Promax AE-166 User Manual page 146

Press Point Num[F1] and choose a point number to edit (must start at
#1).
Press Limit Offset[F3] and set the offset level for the point.

This will only create an offset for the currently selected point, not all
the points.
Press Mkr Data to Point[F2].This adds the currently active marker's
position to the selected point.
The marker position can be moved at this point using the scroll wheel.
Press the Enter key to set the position.
Repeat steps 3-6 for any other points (max 10).
Press Return[F7] > Save Limit Line[F5] to save the currently selected
limit line.
NOTE:
137
Figure 107.
Using this function will also change the position of marker 1
outside of the limit function.
February 2017