RD-30 Operations Manual
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8.6 Trend Chart
By single tapping on the Trend Chart icon, the user is allowed to select the measurement metric of
interest and view that metric over time. The Trend Chart screen appears as follows.
The user may choose the measurement function desired to trend by using the stylus to scroll
through the measurement window then tapping on the desired metric symbol. The up and down
arrows may be used for scrolling thru the measurement selection window or the scroll bar may be
dragged up and down to locate the applicable metric. Tapping the clear button clears the data from
the trend chart.
To make the graphic larger, double tap the graphic and the graphic will become larger. To return
the graphic to its original size double tap again and it will shrink back to its normal state.
The Waveform Tab will display the peak to peak measurements in the corners of the graphic. To
adjust the vertical or horizontal scale use the stylus and increment the number up or down by
selecting the arrows.
To make the graphic larger, double tap the graphic and the graphic will become larger. To return
the graphic to its original size double tap again and it will shrink back to its normal state.
Operating System and Structure
