
B–65160E/02
2. FUNCTION EXPLANATION
FANUC AC SPINDLE MOTOR a series
85
Standard machining [M series]
Gear signal
GR1O GR2O GR3O
Parameter NO
1 0 0 663
0 1 0 664
0 0 1 665
Turning [T/TT series] and maching [M series]
with surface speed constant
Gear selection signal
Fst. sp Snd. sp
Parameter NO
GR1 GR2 GR21 T/TT M
0 0 0 427 663
1 0 1 428 664
0 1 –– 429 665
1 1 –– 430 ––
D Set the gear teeth number of the position coder side.
Each parameter is selected according to the gear selection signal.
Standard machining: GR3O, GR2O, GR1O
Turning and maching with surface speed constant option: GR2,
GR1
Second spindle of turning: GR21
(Multi– spindle control option is needed)
Standard machining [M series]
Gear signal
GR1O GR2O GR3O
Parameter NO
1 0 0 666
0 1 0 667
0 0 1 668
Turning [T/TT series] and maching [M series]
with surface speed constant
Gear selection signal
Fst. sp Snd. sp
Parameter NO
GR1 GR2 GR21 T/TT M
0 0 0 431 666
1 0 1 432 667
0 1 –– 433 668
1 1 –– 434 ––