Winding Diameter Calculation Using Actual Line Speed (Actual Line Speed Method) - Mitsubishi Electric A800 Plus Series Function Manual

8.2.3
Winding diameter calculation using actual line
speed (actual line speed method)
The winding diameter is calculated from the actual line speed and the actual motor speed.
Pr. Name
278 Actual line speed voltage/
R051 current gain
279
Actual line speed gain
R052
280 Actual line speed voltage/
R053 current bias
281
Actual line speed bias
R054
282 Actual line speed pulse input
R055 bias
283 Actual line speed pulse input
R056 gain
284 Actual line speed input filter
R057 time constant
358
Line speed unit
R201
362 Actual line speed input
R050 selection
384 Input pulse division scaling
D101 factor
1245 Sampling time for winding
R042 diameter calculation
∗1 The increment varies depending on the Pr.358 setting.
Initial
Setting range
value
0 to 100%
9999
9999
0 to 6553.4 m/min
∗1
9999
9999
0 to 100%
9999
9999
0 to 6553.4 m/min
∗1
9999
9999
0 to 500 kpps
9999
9999
0 to 500 kpps
9999
9999
0.02 s 0 to 5 s
0
1
0
2
3
0
1
2
3
0 4
5
6
7
9999
0 0 to 250
0.01 to 1 s
9999
9999
WINDING DIAMETER COMPENSATION FUNCTION
Winding diameter calculation setting
Description
Set the converted % of the gain voltage (current) for
analog input.
As set in the line speed command calibration setting.
Set the actual gain line speed for analog input.
As set in the line speed command calibration setting.
Set the converted % of the bias voltage (current) for
analog input.
As set in the line speed command calibration setting.
Set the actual bias line speed for analog input.
As set in the line speed command calibration setting.
Set the bias side number of input pulses for pulse train
input.
As set in the line speed command calibration setting.
Set the bias line speed for pulse train input.
As set in the line speed command calibration setting.
Set the time constant of the primary delay filter relative
to the pulse input value.
m/min
m/s
mm/min
mm/s
V* (line speed command)
Terminal JOG single-phase pulse train input
FR-A8AP/FR-A8AL/FR-A8TP encoder pulse train input
Terminal 2 (0 to 100%)
Terminal 4 (20 to 100%)
Terminal 1 (-100 to 100%)
Terminal 6 (FR-A8AZ) (-100 to 100%)
FR-A8AL single-phase pulse train input
No function
Set the pulse division scaling factor for pulse train input
through terminal JOG.
Set a sampling time for the winding diameter
calculation.
Sampling time: About 5 ms
8
163