
6. AC SPINDLES
B–63325EN/03
346
α series α C series
Loop gain Main motor First stage
Second stage
Third stage
Fourth stage
Submotor First and second stages
Third and fourth stages
No. 3065
No. 3066
No. 3067
No. 3068
No. 3221
No. 3222
²
²
²
²
Proportion gain Main motor First and second stages
Third and fourth stages
Submotor First and second stages
Third and fourth stages
No. 3044
No. 3045
No. 3210
No. 3211
²
²
Integral gain Main motor First and second stages
Third and fourth stages
Submotor
No. 3052
No. 3053
No. 3214
²
²
Motor voltage Main motor High–speed winding
Low–speed winding
Submotor High–speed winding
Low–speed winding
No. 3085
No. 3137
No. 3238
No. 3285
²
²
Acc/Dec constant No. 3032 ²
Ref. point shift Main motor
Submotor
No. 3034
No. 3375
²
Max Spindle speed : Indicates gear ratio × maximum rotation speed/100.
Spindle speed
Motor speed
Loop gain
SP1 POS error : Position error for spindle 1 in pair with the displayed
spindle
SP2 POS error : Position error for spindle 2 in pair with the displayed
spindle
Synchronous error : Either the value being monitored or the held peak value
can be selected, using the SVP parameter (bit 7 of param-
eter No. 5820).
D Synchronous