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Zetec TOPAZ Technical Manuallines

Is one of the most efficient and versatile non-destructive testing (ndt) instrument. simply brilliant!
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TM
TOPAZ
Technical Guidelines – Release 3.7R21
TOPAZ is one of the most efficient and
versatile non-destructive testing (NDT)
instrument. Simply brilliant!
www.zetec.com

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Summary of Contents for Zetec TOPAZ

  • Page 1 TOPAZ Technical Guidelines – Release 3.7R21 TOPAZ is one of the most efficient and versatile non-destructive testing (NDT) instrument. Simply brilliant! www.zetec.com...

  • Page 2: Table Of Contents

    Probe Position Marker .......................... 7 Interpolation for Volumetric Merge ..................... 9 Compound Scan ..........................11 Path Correction for Pitch-&-Catch Configuration ................15 TCG Auto Calibration ........................... 16 C-Scan Stitching ........................... 17 Wedge Definition Mode ........................22 TOPAZ – Technical Guidelines...

  • Page 3: Paintbrush Scanner Support

    TOPAZ™ and now available in UltraVision through the touch interface. To create an inspection configuration with your PaintBrush scanner: 1. Start-up your TOPAZ 2. Connect the encoder feedback cable of the PaintBrush scanner to your TOPAZ; A window will pop-up showing the detection process. 3. Define your specimen;...

  • Page 4: Topaz – Technical Guidelines

    Distance between the scanner reference point and the origin of scan/index coordinate system along the index axis. v. You can also move the PaintBrush on the display by tapping on any corner or rotate it by tapping directly on it. TOPAZ – Technical Guidelines...
  • Page 5 IMPORTANT on the front of the scanner). e. Click Accept once the start location and orientation are correctly defined. 5. Complete the definition of your inspection configuration. For more information see your PaintBrush scanner user manual. TOPAZ – Technical Guidelines...

  • Page 6: Auto-Crossing Gates

    To adjust the automatic threshold setting to -6dB from the maximum signal amplitude. Select Crossing (-12dB). To adjust the automatic threshold setting to -12dB from the maximum signal amplitude. Your detection is now set in auto-crossing mode. TOPAZ – Technical Guidelines...

  • Page 7: Probe Position Marker

    To change the Probe cursor properties: 1. Click on the desired view (Top, Side or End) to display the View Settings toolbar. 2. Click View Properties. The View Properties window appears 3. Select Probe Cursor to display the different parameter options. TOPAZ – Technical Guidelines...
  • Page 8 (in setup and acquisition mode). Select Acquisition Only. To display the Probe cursor only during data acquisition (acquisition mode). Select Hide. To hide the Probe cursor. You can now adjust the Probe cursor settings to better fit your application. TOPAZ – Technical Guidelines...

  • Page 9: Interpolation For Volumetric Merge

    Those empty spaces are a typical result when performing volumetric merges of data acquired with azimuthal focal laws (multiple refracted angles). Figure 4-1 Volumetric Merge without Interpolation Figure 4-2 Volumetric Merge with Interpolation This interpolation is applied by default to the volumetric merge process. TOPAZ – Technical Guidelines...
  • Page 10 2. Click Merge Custom. The Merge Custom window appears. Figure 4-3 Merge Custom Window 3. Click Use Interpolation to select: To use the interpolation during the volumetric merge processing. To disable the interpolation during the volumetric merge processing. TOPAZ – Technical Guidelines...

  • Page 11: Compound Scan

    3. Ensure that the right probe and wedge combination is selected. 4. Click Calculator. 5. In the Calculator Window, define your Skew Angle, Scan Reference, Index Reference and Wave Type. 6. Click Sweep and select Compound. TOPAZ – Technical Guidelines...
  • Page 12 Start Angle and Stop Angle, is evenly distributed over all exit points. Therefore the angular resolution is automatically set by dividing the angular range by the total number of apertures. Motion of the aperture is defined by the Aperture, First Element and Last Element parameters. TOPAZ – Technical Guidelines...
  • Page 13 Figure 5-4 Calculator Window for Compound Focal Laws (Dense) 8. Set all others Calculator parameters. 9. Click Accept. Focal law specification example for Compound sweep: Start Angle 40 deg. Stop Angle 70 deg. Aperture First Element Last Element TOPAZ – Technical Guidelines...
  • Page 14 Focal Law Id Aperture Refracted Angle 1 to 16 40.00° 1 to 16 47.50° 2 to 17 47.50° 2 to 17 55.00° 3 to 18 55.00° 3 to 18 62.50° 4 to 19 62.50° 4 to 19 70.00° TOPAZ – Technical Guidelines...

  • Page 15: Path Correction For Pitch-&-Catch Configuration

    4. Click Close. The selected view’s ultrasound axis is now set to True Depth PC. The True Depth PC ruler is purple and the scale reflects the depth correction. Figure 6-1 True Depth PC Ruler Example TOPAZ – Technical Guidelines...

  • Page 16: Tcg Auto Calibration

    Ensure that these values allows the detection gate to cover all reflectors 4. Scan the reflectors by moving your probe over your calibration specimen. 5. Click Compute. All your TCG point are now created. Figure 7-1 TCG Auto Calibration TOPAZ – Technical Guidelines...

  • Page 17: C-Scan Stitching

    In the Select file to merge window, identify the files to merge. d. Select one file and click Accept. e. Repeat steps 1.b to 1.d until all relevant files are selected. In the File to merge window, review the selected file names. g. Click Merge. TOPAZ – Technical Guidelines...
  • Page 18 2. In the File menu, click Open Data. 3. In the Open Data window, browse to find the DataFileMerger directory. 4. Select the appropriate merged file and click Accept. 5. In the Analysis menu, click C-Scan Stitching. The C-Scan Stitching window appears. TOPAZ – Technical Guidelines...
  • Page 19 9. In Method, define if you want to Keep minimum or Keep maximum values of the c-scan data in the case of data overlap. 10. Click Add. The C-scan data is now added to the c-scan display on the left. Figure 8-2 C-Scan Stitching Window with C-Scan Data Added TOPAZ – Technical Guidelines...
  • Page 20 Change the orientation of the c-scan data by modifying the Rotate parameter (in degrees). To modify the orientation of the data, you can use the Rotation pad to turn the selected data clockwise or counter-clockwise. TOPAZ – Technical Guidelines...
  • Page 21 14. The New stitching name window appears, enter a name for the new channel with the stitched data. 15. Click Accept. Your C-scan data is now merged. Figure 8-4 C-scan Stitching Result Example The resulting data is saved in the extension file (.UVExtension). TOPAZ – Technical Guidelines...

  • Page 22: Wedge Definition Mode

    Figure 9-2 Default Wedge Definition Example - Height of First Element For plate examination, there is no difference between the two modes, this only affects wedge definition for pipe-like or curved surface specimens. TOPAZ – Technical Guidelines...
  • Page 23 2. In the Options window, set the Wedge Definition Mode to Legacy or Default. Figure 9-3 Options Window 3. Click Accept. The Wedge Definition Mode is defined and will now on be used in the Wedge Editor. TOPAZ – Technical Guidelines...

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