Checkline DFX-7 - Manual (Page 48)

Dakota Ultrasonics
44
4) Press the UP and DOWN arrow keys to scroll the highlighted value.
5) Press the LEFT and RIGHT arrow keys to scroll the digit locations.
6) Repeat steps 4 & 5 until the known thickness value is correctly displayed.
7) Press the OK key to calculate the velocity and return to the menu screen, or
ESC to cancel the one point calibration.
Note: A velocity and zero value will be calculated and displayed in the fields a
shown above.
8) Finally, press the MEAS key to return to the measurement screen.
In order to trigger on anything that’s detected in the calibrated range, the
boundaries of the gate must be adjusted to include the entire range. Caution:
in both z-cross & flank detection settings, the first signal to cross the gate will be
triggered on. However, if the peak detection setting has been enabled, the
signal with the most amplitude will be detected.