I put a 7 lb pork roast in my 2D at 10:00 last night, assuming it would take 10-12 hours. I inserted the thermometer into the thickest part and used the book that came with my 2D to set the program as follows
C01-235 degrees
E01-F
F01-195 degrees
C02-140 degrees
E0-T
T02- 4.0 hours
C03-C06...