
5.FUNCTION DESCRIPTIONS FANUC AC SPINDLE MOTOR αi series B-65280EN/05
- 318 -
5.9.7 List of Related Parameters
Parameter No.
15i 16i 16i
Description
3000 #5 4000 #5 4000 #5
Whether the differential spindle speed
control function is available (to be set to 1)
3000 #6 4000 #6 4000 #6
Setting of direction for differential spindle
speed control
3017 #6 4017 #6 4017 #6
Setting of speed integration operation when
differential spindle speed control is
exercised
5.9.8 Details of Related Parameters
15
i 16i 30i
#7 #6 #5 #4 #3 #2 #1 #0
3000 4000 4000
DEFDRT DEFFNC
DEFFNC Whether differential spindle speed control function is available
0 : Differential spindle speed control is not available
1 : Differential spindle speed control is available (to be set to 1)
DEFDRT Setting of the direction for differential spindle speed control(feedback
polarity on the master side)
0 : Direction same as the feedback signal
1 : Direction opposite to the feedback signal
15
i 16i 30i
#7 #6 #5 #4 #3 #2 #1 #0
3017 4017 4017
VINTDC
VINTDC This parameter sets speed integration operation when differential
spindle speed control is exercised.
Set this parameter to 1.
NOTE
This parameter is valid with 9D50 Series M (13)
edition or later and 9D70 series C (03) edition or
later.
5.9.9 Status Errors on Differential Spindle Speed Control
Error No. Description Measure
10
Differential spindle speed mode and Cs
mode are specified at the same time.
Check the sequences.
12
Differential spindle speed mode is specified
during spindle synchronous control.
Check the sequences.
13
Differential spindle speed mode is specified
during spindle orientation.
Check the sequences.
16
Differential spindle speed mode is specified
with speed differential control disabled.
Check the parameter settings and
sequences.