Recording Data and Displaying as a Trend You can define project variables and/or device parameters whose values are recorded over time. The display of the recorded data is decoupled from the recording

Configuring a Recording To execute trend recording on a runtime system, you need an application with a Trend Recording Manager object that contains at least one Trend Recording object. Then you can co

Getting Started with Trend Recording To execute trend recording on a runtime system, you need an application with a Trend Recording Manager object that contains at least one Trend Recording object. Th

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

Configuring the file transfer mode Usually, when the application is downloaded, files which the visualization requires for display are transferred to the respective visualization device. These are mai

Developing HMI Projects and Executing HMI Applications An HMI (human-machine interface) system provides users to operate remote PLCs. When the HMI application is executed, the HMI system communicates

Creating Initial HMI Projects An wizard is available for the initial creation of an HMI project. Initial situation: The controller to be displayed in a visualization is executed and connected to the c

Developing HMI Applications An HMI application is created in an HMI project. Ideally, this project was created initially with the Create HMI project wizard. You can edit the HMI application in both th