Trend Control object

The Trend Control object displays data points (values) from different data sources in a graphic format.

The main features provided by the Trend Control object are:

• Display of multiple pens simultaneously

• Support for different Data Sources, such as Tag, Batch, Database and Text File

• Capability to generate X/Y graphs from the configured data sources (please refer to Appendix A for an example of an X/Y chart).

• Simultaneous display of an unlimited number of data points. This feature might be limited by the hardware used since available memory and performance will vary.

• Built-in toolbar, which provides interfaces for the user to interact with the Trend Control object during runtime

• Built-in legend, which displays the main information associated to each pen linked to the object

• Zooming and auto-scaling tools

• Horizontal and vertical orientation