Derivation of Account Assignment Reference using Fund

I am trying to derive account assignment reference using “Fund” as source field. I have created the account assignment derivation rule (Tcode – TPM30) using following condition and Values

Source Field

Company code

Product type

Fund – Not able to see as Source field after activation of FIN_TRM_PSM_INTEGRATION business switch

Target Field

Account Assignment Reference (AA_REF)

Condition

Product Type = 410