Assign a battery unit to a PCS

Last modified: 2026-08-24

After adding a subsystem with battery PCSs during system setup, assign the respective battery units that are connected to these PCSs in order to have an adequate representation of your system setup. Which units are available depends on the individual hierarchy of your battery storage system.

• You have added a battery subsystem to your system. See Add a battery subsystem.

• The module VCOM Battery Monitoring is activated. See Activate the module Battery Monitoring.

• User group technical customer or higher

1. At System level , go to System settings > Data sources > [Data source name] / bluelog + Administration > Battery units > Assign to PCSs.

2. In the overview table, you see all the PCSs you specified when adding a battery subsystem.

3. Select Manage assignments for a PCS.

   

4. In the appearing pop-up, you may see a table with all Battery units you already assigned to this PCS.

5. Select Add assignment.

6. In the newly appearing pop-up, you see a table with all Battery units still available for assignment. Units you may already assigned to this PCS are not listed anymore. Also, find the additional information on which units are already Assigned to another inverter. It is possible to assign one unit to multiple PCSs.

7. Tick the checkboxes for all battery units that are connected to the PCS you are managing.

8. Select Add assignments.

9. You return to the table of already assigned units for this PCS, including the new assignments now.

10. Select Save to complete the assignments.

The battery units are now assigned, and their total number appears in the column Number of assigned battery units in the overview of all PCSs.

• Manage the assignments for the other PCSs in the same manner.

• Select Manage assignments > Unassign to remove an assignment.