
B-63783EN-1/01 7.FEEDRATE CONTROL/ACCELERATION AND DECELERATION CONTROL
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7.1.3 Feed per Minute
General
After specifying G94 (in the feed per minute mode), the amount of feed
of the tool per minute is to be directly specified by setting a number
after F. G94 is a modal code. Once a G94 is specified, it is valid until
G95 (feed per revolution) is specified. G95 (bit 4 of parameter No.
2401) can be set to 0 to set feed per minute mode at power-on.
An override from 0% to 254% (in 1% steps) can be applied to feed per
minute using the feedrate override signal.
In addition, an override of 0 to 254% (in 1% steps) or of 0 to 655.35%
(in 0.01% steps) can be applied using the second feedrate override
signal.
(For an explanation of feedrate override, see Section 7.1.7.2.)
(For an explanation of second feedrate override, see Section 7.1.7.3.)
Workpiece
Table
To o l
Feed amount per minute
(mm/min or inch/min)
Fig. 7.1.3 Feed per minute
CAUTION
No override can be used for any commands such as
for threading.
Format
Feed per minute
G94; G code for feed per minute (Group 05)
F_; Feed rate (mm/min or inch/min)