Hach-Lange ORBISPHERE Model 51x User Manual - Manual (Page 51)

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View Menu
5.2 Configuration of the view styles
Kurtosis
Figure 31 Kurtosis
Kurtosis is a parameter that describes the shape of a random variable’s
probability distribution.
The graphs on the left illustrate the notion of kurtosis. The lower curve
has higher kurtosis than the upper curve. It is more peaked at the center,
and it has fatter tails
Numeric view configuration
List of parameters that can be adjusted to customize the numeric view display:
•
Display temperature : no, channel x
• Display channel 1, 2, 3: yes/no
• Mini graph configuration button, per channel :
• Select the information displayed on the grid of the minigraph
• Autoranging : Set automatically the upper and lower bound to get a correct range to enable
easier reading of the measurement values.
• Display time base : yes/no
• Display mini graph : yes/no
• Upper bound : Adjust graph upper limit
• Lower bound : Adjust graph lower limit
• Time base : Adjust graph time span
• Grid button : Set up the graph to display the x or y axes, the grid, or the thresholds (see below)
• Auto Scale update : Automatically set the graph upper and lower bounds to best fit the actual values
displayed.
• Clean button : Clear the slope displayed. The slope restarts from the left side.
Diagnostic view configuration
Select the channel to be displayed in the diagnostic window, and press OK.
Statistic view configuration
On the left side of the screen, select the channel to be displayed in the statistic window, and press OK.
To configure the statistic view for a channel, select the channel number in the right side of the window, to
take you directly to the configuration window.
Scope:
• Number of values : Statistic calculation range (from 10 to 10,000 values). Number of values taken in
consideration in the log file since the last value stored. The recorded values with alarms are not
considered for calculation, but are part of the log file.
Histogram:
• Upper limit : Select High or High High alarm value, or a custom value.
• Lower limit : Select Low or Low Low alarm value, or a custom value.
Capability:
• Upper limit : Select High or High High alarm value, or a custom value.
• Lower limit : Select Low or Low Low alarm value, or a custom value.