HEIDENHAIN TNC 306 Technical Manual - Manual (Page 130)

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TNC 406/TNC 306 2 Reference marks 3/97
Sequence "Automatic passing over reference marks" (press the external START key).
MP1350.x = 0
Press external START key
Trip dog
"Reference end position"
closed?
Traverse direction from
MP1320.x
Invert traverse direction
from MP1320.x
Pass over two consecutive
reference marks
Machine moves to
software limit switch range
Machine stops
No Yes
Yes
No
Is the machine
outside the software
limit switch range?