Checkline DFX-7 - Manual (Page 62)

Dakota Ultrasonics
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2) Press the LEFT and RIGHT arrow keys to position the start of GATE1 to
trigger on the waveform.
3) Optionally, press the MEAS key multiple times to move right and the ESC
key multiple times to move left, until the WIDTH1 cell is highlighted.
4) Press the LEFT and RIGHT arrow keys to adjust the size or width of
GATE1.
Note: When the signal is in the gate, the height indicator will detect and display
the % full screen height.
Setting the Level
1) Press the MEAS key multiple times to move right and the ESC key multiple
times to move left, until the AWS BOX: cell is highlighted.
2) Press the LEFT and RIGHT arrow keys to position the cursor box over the
waveform.
3) Press the ENTER key to set the REFGN (reference gain).
Note: This process can be repeated and reset multiple times, or until the SET
REF GAIN feature is toggled OFF.
4) 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 AWS menu is highlighted and displaying the submenu items.
5) Press the UP and DOWN arrow keys until SET REF GAIN is highlighted,
followed by pressing the LEFT and RIGHT arrow keys to toggle OFF.
6) Finally, press the MEAS key to return to the main measurement screen,
followed by pressing the OK key to display the AWS screen.