Parameter setting procedure for tension sensor feedback speed control
102
TENSION SENSOR FEEDBACK SPEED CONTROL
8
Actual line speed input setting
Set
Pr.362
according to the line speed command value input method for calculating the winding diameter (actual
line speed method). (Setting is not required for the intermediate shaft.)
∗1
To perform Vector control, install the Vector control compatible option.
∗2
The input specification in the initial setting is indicated. (Refer to
The following table shows setting examples.
Pr.
Name
Setting
Input method
362
Actual line speed input selection
0 (initial value)
V* (line speed command)
1
Terminal JOG single-phase pulse train input (Refer to
)
2
FR-A8AP/FR-A8AL/FR-A8TP encoder pulse train input
(complementary 12 V / differential 5 V (A-, B-phases))
(Refer to
)
3
Terminal 2 (analog value: 0 to 100%) (0 to 5 VDC)
(Refer
4
Terminal 4 (analog value: 20 to 100%) (4 to 20 mADC)
(Refer to
)
5
Terminal 1 (analog value: -100 to 100%) (0 to
±
(Refer to
)
6
Terminal 6 (FR-A8AZ) (analog value: -100 to 100%) (0 to
±
10 VDC)
(Refer to
7
FR-A8AL single-phase pulse train input (PP, NP) (Refer to
)
9999
No function
Item
Setting example 1
Setting example 2
Actual line speed
input method
Setting by analog current (4 to 20 mA) input
through terminal 4 (
Pr.362
= "4")
Setting by pulse train input through terminal JOG
(
Pr.362
= "1")
Parameter setting
Pr.280 Actual line speed voltage/current bias
= 20%
Pr.281 Actual line speed bias
= 0 m/min
Pr.278 Actual line speed voltage/current gain
= 100%
Pr.279 Actual line speed gain
= Maximum line
speed
Pr.384 Input pulse division scaling factor
≠
"0"
Pr.281 Actual line speed bias
= 0 m/min
Pr.282 Actual line speed pulse input bias
= 0
kpps
Pr.279 Actual line speed gain
= Maximum line
speed
Pr.283 Actual line speed pulse input gain
=
Maximum number of pulses
Pr.279
(Maximum line speed)
Pr.281
(0 m/min)
4 mA
Pr.280
(20%)
Analog input value
20 mA
Pr.278
(100%)
Actual line speed
Pr.279
(Maximum line speed)
6553.4
Pr.281
(0 m/min)
Pr.282
(0 kpps)
Number of input pulses
Pr.283
(Maximum number
of pulses)
Actual line speed
Summary of Contents for A800 Plus Series
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