
FANUC AC SPINDLE MOTOR a series
2. FUNCTION EXPLANATION
B–65160E/02
80
(c) Series 16/18
TT–
HEAD2
#7 #6 #5 #4 #3 #2 #1 #0
GR2 GR1
G028 G1028
RGTAP
G061 G1061
SWS2 SWS1
(*1) (*1)
G027 G1027
GR21
(*2)
G029 G1029
SFRA CTH1A CTH2A
G070 G1070
(*1) The rigid tapping of the second spindle is available by the
multi-spindle control function.
When SWS1 is set to 1 (regardless of whether SWS2 is set to
0 or 1), rigid tapping is performed using the first spindle.
When SWS1 is set to 0, and SWS2 is set to 1, rigid tapping
is performed using the second spindle.
(*2) This signal is used when the rigid tapping of the second
spindle.
According to the GR21 signal, the individual gear parameters
for gear 1 or 2, also used for the first spindle, are selected.
(2) Output signal (CNC → PMC)
(a) Series 0
#7 #6 #5 #4 #3 #2 #1 #0
GR3O GR2O GR1O
F152
(*1)
(*1) These signals are effective when Machining system.
(b) Series 15i/15
#7 #6 #5 #4 #3 #2 #1 #0
RTAP
F040
(c) Series 16/18
#7 #6 #5 #4 #3 #2 #1 #0
GR3O GR2O GR1O
F034
(*1)
(*1) These signals are effective when Machining system.