The KeyFrameCountwith DataType UInt32is the multiplier of the PublishingIntervalthat defines the maximum number of times the PublishingIntervalexpires before a key frame message, with all field values, is received.

For DataSetsthat provide cyclic updates, the value shall be greater than or equal to 1. For non-cyclic DataSets,like PublishedEvents,that provide event based DataSets, the value shall be 0.