@oldNail
When I tried the analytical fields by mapping (both via coordinates and Grit), ... I did this .... I chose the displacement boundary condition ... I selected U3 and added a value of 1, so that it doesn`t affect the field variable values added later ... on running the job ... it seemed...
I am using abaqus CAE (not scripting), I need to apply multiple (different) displacement boundary conditions to multiple nodes (more than 2000 nodes) on the model.
The only way I could find working is to create sets (2000 sets), one for each node, and apply the boundary condition manually, but...