Controls whether a pop-up trend window (HDV) will open in response to an operator left-clicking any widget linked to a Digital Status, Digital Input and Pump Status tag.
Does not apply to widgets linked to I/O and Calculations tags.
If set to 1 (true), then a windowed version of the Trends page will open when a digital input tag's widget is clicked while the application is in operation mode.
Section: System
Default: DITrendEnable = 1
Related Variables: AITrendEnable
