For the purpose of obtaining an accounting journal entry for a plan with multiple tranches, the current release of the product does not create a separate journal for each tranche as would be required by the Accounting Standards. In order to obtain an accurate accounting journal outcome. It is required that a separate report is created for each tranche.
Once you have created the necessary report for each tranche, you can then use the Accounting Journal module in your report overview to produce a single accounting journal for the plan. This means that each tranche will have a separately generated accounting journal entry.