Checkline DFX-7 - Manual (Page 107)

DFX-7
Ultrasonic Flaw Detector
103
and place the transducer in steady contact with the coating and sample or
actual test material. Be sure that the reading is stable and the repeatability
indicator, in the top left corner of the display, is fully lit and stable. Press the
MENU key once to activate the menu items tab. Press the MENU key
multiple times to tab right and the ESC key multiple times to tab left until the
CAL menu is highlighted and displaying the submenu items.
3) Use the UP and DOWN arrow keys to scroll through the sub menu items
until COATING 1PT is highlighted.
4) Press the ENTER key to display the Digits Edit Box.
5) Press the UP and DOWN arrow keys to scroll the highlighted value.
6) Press the LEFT and RIGHT arrow keys to scroll the digit locations.
7) Repeat steps 5 & 6 until the known thickness value is correctly displayed.
8) Press the OK key to calculate the velocity and return to the menu screen, or
ESC to cancel the coating one point calibration.
9) Finally, press the MEAS key to return to the measurement screen and begin
taking readings.