The function activates the picture history mode from script specifying the required time period.
Declaration
%HI_HistoryStart(
TIME in _bt,
TIME in _et
INT in _step := 0
)
Parameters
_bt
Beginning of time interval.
_et
End of time interval.
_step
Optional parameter. Time step for resampling of values in an archive.
Description
The function activates the picture history start from script in required time period. When entering a time step, data will be resampled in archive. If the picture is in history mode, the input times will be used as a new required interval. The changes of connection to the objects of the D2000 are not acceptable after the history has been started.
Picture history mode can be exited by calling %Hi_HistoryEnd.
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