System configuration example
SPEED CONTROL OF INTERMEDIATE SHAFTS
153
7
7
SPEED CONTROL OF INTERMEDIATE
SHAFTS
To control intermediate driving shafts (rollers between an unwinding roll and a winding roll), perform speed control by inputting
line speed commands.
7.1
System configuration example
FR-A800-R2R
Encoder
Line speed command
Potentiometer
Dancer roll
Dancer signal
Minimum
diameter
Maximum diameter
AM
2 (
Pr.361
=3)
2
1
STF/STR
Start signal
Dancer/tension control selection
X114
FR-A8AP
Encoder
Line speed
command
Line speed
command
FR-A800-R2R
FR-A8AP
M
M
STF/STR
Start signal
Dancer/tension
control selection
X114 (
Pr.180
=114)
IM
FR-A800-R2R
STF/STR
X112
X111
IM
FR-A800-R2R
2 (
Pr.361
= 3)
Y237 (
Pr.190
= 237)
Y238 (
Pr.191
= 238)
STF/STR
Intermediate shafts / speed control
Line speed detection
Actual line speed
2
1
Tension control selection
Inertia compensation
acceleration signal
X114
Line speed
command
Start command
114 (
Pr.180
= 114)
Tension control
selectiong
Tension command
FR-A8AZ
Start command
6
Inertia compensation
deceleration signal
Stall mode trigger signal
Encoder
Encoder
FR-A8AP
FR-A8AP
Programmable
controller
Vector control
Minimum
diameter
Maximum
diameter
Reduction gear
X123
TH1
TH2
Thermistor input
Tension feedback
Summary of Contents for A800 Plus Series
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