Lifetime of an Area Instance 

This property controls the lifetime of area instance versions. Possible values are:

·        No specification

The lifetime is not restricted.

·        Expires after... minutes

If a figure is specified here, an area instance version becomes obsolete according to that number of minutes after a change lock is released.

·        Refresh after... minutes

If a figure is specified here, the area constructor in the constructor class is called according to the number of minutes after a change lock is released. The prerequisite for this is that the basic property automatic area building is activated.

·        Without read access ... minutes

If a figure is specified here, an area instance version becomes obsolete according to that number of minutes after a read or change lock is released.