While enterprise applications solutions are moving closer to the plant floor, and plant-level systems are moving closer to enterprise planning application functionality, these systems will not likely converge anytime soon, because they use different technologies and have different user requirements.
functions of enterprise resource planning
not clearly defined the functions of MES solutions. MES itself does not have a broadly accepted meaning, especially among discrete, continuous, and batch process industries. When a provider declares itself to be a MES vendor, often all it is really saying that it is not an ERP, enterprise asset management (EAM), or an open control system (OCS) vendor. Consequently, the user is left to guess exactly what the vendor’s functional scope is. MESs come in all shapes and sizes and may have one or more of the