GE LOGIQ 7, Basic User Manual

Page: 395 / 984

Generic Measurements
LOGIQ 7 Basic User Manual 7
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89
Direction 2392206-100 Rev. 1
Max Pressure Gradient (PG)
To measure Max PG:
1. From the Doppler Generic Touch Panel, select Max PG .
The system displays an active caliper with vertical and
horizontal dotted lines.
2. To position the caliper at the first pressure gradient point,
move the Trackball .
3. To fix the measure point, press Set .
The system displays a second active caliper.
4. To position the second caliper at second pressure gradient
point, move the Trackball .
5. To complete the measurement, press Set .
The system displays the two V
max
measurements and the
Max PG in the Results Window.
Set the first caliper on V
max
and the second on V
d
.
Automatic
Calculation of
Max PG
When you select Max PG, if you previously measured and
calculated velocity in Doppler Mode, the system automatically
calculates Max PG from the V
max
and V
d
measurements taken
for velocity.