Checkline DFX-7 - Manual (Page 125)

DFX-7
Ultrasonic Flaw Detector
121
Note: The DFX-7 AMOLED high speed color display 120Hz screen redraw rate and
exceeds the speed found in conventional digital flaw detectors.
Angle Beam Transducer Weld Inspection
Flaw Mode View:
Flaw Mode View
Refer to the diagram above. The grey grid line, point (A), corresponds to 100% FSH
(Full Screen Height). The other grid lines correspond to 25% amplitude increments,
in order to calibrate the DFX-7 in this mode. The digital thickness value has been
replaced by dashed lines at point (B). The digital thickness value is not applicable
while operating in this mode. Notice at point (D), the vertical grid lines have simply
been given quadrant numbers. Again, this is because the grid lines do not
correspond to a thickness value based on the delay and width of the screen. Finally,