i4scada Historical Data management
The HTML Trending functionality is composed of smaller pieces that can be managed independently. To learn more details about this function, check out this articles.
The Historical Data or the HTML Trending functionality is no longer handled as a monolithic unit component, but it is instead composed of smaller pieces that can be managed independently. The advantage of this approach is given by the flexibility in terms of layout and functionality, since the independent parts can be placed anywhere on the screen and the same data can be observed from multiple perspectives. Another side-benefit is given by the reduced amount of configuration effort.
The components of the trending functionality are:
The main extension of the Trending functionality is given by the Historical Data chart. Using the Data Cursor and Data Series extensions the user can visualise further details upon particular Signals. The upcoming articles provide further detailed information about the design and run-time of all the Historical Data extensions.