Mitsubishi Electric A800 Plus Series Function Manual page 186

Schematic diagram of monitoring
• The following diagram shows a monitoring example in a system for dancer/tension feedback speed control.
Monitor 52
+
PID action
set point
-
Dancer signal/
Tension feedback
signal
Monitor 53
Monitor 67
Monitor 27
Winding
(Actual line speed)
diameter
(Motor speed)
calculation
Line speed
command
(Frequency setting)
• The following diagram shows a monitoring example in a system for tension sensorless torque control / tension sensor
feedback torque control.
Winding
(Motor speed)
diameter
(Actual line speed)
calculation
Monitor 27
Tension
command
(Torque command)
Primary delay
Tension feedback
Monitoring under tension sensor feedback torque control
Monitor 91
PID operation
Monitor 54
Monitor 22
Winding diameter
compensation
speed generation
Monitor 26
Line speed
acceleration/
deceleration
Monitor 97
Monitor 5
compensation
Monitor 22
X114-ON
compensation
+
Tension control +
Taper function
(torque calculation)
+
Monitor 81
Monitor 52
- +
filter
Monitor 53, 67, 92 Monitor 54
ROLL TO ROLL FUNCTION RELATED PARAMETERS
Monitoring of dedicated functions
Frequency
Monitor 28
conversion
Speed control
proportional gain
compensation
+
X114-ON
+
X114-OFF
Acceleration/
deceleration
Mechanical
loss
Inertia
+
+
X114-ON
+ +
X114-OFF
X116 PID action selection
Tension PID
calculation
Monitor 91, 93
Speed
Output frequency
control
Monitor 84
Monitor 83
Torque control
Torque
command
Monitor 17
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