This property returns a reference to the ExceptionSpecs object for this PIPoint which initially contains the PIPoint's exception specifications: exception deviation; exception minimum time; exception maximum time. The properties of the object can be modified allowing an application to control its own exception limits.
The object placeholder is an object expression that evaluates to a PIData object .
The exception specifications are used to filter repetitive values or values with insignificant changes when writing values to the server. The UseExceptions property is used to enable or disable the use of exception specifications.