
2.EXPLANATION OF OPERATION MODES FANUC AC SPINDLE MOTOR αCi series B-65280EN/05
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PRLOAD Automatic parameter setting function
0 : Does not perform automatic parameter setting (standard setting
value).
1 : Performs automatic parameter setting.
After setting a desired motor model code in parameter No. 4133 and
setting this bit to 1, turn off the power to the CNC, then turn on the
power to the CNC again. The parameters (No. 4000 to No. 4175) for
the αCi series spindle corresponding to the model code are
automatically initialized. Upon completion of automatic setting, this
bit is automatically set to 0.
NOTE
With FS15i, the parameter address of this function is
different, namely, bit 0 of No. 5607 is used.
Moreover, note that the meanings of settings are
reversed as follows.
0: Performs automatic parameter setting.
1: Does not perform automatic parameter setting.
In this case, set a model code in parameter No.
3133.
15i 16i 30i
3020 4020 4020
Maximum motor speed
Unit of data : 1min
-1
Valid data range : 0 to 32767
Standard setting value : Depends on the motor model.
This parameter sets a maximum spindle motor speed.
15i 16i 30i
3022 4022 4022
Speed arrival detection signal
Unit of data : 0.1%
Valid data range : 0 to 1000
Standard setting value : 150
This parameter sets a speed arrival signal (SARA) detection range.
When the motor speed (estimated value) reaches within ±(setting
data/10)% of a specified speed, the speed arrival signal (SARA) is set
to 1.
15i 16i 30i
3023 4023 4023
Speed detection level
Unit of data : 0.1%
Valid data range : 0 to 1000
Standard setting value : 30
This parameter sets a speed detection signal (SDTA) detection range.
When the motor speed (estimated value) is (setting data/10)% of a
maximum speed or less, the speed detection signal (SDTA) is set to 1.