155dca79_sion_Types___SAP_Documentation__Description
[Type] Currency [Identifier] R [ID] RptCurrency in a Planning application Input_Currency in a Rate application Groups in Consolidation and Ownership applications [Description] 
Contains the currency rates for all currencies in which your company does business. For validation purposes, a Currency dimension must be present in all application sets, however one does not have to be part of any applications within the application set. The Currency dimension in a Reporting application must contain the REPORTING property; the Currency dimension in a Rate non-reporting application does not need to contain the REPORTING property. For information on reporting and non-reporting applications, see Application Management.
Dimension Types - SAP Documentation
Description