GE LOGIQ E9 User Manual page 116

Performing an Exam
Time interval
Slope (Time interval and Velocity)
2-30
To measure a horizontal time interval and velocity:
1. Press Measure. Press the top Trackball key to select Time;
an active caliper with vertical and horizontal dotted lines
displays.
2. To position the caliper at the start point, move the Trackball.
3. To fix the first caliper, press Set. The system fixes the first
caliper and displays a second active caliper.
4. To position the second caliper at the end point, move the
Trackball.
5. To complete the measurement, press Set. The system
displays the time interval between the two calipers in the
Results Window.
To measure time and velocity between two points:
1. Press Measure. Press the top Trackball key to select Slope;
an active caliper with vertical and horizontal dotted lines
displays.
2. To position the active caliper at the start point, move the
Trackball.
3. To fix the start point, press Set.
The system fixes the first caliper and displays a second
active caliper.
4. To position the second caliper at the end point, move the
Trackball.
5. To complete the measurement, press Set.
The system displays time(s) and slope between the two
points in the Results Window.
LOGIQ E9
Direction 5454884-100 English Rev. 1
–
User Guide