The following DAQtags allow users to change the run-time Real Time Trend definition in View/ViewDAQ using Keymacros and scripts. Please use SETVAL to the following DaqTags to make changes to Real Time Trend Displays.
%TRTRDCGN: Realtime Trend Group Number.
%TRTRDCGD was added to allow users to change the description of a Realtime Trend Group which is defined by %TRTRDCGN. Please note that the change is local to ViewDAQ/View client and will not be written back to Database.
%ARTRDH: Realtime Trend Tag Highlighted, range is 0 to 11
%ARTRDXP: Realtime Trend X Tag Pos for XYPLOT, range is 0 to 11
%DRTRDON(: Realtime Trend Group Tag On/Off, 1 is on and 0 is off
%TRTRD1(: Realtime Trend Tagname
%TRTRD4(: Realtime Trend Display Low
%TRTRD5(: Realtime Trend Display High
To change the run-time definition of trend group 111,
To set the initial highlighted position to the 2nd tag for trend group 111,
To set the X tag position of XYPLOT to the 6th tag for trend group 111,
To turn off trend display for the 1st tag for trend group 111,
To add/replace tag name as abc for the 3rd tag for trend group 111,
To set display low to -1000.0 for the 12th tag for trend group 111,
To set display high to 1000.0 for the 9th tag for trend group 111,
The following examples illustrate the syntax used in scripts.
To change the run-time definition of trend group 234,
Please note that the value of %TRTRDCGN is always set to the current trend group number when Realtime TREND/XYPLOT is displayed. Any SETVAL to %TRTRDCGN will be ignored. That means the change of the run-time definition can only be made to current trend group if it is performed inside Realtime TREND/XYPLOT display.