DMTA-10022-01EN, Rev. C, January 2015
Chapter 6
84
When the
[GAIN/WAVE ADJ]
parameters are active, the range and delay become
items in the parameter list. Use the
[
]
and
[
]
keys to highlight the range parameter,
and the
[
]
and
[
]
keys to adjust the range. Press
[MEAS]
to stop adjusting the
range.
6.4.3.2
Adjusting the Delay Value
The delay of the waveform display adjusts the beginning of the horizontal span. The
delay can be adjusted to display the waveform of interest in the center of the
waveform display. This function is very useful when using delay line or immersion
transducers, or when measuring thick material, in order to ensure that the measured
echoes can be seen in greater detail.
To adjust the delay value
In the measurement screen, press the
[
]
and
[
]
keys to adjust the delay.
When the
[GAIN/WAVE ADJ]
parameters are active, the range and delay become
items in the parameter list. Use the
[
]
and
[
]
keys to highlight the delay parameter,
and the
[
]
and
[
]
keys to adjust the delay. Press
[MEAS]
to stop adjusting the delay.
6.4.3.3
Activating the Zoom Function (Available Only with the Waveform Option)
The zoom function automatically and dynamically sets the delay and range values to
optimally track and show the detected echo in the waveform display.
To activate the zoom function
1.
In the measurement screen, press
[SETUP]
, and then select
DISPLAY
.
2.
In the
DISPLAY
screen, set the
ZOOM OPTION
to
ON
.
The zoom flag ( ) appears on the lower right side of the waveform display, below
the range parameter.
NOTE
NOTE
Содержание 45MG
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Страница 157: ...DMTA 10022 01EN Rev C January 2015 Configuring the Instrument 147 Figure 8 3 The COMM screen...
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