UTEX Scientific Instruments Inc 2004 Chapter 4 Adjusting instrument settings Winspect User Manual Adjusting eddy current instrument settings Several eddy current instruments are supported in Winspect Two of these are the Eddy Current Technologies model ECT PCI Mk II and the Flare Technologies PD 1000B Winspect can also acquire data from an external eddy current instrument by using a single point digitizer TA To make adjustments to an eddy current instrument first make the Instrument Manager visible by clicking its toolbar button You can also click the menu command Instruments gt Instrument Manager If you have more than one instrument scroll through the instruments Timeslot list in the Instrument Manager to select the instrument you want to adj
137. uracy it is helpful to maximize the window where you are working Double click on the window s top frame or use the Maximize button at the top right of the window El Eddy Current LISS SDT 1 of 1 E ioj xj File wiew Window TEENA Imag o Real eT Seale 100 0 0 Le ot He Centre 155 6 Span 46 0 Centre 159 0 Span 22 4 180 deg 160 140 267 200 36 3 F UTEX Scientific Instruments Inc 2004 Chapter 9 Viewing the data Winspect User Manual The cursor position is displayed on the status bar at the bottom of the window This displays two types of position information depending on how you use the mouse e Ifyou move the mouse around inside any area of the display the indicator displays the current cursor position and the value of the data point at that position This is called absolute mode e Ifyou click and drag the mouse the status indicator displays the distance between the start and end points of the drag and the difference between the data values at those points This is called relative mode To measure the Real and Imaginary portions of the signal click and drag the mouse in either of the two strip chart regions These measurements are most accurate when made in the zoom view at the top left of the window Position this window at the desired location by dragging the scroll bar at the bottom of the strip chart You can change the magnification by dragging the scroll bar
138. ust GI Instrument Manager Timeslot 4 of 5 ioj x Fie Instruments Data 4 Flare POTOO0B 300 lt lt gt l Display Frequency Filter Lowpass LPO FOO Hz Highpass HP U Hz Poser Range fi kHz 10 0 kHz Low Frequency 6 5 kHz Impedance ee cm Balancing Attenuation 128 al E Continuous Phase U degrees K El This example shows controls for a Flare PD1000B card You activate the controls for this instrument by highlighting the Flare in the Instrument Manager list Through the Instrument Manager interface you will be able to adjust your probe frequency and balance and set filters if they are installed Once your adjustments are complete you can hide the Instrument Manager again by clicking its icon on the main Winspect toolbar er Remember that all of the instrument configurations are saved within the Workspace If you want to save the instrument configuration separately from the current Workspace you can also use the File gt Save or File gt Save As commands in the menu bar of the Instrument Manager window 38 UTEX Scientific Instruments Inc 2004 Winspect User Manual Chapter 4 Adjusting instrument settings Adjusting single point digitizer settings Winspect supports data acquisition cards that accept voltage signals from external instruments or sensors These cards can also be used to trigger external instruments and coll
139. ut of external instruments such as ultrasonic flaw detectors and thickness gauges Most stand alone instruments have a voltage output that represents some value measured by the instrument such as thickness amplitude or time of flight of a gated signal This capability is not restricted to ultrasonic instruments Winspect can transform almost any simple instrument into a powerful data acquisition measurement and analysis system Monitoring external eddy current instruments As with all external instruments a single point digitizer card is used to monitor an external eddy current instrument Winspect records the X and Y voltages output by the eddy current instrument through the digitizer card The Point Data Display can display and record the X and Y eddy current voltage as simple strip charts You can also configure Winspect to specify that you are monitoring eddy current instruments with the digitizer card Winspect will interpret the adjacent voltage inputs as an X Y pair instead of discrete signals and will use the Eddy Current Instrument Display to show the signals from the external instrument in the same way an internal PC card based instrument is displayed See Chapter 4 Adjusting Instrument settings for more information about configuring single point digitizers to monitor external instruments and sensors UTEX Scientific Instruments Inc 2004 Chapter 3 Viewing live signals Winspect User Manual Displaying measured
140. ut saving data files UTEX Scientific Instruments Inc 2004 Chapter 1 Using Workspaces Winspect User Manual 6 UTEX Scientific Instruments Inc 2004 Winspect User Manual Chapter 2 Controlling scanner motion Chapter 2 Controlling scanner motion This chapter deals with using Winspect to move the scanner under manual control You will need manual control of the scanner to perform a variety of tasks including positioning of the scanner prior to performing an automated scan Manually controlling the scanner with Winspect You can move most types of scanner using hand wheels joysticks keyboard cursor keys or Winspect on screen controls Not all scanners are fitted with joysticks or hand wheels Winspect systems always have available the keyboard cursor keys and on screen controls Using the Winspect Motion Controller As explained in Chapter 1 the Winspect Motion Controller is always active and available Click the on the Winspect toolbar to reveal the motion control tools You can also click on the menu command Motion Control gt Motion Controller Motion Controller q OI x File Edit Update Red x Axis ES R2Y Aris ay had 2 axis xi 0 000 in 0 000 in 0 000 in 0 000 infsec 0 000 infsec 0 000 infsec Forward stop Forward stop Jog stop Backward Goto Backward Goto Jog Goto The appearance of the motion control window will depend upon what axes have been configured for
141. ute measurement in time and amplitude X Y Time is measured in microseconds X and amplitude is measured in volts Y To measure a difference click and drag the mouse between two points The cursor status will show the relative difference between the start point and end point of the drag This tool is useful for estimating delay times signal to noise ratios etc Using multiple A scan windows The A scan Instrument Display can show a split screen or windowpane view This is useful for showing two aspects of the same signal or even multiple signals with each signal on a different source or channel For example you might want to split the A scan viewer showing the whole waveform in one pane and a zoom in view of a particular echo in another The A scan pane buttons enable you to quickly switch between one two and 4 pane views Additional window layouts are available Click on the menu command Window gt Split Panes and select a new layout UTEX Scientific Instruments Inc 2004 Winspect User Manual Chapter 3 Viewing live signals When you split panes the new panes are made equal in size by default You can change the relative size of split panes by using the mouse click on the border between panes and drag the border to re size the panes Click on the menu command Window gt Equalize to restore all panes in the display to equal size To change the active windowpane click the mouse inside the pane you want to be
142. way it operates This is useful when using a scanner to perform a variety of jobs Axis configurations are saved in the Workspace along with all other instrument and scan configuration parameters You should save a copy of the Winspect Workspace before making any configuration changes You can also save the motion control configuration separately by clicking the File gt Save As command in the Motion Controller window To edit an axis click the V axis menu button in top left corner of the axis readout and then select Edit from the drop down menu The Axis Configuration window will appear Axis Configuration l X Ayals Asis Label x Axis Motion Control Simulated Motor Ch 0 Motion Control Acceleration Maximum Speed Running Speeds a z ell amp Jog Step Size 100 Encoder Simulated Encoder Ch 0 Position Measurement Backward Motion Forward Motion Button Label Backward Forward Modulus Enabled Rollover at 1 Limits kep Hone Hone Disable Disable D De energize Avis After Each Motion M Disable Watchdog T Ignore Hardware Limit Switches Enable Software Limits Upper 54 639 Asis stalled if within Lower 54 639 Moves completed if within Configure Hardware Edit Goto Settings Cancel Caution Changing some of the settings in the axis editor can drastically alter the way a scanner operates causing loss of calibration equipment damage and pe
143. ween their data values Increasing measurement accuracy Use the Zoom in feature of any viewer window to increase your measurement accuracy In most cases you will be able to zoom into the level of resolution of the scanning axis In B scans and Line plots you will be able to zoom into the resolution level of the digitizer You may also wish to maximize the viewer window temporarily by double clicking on the title bar of the window This will make the viewer full screen size Double click the title bar again to restore the original window size after you have completed your measurements UTEX Scientific Instruments Inc 2004 Winspect User Manual Chapter 9 Viewing the data Making measurements in line plot views You can make several kinds of simple measurements in Line Plot views The example below shows an A scan extracted from a data file La Line Plot memory resident 1 of 1 OI x File View Scales Options Process Analysis Edit Data Window Vue S f HSN ss O x lt lt 1 460 37 500 gt gt Mi The status bar shows a delay of 1 460 us between the front wall and the first flaw echo The vertical measurement 37 5 of scale is the difference in amplitude of the two echoes The example below shows a magnified view of the same signal ig Line Plot memory resident 1 of 1 10 x File View Scales Options Process Analysis Edit Data Window vec US 9 9 Des t 20 5 20 6 20 7 lt lt
144. windows To obtain a measurement click and drag the As Wdows Here 2000 we 270 FREE mouse in either the image area or the cross section areas of the display The right side status bar will display the distance between the starting and end points of the drag It will also indicate difference between the data values at those two points The cross section windows will display the cross section at the end point of the drag Configuring the measurement cursor In the Color Plot window you can specify the type of cursor and its behavior To modify your cursor right click the mouse inside the Color Plot window This will open the Configure View window where you can select the Cursor tab Select specific options for your cursor Zoom Annotations Options Orientation Cursors Palettes Polar _4 Measure distance by Measure Distance by In Polar View show Conde diference ao o Select whether distance is measured by XY coordinates C Diagonal length fr theta coordinate position or by angle and a diagonal length Amplitude measurement Cursor shape Linear Amplitude Difference f Rectangular Cursor Amplitude Measurement Amplitude Difference in dB Circular Cursor Select Linear or dB measurement Number of decimal places Cursor Shape Position E Readout 3 Choose round or rectangular ee _ cv Polar View Show cursor position as X Y coordinates or as radius and angle UTEX Scientific Instrum
145. workspace You can use one of the standard Winspect palettes grayscale spectrum or thermal or you can specify a custom palette of your own Using layouts A Layout preserves the exact presentation of your data in the color plot window ignoring any Winspect or workspace defaults This tool is useful when you want to present data to another Winspect user and you do not know what the other user s workspace configuration is Winspect data files that have been saved with a Layout are displayed the same way every time they are opened regardless of the current workspace configuration To create a new Layout l Configure the image in the color plot window exactly how you want to display the data including the palette cross section windows and zooming Click the menu command View gt Save Layout and select one of three available layouts 3 Click the menu command File gt Save or File gt Save As to save the data file with this layout UTEX Scientific Instruments Inc 2004 Winspect User Manual Chapter 9 Viewing the data You can save a color plot image with up to three layouts Each layout can show a different data set or different presentations of the same data set When viewing data that has been saved with Layouts you can ignore or clear the saved layouts and use your own palettes Click the View menu in the Color Plot window for these controls Configuring Windows display settings Winspect automatically
146. xtract from that gate If you know the sound velocity for the material you can calculate the thickness Winspect can perform these calculations automatically See Chapter 10 Processing the data to improve its usefulness for more information about using automatic calculations in Winspect In other applications such as flaw sizing you may want to know the amplitude of a particular echo You must gate this echo to identify it and specify that you want to know its amplitude Setting gates on the signal The Right click menu in the A scan Instrument Display is the best way to set gates and define the data that is to be extracted from the gated portion of the signal e To adda gate Click the button on the A scan Instrument Display toolbar e To move a gate Move the mouse over the left edge of the gate Click and drag the gate to a new position e To re size a gate Move the mouse over the right edge of the gate Click and drag the gate to change its size e To change the threshold Move the mouse over the horizontal bar of the gate Click and drag the bar to raise or lower the threshold value of the gate e To remove a gate Right click inside the A scan instrument display From the pop up menu select Remove Gate Select the gate you want to delete e To change gate properties Right click inside the A scan instrument display From the pop up menu select Gate Properties Select the gate you want to modify The gate properties me
147. y such as user defined information axis and scale information In the Color Plot or Line Plot window select File gt Print Displayed Image This opens the Print Options window where you can select the information you want to include in the report If your image includes cross section Print Options E xj windows you can indicate whether they are Print printed and specify the width of the print Gl ce eere region for both cross sections Cross sechons F Horizontal li A in F Vertical 1 5 in Asis Summary Information M Scale The Mode message explains how the image M User defined Information will be printed See below for details about Mode configuring the print scale and size relative The print region will be the visible area on the display This area will be to the screen image expanded to fill the available area on the printer Click OK to send the report to the printer To print in 1 to 1 you must view the image in 1 to 1 The visible area of the image will then be printed in 1 to 1 aspect ration UTEX Scientific Instruments Inc 2004 Chapter 11 Annotating images and preparing reports Winspect User Manual Configuring the image display Winspect displays each data point from a scan as a pixel in a color plot image You can control how these pixels are displayed and printed The on screen image configuration 1s also used to determine the configuration of the printed image Right click in t
148. y Current Display 68 To capture any Instrument Display directly to a file 68 Viewing data as it is collected 68 Viewing data from a file 69 Viewing multiple data sets 70 Viewing eddy current data as it is collected 70 Viewing eddy current data with Line Plots 71 Using eddy current data with Color Plots 71 Viewing eddy current data from file 72 UTEX Scientific Instruments Inc 2004 Winspect User Manual Working with the color palette 13 The palette editor explained 14 Using the palette editor tools 14 Saving a color scheme 14 Shifting the palette 19 Rotating the palette 5 Select the color plot scale 15 Configuring palettes 15 Specifying default palettes 16 Using layouts 16 Configuring Windows display settings 7 Using a polar view 17 Configuring a polar plot view 7 Using a dB view 18 Making measurements on images and graphs 18 Making a measurement 78 Increasing measurement accuracy 18 Making measurements in line plot views 19 Making measurements in color plot views 80 Configuring the measurement cursor 80 Calculating image area statistics 81 Making measurements in eddy current views 81 Chapter 10 Processing the data to improve its usefulness 83 Understanding Winspect processors 83 Processing live displays 83 Processing gated data 85 Processing saved data 85 Controlling the properties of Processors 87 Creating your own processors 87 Creating a custom Processor 87 Using a custom processor 89 Processing a data subset
149. y and bandwidth e Add noise to the signal in various levels e Select the pulse type Normal Chirp or Golay encoded and set the properties of each type Click the Edit Simulation button to reveal the simulation controls See below for instructions about using these controls Adjusting the Point Digitizer Simulator You can add the Point Digitizer Simulator as an instrument Click the button in the Instrument Manager window to add a Timeslot and then select Point Digitizer Simulator from the list of supported instruments Instrument Manager Timeslot 2 of 2 E Ioj x File Instruments Data 2 Point Digitizer Simulator lt lt gt gt l Display Data Collection Mame Eddy Current M Collected while scanning Data Source Eddy Current spit 12Bit 16Bit Edit Simulation Noise Level 4 jo The Point Digitizer Simulator operates exactly like a physical instrument and it can be configured for a variety of demonstration and training purposes Here are some of the things that you can adjust Data Collection e Name the channel This name is shown as a title in the instrument strip chart display and in the saved data file e Select whether the data is collected while scanning or simply displayed without being collected or saved Data Source You can select whether the data is simulated as eddy current signals or as a single point signal from an external flaw detector instrument Click
150. ypes of data from a Waveform gated signal several of the most common types are listed in the Gate Properties window Properties Delete Winspect can collect single point data or it can collect the entire waveform within the gate See the summary table at the end of Chapter 6 to learn how Winspect displays data based on the data source and type Using advanced data types In addition to the standard data types you can collect any number of advanced data from the waveform These data types are listed in the extended Gate Properties window Click the More gt gt button on the Gate Properties window to select from additional data types Click on the name of the advanced data type you want to collect and then click the V Add button to add it to the Selected list at the bottom of the window You can add as many advanced data types as you want Most advanced data types have Properties that control how the data will be collected To edit the properties of an advanced data type you must first add it to the Selected list UTEX Scientific Instruments Inc 2004 Winspect User Manual Chapter 5 Defining the source and type of data to be acquired Click on the data type in the Selected list Rs o xl j v Base to highlight it Click on the Properties Save As button to reveal the properties window for Print that data type In this example Peak Width is calculated at 6 dB down from the poi

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