Dakota Ultrasonics PVX User Manual
Page 109

PVX Precision Visual Thickness Gauge
105
Important Note: Remember to perform a probe zero function prior to
measuring. The default setup clears the probe zero value.
Important Note: If interface-echo or echo-echo modes are being used, be sure
to do a two -point calibration, which also sets the probe zero before measuring.
4)
Press the OK key to return to the measurement screen.