If I understand correctly, you're asking to do arcs in a WY plane.
Camsoft doen't look to have this command in its programming language. I'd double check with the Camsoft techs with your exact question. These guys have forgotten more than I will ever know about Camsoft.
This can be done with direct low level Galil commands. A very capable but somewhat arcane programming language. Fortunately there is GREAT help available on the bulletin board at galilmc.com