HEIDENHAIN TNC 640 (34059x-04) - Manual (Page 385)

Adaptive Feed Control Software Option (AFC) 11.3
11
TNC 640 | User's Manual
HEIDENHAIN Conversational Programming | 3/2014
385
Defining the AFC basic settings
You make the control settings for the TNC feed rate control in the
table
AFC.TAB, which must be saved in the root directory TNC:
\table.
The data in this table are default values that were copied during
a teach-in cut into a file belonging to the respective program and
serve as the basis for control. The following data are to be defined
in this table:
Column Function
NR Consecutive line number in the table (has no
further functions)
AFC Name of the control setting. You enter this name
in the
AFC column of the tool table. It specifies the
assignment of control parameters to the tool.
FMIN Feed rate at which the TNC is to conduct a
shutdown response. Enter the value in percent
with respect to the programmed feed rate. Input
range: 50 to 100 %
FMAX Maximum feed rate in the material up to which the
TNC can automatically increase the feed rate. Enter
the value in percent of the programmed feed rate.
FIDL Feed rate for traverse when the tool is not cutting
(feed rate in the air). Enter the value in percent of
the programmed feed rate.
FENT Feed rate for traverse when the tool moves into or
out of the material. Enter the value in percent with
respect to the programmed feed rate. Maximum
input value: 100 %