Budget Mapping Question

Dear Experts,

I need your help in mapping budget structure in Funds management.

The requirement is

Project Code :        1

Activity :                 A

Sub-Activity :           01 XX

Task :                      001 XXX

Complete example : 1A01001

In the above scenario i can maintain the budget in PS module in activity level sub activity level and task level ( wbs element wise).

In the same way how can i maintain and control in Funds management ?

Can i maintain the as follows

Project= FUND,

Activity= FUNDED PROGRAM

Sub activity= Fund center

Task=  commitment item.

Plz help me how to map this scenario in FM.

Thanks in advance

Kittu