The Reference Architecture Model for Industrie 4.0 (RAMI 4.0) is the first of its kind to unite different aspects of production in a single model. It includes a communication layer, the life cycles of plants and products, and automation and IT layers. This book provides the reader with a summary of various documents dealing with Industrie 4.0 and shows how they relate to one another. It also provides the technical basis for realizing Industrie 4.0 value-added networks, in which items from the physical world are described in the form of I4.0 components for use in the information world. This description is compliant with the Reference Architecture