Exchange rate

RSCUR

RSIMPCURFILE - загрузка currency из файла
BAPI_EXCHRATE_CREATEMULTIPLE

RSIMPCURR - for scheduling job

TCURR Currency values
TCURC Currency codes
TCURT Currency name
TCURX Decimal places for currencies.

http://scn.sap.com/docs/DOC-47620
OB07 - ведение Exchange rate types
OB08 - ведение курсов в таблице TCURR
OBBS - maintance Currencies:Translation Ratios

CONVERT_TO_FOREIGN_CURRENCY- Translate local currency amount to foreign currency
CONVERT_TO_LOCAL_CURRENCY - Translate foreign currency amount to local currency
RSW_CURRENCY_TRANSLATION
READ_EXCHANGE_RATE to get the exchange rate.

В докидку если надо будет хранить курс в показателе
http://scn.sap.com/docs/DOC-12019