read row from TblTrend
Internal Trend
for TrendLog and related [...] ObjectPropertiesFromDataFile (Method) Trend
during accessing the trend
Input.Change_Of_State_Time or TrendLog.Start_Time / [...] see Trend
_VisuInputs VisuTrend [...] : VisuTrend [...] : VisuTrend
View TrendLog Trend
of function block TrendFbTrend