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double function name (
double doLmtValue;
double doValue;
int dwCount
dwFlag archiving);

Des cription：
This function converts a tag value before it is archived and can be assigned in the "Parameters" tab in the "Properties of the Process Tag" dialog.

Parameter：
doLmtValue last result
doValue current value
dwCount counter reading since last archiving
Archiving whether a value should be archived (default = TRUE)

Example：
double MyFunction(double doLmtValue, double doValue, int dwCount, int Archivierung)
{
return (doValue/1000.0);
}