Configuring an Interval-Based Recording In the case of interval-based recording of data, this is done at a fixed time interval, which is set to 10 s by default. You can adjust the time interval. Tip R
Configuring a Task-Dependent Recording You can configure a database on the runtime system and the data buffering. Timeout for trend recording During a trend recording, it can happen that the applicati
Configuring Variables Important The number of variables is limited for trend recording. But you can adjust the number per trend recording. To do this, open the object. You will find the Maximum number
Starting and Stopping a Recording You can configure a condition for a trend recording during the recording. When the Boolean variable becomes TRUE , the recording is started. When the Boolean variable
Displaying Data Graphs with a Trend Element A Trend visualizes data which is used in the database of a trend recording. In contrast to the Trace element, the Trend element is particularly suitable for
Getting Started with Trend Visualization When you execute a trend, it is best to proceed with user guidance and the help of the trend wizard. Procedure . Development of a visualization with trend Crea
Programming a Trend Visualization To display a trend recording in the visualization, you define which application provides which trend recording. You define the display by means of the Properties of t
Configuring the Time Axis A trend diagram displays the progression of variable values over time. For this purpose, values were stored in the Trend Recording object for each timestamp. This is the data
Displaying and Editing Text Files Using the Text Editor element, you can display a text file in the user interface and optionally allow the user to edit the file. :
Configuring the display of a text file To display a text file located on the controller, you need controls for selecting, opening, and closing the file in addition to the Text Editor element. As an op