HistoryTrend Display

The default display settings for DataStudio’s HistoryTrend display can be changed, including general, style and legend settings.

Default Configuration

HistoryTrend Display Default Configuration Settings
Figure 1. HistoryTrend Display Default Configuration Settings
Table 1. Default Configuration Settings
Setting Description

Timeshift Factor

This factor is the amount the displayed time span shifts when moving forwards and backyards in time with HistoryTrend display. Values between 0 and 1 are permitted where 1 would display no overlap of times between timeshifts, 0.75 would shift the timespan forwards or backwards,3/4 of the current timespan displayed (e.g. currently shown time span 6 AM to 10 AM, a time shift factor 0.75 shifts forward to time span of 9 AM to 1 PM). This will be the default value when opening a new HistoryTrend window.

Start Time

Default start time when a new HistoryTrend display is opened.

End Time

Default end time when a new HistoryTrend display is opened.

Cursor Info Type

Default cursor type when a new HistoryTrend display is opened.

Quality Indicator

Check checkbox to, by default, display the quality indicator bars when a new HistoryTrend display is opened

Show Intervals

Check this option to display the intervals in the display by default when a new HistoryTrend display is opened. Default is off.

Highlight Future Time Period

Check this option to see future time periods highlighted when a new HistoryTrend display is opened.

Query modified history

Enables modified history queries for data in local Data Stores to be shown in HistoryTrend Displays.

Max Update Rate

The default maximum data update rate when using the automatic update feature in HistoryTrend display

Axis Settings

The default axis settings for the HistoryTrend display can be changed here.

HistoryTrend Display Axis Settings
Figure 2. HistoryTrend Display Axis Settings
Table 2. HistoryTrend Axis Settings
Setting Description

X-Axis Grid Lines

Default number of X-axis grid lines when a new HistoryTrend display is opened

Y-Axis Common- Y-Axis Labels

Default number of common Y-axis labels when a new HistoryTrend display is opened

Y-Axis Common - Maximal Y-Axis Values

Default Max Value of common Y-axis when a new HistoryTrend display is opened

Y-Axis Common - Minimal Y-Axis Values

Default Min Value of common Y-axis when a new HistoryTrend display is opened

Y-Axis Common - Y-Axis

Default position of common Y-axis when a new HistoryTrend display is opened

Y-Axis Stacked - Y-Axis Labels

Default number of stacked Y-axis labels when a new HistoryTrend display is opened

Y-Axis Stacked - Maximal Y-Axis Values

Default Max Value of stacked Y-axis when a new HistoryTrend display is opened

Y-Axis Stacked - Minimal Y-Axis Values

Default Min Value of stacked Y-axis when a new HistoryTrend display is opened

HistoryTrend Display - Series Style Settings

The default style settings for different series in the HistoryTrend display can be changed here.

HistoryTrend Display - Series Style Settings
Figure 3. HistoryTrend Display - Series Style Settings
Table 3. HistoryTrend Display - Series Style Settings
Setting Description

Series Colors

The default colors for different series added to a new HistoryTrend display.

Series Style - Marker

The default marker type for a series added to a new HistoryTrend display.

Series Style - Dash

The default dash style for a series added to a new HistoryTrend display.

Series Style - Size

The default line size for a series added to a new HistoryTrend display.

Series Style - AnimationType

The default type of animation for a series added to a new HistoryTrend display.

Series Style - Enable Hovering

Check to have as default, information displayed when hovering cursor over the HistoryTrend display.

HistoryTrend Display - Cursor Line

The default cursor line settings in the HistoryTrend display can be changed here.

HistoryTrend Display - Cursor Line Settings
Figure 4. HistoryTrend Display - Cursor Line Settings
Table 4. HistoryTrend Display - Cursor Line
Setting Description

Default Configuration - Show Engineering Unit

Check to show engineering units as default in the cursor line in a new HistoryTrend display. Default is on.

Default Configuration - Show Raw Data Details

Check to show raw data details as default in the cursor line in a new HistoryTrend display. Default is off.

HistoryTrend Display - Data Settings

The default settings relating to the data in the HistoryTrend display can be changed here.

HistoryTrend Display - Data Settings
Figure 5. HistoryTrend Display - Data Settings
Table 5. HistoryTrend Display - Data Settings
Setting Description

Series Defaults - Aggregate

The default data aggregate type when a HistoryTrend display is opened or new trend series is added. Default is "Raw Data".

Series Defaults - Interval Anchor

The default anchor used when start/end times are changed. Intervals or interval length recalculations are based on the anchor. Default sets to optimized interval count based on current time period. Max Resolution sets interval count to chart width (minimum time period is acquisition rate).

Use Range

Check this option to use the High/Low Range limits as the Max?Min Y-axis values when a new HistoryTrend is opened. Default is off.

- Aggregate Parameters These parameters determine the default settings for calculating aggregates when a HistoryTrend display is opened

Aggregate Parameters - Percent data bad

Default value for the minimum percentage of bad data in a given interval to change status code to 'Bad'

Aggregate Parameters - Percent data good

Default value for the minimum percentage of good data in a given interval to change status code to 'Good'.

Aggregate Parameters - Use sloped extrapolation

Check checkbox to use sloped extrapolation as default.

Aggregate Parameters - Treat uncertain as bad

Check checkbox to treat uncertain StatusCode data as 'Bad' by default.

Data Type Adjustments - Automatic integer y-Axis

Check this to automatically switch the y-axis to integer mode if the displayed data is of the integer datatype. Default is on.

Data Type Adjustments - Automatic boolean y-Axis

Check this to automatically switch the y-axis to boolean mode if the displayed data is of the boolean datatype. Default is on.

HistoryTrend Display - Legend Settings

Column display options for the legend grid that is part of the HistoryTrend display. Options include: columns that are visible as default when a new display is opened, and column width

HistoryTrend Display - Legend Settings
Figure 6. HistoryTrend Display - Legend Settings