Conversion Code Control
This determines whether or not a transaction currency value (Value 2) is entered on postings to this account in Ledger Entry (LE) and Ledger Import (LI). This option overrides the choice made in the Business Unit Setup (BUS).
Three options are available:

Report Conversion Control
This determines whether or not the reporting or second base currency value (Value 3) can be entered on postings to this account in Ledger Entry (LE) and Ledger Import (LI). This option overrides the choice made in the Business Unit Setup (BUS).
Two options are available

Default Account Currency Code
The default currency code for the transaction currency postings to the account. This is used as the default Transaction Currency code on Ledger Entry (LE) and is useful if the majority of foreign currency postings are made in a particular currency.
Default Supplier Currency Code
The default currency code for the supplier. This is used as the default currency for other supplier processes, for example if documents are always required in a particular currency/language for the supplier.

Suppress Revaluation
This option excludes the supplier from Ledger Revaluation, even if it falls within a range of accounts for which ledger revaluation is being run.

Order Entry Tab
The Order Entry details are only required if you are using Order Fulfilment.

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Primary Order Address Code
The address to be used as the default on purchase orders for this supplier. Addresses are defined using Addresses Setup (AS).
Default Buyer
The buyer who usually deals with this supplier. This is optional but if you do want to enter this you must select an employee with a Role Type of Buyer. Employees are defined using Employees Setup (ES).
Purchase Transaction Type
The type of purchase transaction to be used as the default for this supplier's purchase orders. See Purchase Type Setup (PTS).