This Part 3 standard defines activity models of manufacturing operations management that enable enterprise system to control system integration. The activities defined in this Part 3 standard are consistent with the Part 1 object models definitions. The modeled activities operate between business planning and logistics functions, defined as the Part 1 Level 4 functions, and the process control functions, defined as the Part 1 Level 2 functions.

The scope of this Part 3 standard is limited to:

• A model of the activities associated with manufacturing operations management, Level 3 functions.

• An identification of some of the data exchanged between Level 3 activities.