
B–65160E/02
2. EXPLANATION OF
FUNCTIONS
FANUC AC SPINDLE MOTOR aC series
271
Parameter No.
0T FS15TT Description
1st 2nd
0TT
1st 2nd
16i/16
0080#6 – 0080#6 5820#0 – 4800#0 Direction of rotation of 1st spindle motor while spindle syn-
chronization control
– 0080#7 0080#6 – 5820#1 4800#1 Direction of rotation of 2nd spindle motor while spindle syn-
chronization control
0303 0303 5810 4810 Error pulse between two spindles for turning on the spindle
phase synchronizationcompletion signal
0576 0576 5811 4811 Error pulse between two spindles for issuing alarm while
spindle synchronization
6532 6672 6532 3032 3172 4032 Acceleration/Deceleration time constant at the spindle syn-
chronization control (Set the same data for 1st and 2nd
spindle)
6533 6673 6533 3033 3173 4033 Spindle synchronization speed arrival level
6534 6674 6534 3034 3174 4034 Shift amount at phase synchronization
6535 6675 6535 3035 3175 4035 Spindle phase synchronization compensation
6544
to
6545
6684
to
6685
6544
to
6545
3044
to
3045
3184
to
3185
4044
to
4045
Velocity loop proportional gain on servo mode
6552
to
6553
6692
to
6693
6552
to
6553
3052
to
3053
3192
to
3193
4052
to
4053
Velocity loop integral gain on servo mode
6505#0 6645#0 6505#0 3005#0 3145#0 4005#0 The motor speed data calculated from the position coder
signal is used (Set to “1”)
6506#1 6646#1 6506#1 3006#1 3146#1 4006#1 Gear ratio setting resolution
6556
to
6559
6696
to
6699
6556
to
6559
3056
to
3059
3196
to
3199
4056
to
4059
Gear ratio
6565
to
6568
6705
to
6708
6565
to
6568
3065
to
3068
3205
to
3208
4065
to
4068
Position gain on servo mode
(Set the same data for 1st and 2nd spindle)
6506#4 6646#4 6506#4 3006#4 3146#4 4006#4 Setting for function performing automatic detection of the
one–rotation signal
6585 6725 6585 3085 3225 4085 Motor voltage setting on servo mode
6300 6480 6300 3480 3700 4336 Magnetic flux switching point used for calculating an accel-
eration/deceleration timeconstant on spindle synchroniza-
tion control(Set the same data for 1st and 2nd spindle)
6304 6484 6304 3484 3704 4340 Bell type Acc/Dec time constant on spindle synchronization
control (Set the same data for 1st and 2nd spindle)
2.2.3
Parameters Related
to Spindle
Synchronization
Control