Mitsubishi Electric A800 Plus Series Function Manual page 214

Encoder
FR-A800-R2R
FR-A8AP
Start command
STF/STR
Two-way operation
X126
Tension control selection
X114
From intermediate shaft
Inertia compensation
acceleration
Y237
X111
Inertia compensation
deceleration
Y238
X112
Stored winding
diameter clear
X109
Winding length clear
X117
FR-A8AZ
Tension command
6
For unwinding roller
Example setting of parameters
The following shows mechanical specifications and parameter settings required for configuring the system shown as the
application example. The parameter settings are examples for a 7.5 kW motor and the 11 kW inverter used for each roller.
Item
Minimum roll diameter 100 mm
Maximum roll diameter 800 mm
Gear ratio 1/3
Maximum speed of the
300 m/min
actual line
Minimum tension 100 N
Maximum tension 300 N
Pr. Parameter name
7 Acceleration time
8 Deceleration time
9 Electronic thermal O/L relay
DC injection brake operation
10
frequency
DC injection brake operation
11
time
Regenerative function
30
selection
Tension sensor
SF-
V5RU
Tension
feedback
2
Line speed
Start command
Tension control selection
Emergency stop
Two-way operation
Pre-excitation
1
Target winding
diameter achieved
Y233
Winding/unwinding
completion
For intermediate roller
Y234
Specification
Initial
Unwinding
value
roller
15 s 0.1 s
15 s 0.1 s
Inverter
0
rated current
3 Hz 0 Hz
0.5 s 0 s
0 1
Nip roll
Tension sensor
Encoder
SF-
V5RU
FR-A800-R2R
FR-A8AP
1
AM
Start command
STF/STR
Two-way operation
X114
Tension control selection
X92
Inertia compensation
X126
LX
Y237
Inertia compensation
(Line speed
acceleration)
Stored winding
Y238
diameter clear
(Line speed
Winding length clear
deceleration)
Tension command
Input to inverter controlling
unwinding shaft
Item
Tension feedback signal
Tension setting output
Initial roll diameter
calculation
Roll diameter storage
Intermediate shaft (Nip roll)
diameter
Setting value
Intermediate Winding
roller roller
15 s 0.1 s
15 s 0.1 s
Setting for a specific motor for Vector control
(motor with built-in thermal protectors).
0.5 s 0 s
Set "1" when using the FR-ABR.
Application examples
Encoder
SF-
V5RU
Tension
FR-A800-R2R
feedback
2
FR-A8AP
Line speed
1
STF/STR
X126
X114
acceleration
X111
Target winding
deceleration
diameter
X112
achieved
Y233
X109
Winding/
X117
unwinding
completion
Y234
FR-A8AZ
6
For winding roller
Specification
0 to 10 V / 0 to 300 N input
Required
Disabled
Enabled
200 mm
Remarks
APPENDIX
10
213