The SAP® applications diagram offers an approach to the SAP® R/3 reference model with the focus on SAP® R/3 application system modules. In the R/3 reference model, a process selection matrix is assigned to every object of this model type. This matrix displays the main processes that are available in the relevant R/3 modules, as well as the process scenarios that can thus be illustrated.

The SAP® applications diagram provided by the SAP® R/3 system is shown in the following figure.