Point.QualityIs_In_Range (property, read)

Syntax Point.QualityIs_In_Range
Description Boolean. Returns TRUE if the current value of the point is in range, FALSE if the point is out of range. When a point is out of range its value is unavailable.
Example 
Sub Main()
   Dim p as new Point
   p.Id = "VALVE_1"
   p.Get
   if p.QualityIs_In_Range = FALSE then
      MsgBox "Point is out of range"
   End If
End Sub