Parameter setting procedure for tension sensorless torque control
TENSION SENSOR FEEDBACK TORQUE CONTROL
145
6
10
Taper ratio setting
Set the taper ratio input method for using the taper ratio.
∗1
The input specification in the initial setting is indicated. (Refer to
The following table shows a setting example.
For using the taper ratio, set the following parameters according to the taper mode.
NOTE
• For the details of the taper function, refer to
11
Inertia compensation function setting
Set the following parameters for using the inertia compensation function.
∗1
Set the parameters according to the specification of the machine used.
NOTE
• For the details of the inertia compensation function, refer to
Pr.
Name
1285
Taper setting analog input selection
1287
Taper ratio setting
Pr.1287 setting
Pr.1285 setting
Taper ratio setting
0 to 100%
—
As set in
Pr.1287
9999
3
Terminal 2 (analog value: 0 to 100%) (0 to 5 VDC)
4
Terminal 4 (analog value: 20 to 100%) (4 to 20 mADC)
5
Terminal 1 (analog value: -100 to 100%) (0 to
±
10 VDC)
6
Terminal 6 (FR-A8AZ) (analog value: -100 to 100%) (0 to
±
10 VDC)
9999
No function
Item
Setting example
Taper ratio setting method
Setting by analog voltage (0 to 5 V) input through terminal 2 (
Pr.1287
= "9999",
Pr.1285
= "3")
Parameter setting
C3 (Pr.902) Terminal 2 frequency setting bias
= 0%
C4 (Pr.903) Terminal 2 frequency setting gain
= Taper ratio (%)
Pr.
Name
1284
Taper mode selection
1286
Winding diameter at taper start
Pr.
Name
Setting
Remarks
393
Line speed command
acceleration/deceleration
reference
Set the line speed at minimum diameter (the maximum line speed
during tension control).
178 to
189
Input terminal function selection
111
Assign the Inertia compensation acceleration (X111) signal. Input
the Line speed acceleration (Y237) signal from the inverter
connected to the intermediate shaft.
112
Assign the Inertia compensation deceleration (X112) signal. Input
the Line speed deceleration (Y238) signal from the inverter
connected to the intermediate shaft.
122
Assign the Winding diameter measurement (X122) signal.
1410
Motor inertia
Set the motor inertia.
1411
Empty reel inertia
Set the empty reel inertia value.
1412
Roll width
Set the roll width.
1413
Material specific gravity
Set the specific gravity of the material.
C4 (Pr.903)
(Taper ratio)
C3 (Pr.902)
(0%)
0 V
Analog input value
5 V
Taper ratio
Summary of Contents for A800 Plus Series
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