
B–63523EN–1/03
9. SPINDLE SPEED FUNCTION
1062
4911 Percent tolerance (q) of the target spindle speed to begin checking
[Data type] Word
Unit of data 1% 0. 1% (T series)
Data range 1 – 100 1 – 1000
NOTE
Unit of data depends on parameter No. 4900#0 FLR (T
series only)
Set the percent tolerance (q) of the target spindle speed to begin checking.
4912 Spindle speed fluctuation ratio (r) for which no alarm is activated in the spindle
speed fluctuation detection function
[Data type] Word
Unit of data 1% 0. 1% (T series)
Data range 1 – 100 1 – 1000
NOTE
Unit of data depends on parameter No. 4900#0 FLR (T
series only).
Set the spindle speed fluctuation ratio (r) for which no alarm is activated in
the spindle speed fluctuation detection function.
4913 Spindle speed fluctuation value (d) for which no alarm is activated in the spindle
speed fluctuation detection function
[Data type] Word
[Unit of data] min
–1
[Valid data range] 0 to 32767
Set the allowable fluctuation speed (d) for which no alarm is activated in
the spindle speed fluctuation detection function.
4914 Time (p) elapsed from when the commanded spindle speed is changed to the start
of spindle speed fluctuation detection
[Data type] Two–word
[Unit of data] msec
[Valid data range] 0 to 999999
Set the time (p) elapsed from when the specified spindle speed is changed
to the start of spindle speed fluctuation detection. The fluctuation in the
spindle speed is not detected until the specified time elapses from when
the specified spindle speed is changed.
[Unit of data]
[Valid data range]
[Unit of data]
[Valid data range]