HEIDENHAIN iTNC 530 (340 49x-06) Pilot - Manual (Page 82)

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Definin
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Mac
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Additional parameters on the drilling parameters detail form:
U Chip breaking depth : Depth at which the TNC is to carry out chip
breaking during drilling
U Upper adv. stop dist. : Setup clearance for when the TNC returns the
tool to the current plunging depth after chip breaking
U Depth at front : Depth for sinking at front
U Offset at front : Distance by which the TNC moves the tool center
from the hole center
Globally effective parameters on the global data detail form:
U Setup clearance
U 2nd setup clearance
U Positioning feed rate
U Retraction value for chip breaking
U Feed rate for traversing between machining positions
U Climb milling, or
U Up-cut milling