Diagnosing From A Waveform; Introducing The Waveform Display - ABB LWT300 Series User Manual

Diagnosing from a waveform

Most echo-related problems, as listed in Table 4, can also be diagnosed with the help of the integrated
waveform displayed on the LCD. Waveform management is performed from the Diagnostics menu.
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Figure 55 Accessing the waveform display

Introducing the waveform display

The waveform display illustrates the signal traveling along the probe.
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Figure 56 The waveform display
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8
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Display of the level (LVL), distance (DIS), ullage (ULL) or interface (INT) value
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Display of the blocking distance (BLK) or safety distance (SFD)
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Note: this is the only highlighted option that is editable (see 4)
Level or interface marker
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Exit (⮠) or Edit ( ) indicator
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Zoom information
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Reference distance
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Display value selector
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8 Blocking distance (or safety distance, if SFD selected in 2) marker
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User Guide
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6 5 4
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