YUSHI INSTRUMENTS
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3.3.2.3 Height of Gate B
Select Gate B menu, press (up) or (down) to select the height of Gate B submenu,
then press (left) or (right) to adjust the values.
Note:
the height of Gate B is the response and measurement thresholds. You can adjust the value in
the 2%-98% range of the vertical full-scale on the screen. When you adjust the values, you can press Ok
to adjust the steps which are divided into 0.5, 2.5, and 5.
3.3.2.4 Mode of Gate B
Select Gate B menu, press (up) or (down) to select the mode of Gate B submenu,
then press (left) or (right) to adjust the values.
Off
Turning off the gate, ie, turning off the alarming and measurement functions.
Positive
Afferent Echo Alarm. In the coverage of Gate B, if the echo exceeds the preset gate
height, and the alarm is "on", the alarm will sound.
Negative
Echo Loss Alarm. In the coverage of Gate B, if the echo is lower than the preset gate
height, and the alarm is "on", the alarm will sound.
3.3.2.5 Measuring Point
You can use this function to set the measuring point position of the gate.
Select the Gate B menu, press (up) or (down) to select the measuring point
submenu. Then press (left) or (right) to choose the values. The peak mode refers to the
highest information of the echo in the gate, and the front mode refers to the first information when the
echo goes through the gate.
Note: in the peak mode, the echo need not go through the gate; while in the front mode, the echo
must go through the gate.
3.4 Probe Menu
Press to select the probe menu.