Field help (CURTYP2) 

This field displays the type of the exchange rate for the plan. It cannot be modified for the plans of the Accounting and fiscal context, or in the IAS/IFRS plan. It can be modified for the other plans. It is loaded by default with the "Exchange rate type" specified for the asset on the "Main" tab when "Origin of depreciation base" of the plan context is IAS/IFRS.