These workflows use DT+ to design a complete system which helps you scale to any size project.
Engineer has both DT and ABT Site
Use Import/Export Application with ABT Site directly from DT to export/import with ABT Site. See DT+ Exchange App/ABT/Web.
Engineer with DT
Use built in Exchange to export to PXC.A Xchg file (for ABT Site) to hand over to Project engineer. Base PXC.A creation and Points, separate PPCL/Trends/Alarms Programmer and/or ABT Site (i.e., DXR creator)
PPCL/DXR Project engineer uses standalone ABT Site import/export to file (a standalone utility). See DT+ Xchg File/ABT/Web.