Dedicated function list
TENSION SENSOR FEEDBACK SPEED CONTROL
97
4
4
TENSION SENSOR FEEDBACK SPEED
CONTROL
Tension sensor feedback speed control is a control function to keep the tension constant using feedback from the tension
sensor, instead of the dancer roll position.
4.1
Dedicated function list
Item
Description
Tension
sensor
feedback
speed control
Control method
PID control, PI control, P control, and PD control can be selected.
Gain switchover by tension feedback is available.
Gain switchover by external terminal input is available.
Tension command
Set a point with a parameter.
Tension detection signal
Use an analog terminal for the signal input. (Terminal 1, 2, 4, or 6 is selectable.)
Line speed acceleration/deceleration
function
Available Three patterns are selectable with external contact signal.
Additional function
Material break detection function
Winding
diameter
compensation
Constant line speed control
Available
Winding diameter calculation
Calculation based on the line speed detection and the motor rotation speed and
calculation based on the material thickness and the number of motor rotations are
selectable.
Actual line speed detection
Pulse train input (A/B phase, single phase) and analog input are selectable.
Reduction ratio setting
Available
Maximum/minimum winding diameter
setting
Available. (Four patterns are selectable with external signal.)
Speed control proportional gain
compensation function
Available. (Straight movement (with three break points) against the winding
diameter can be performed.)
Winding diameter storage
Available
Common
Dedicated input signal
Dancer/tension control selection, Winding diameter compensation selection, PID
gain switchover, PID integral term reset (P control selection), Line speed
acceleration/deceleration selection, Winding diameter selection, Stored winding
diameter clear, Winding/unwinding selection
Dedicated output signal
Upper limit, Lower limit, Tension feedback detection, Break detection, Initial
winding diameter calculation completion, Target winding diameter achieved,
Winding/unwinding completion
Dedicated monitor
Set point, measured value, deviation, line speed command, winding diameter,
actual line speed, compensation speed, winding length.
Содержание A800 Plus Series
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