This segment links the relevant configuration data to the 2 order items. The items are identified by the external item number (POSEX). The PC in order item 10 has external item number 000010. The PC in order item 20 has external item number 000020. In segment E1EDP19, the same external item number must be used.

The INST_ID identifies the material in the order item. The identifier 00000001 refers to the PC in document item 10. The identifier 00000005 refers to the PC in document item 20. The CONFIG_ID identifies the configuration data for the materials.