HEIDENHAIN TNC 620 (34056x-04) Cycle programming - Manual (Page 76)

Fixed Cycles: Drilling
3.6 UNIVERSAL DRILLING (Cycle 203, DIN/ISO: G203, software option
19)
3
76
TNC 620 | User's Manual Cycle Programming | 5/2013
Dwell time at depth Q211: Time in seconds that
the tool remains at the hole bottom. Input range 0 to
3600.0000
Retraction feed rate Q208: Traversing speed of
the tool in mm/min when retracting from the hole.
If you enter Q208 = 0, the TNC retracts the tool at
the feed rate in Q206. Input range 0 to 99999.999,
alternatively
FMAX, FAUTO
Retraction rate for chip breaking Q256
(incremental): Value by which the TNC retracts the
tool during chip breaking. Input range 0.1000 to
99999.9999