• Radiated Signals
• Coupled Signals
• Conducted Signals
• What To Do

B. Isolation

C. Variable Speed Drive Types

• DC Drive & Motor Characteristics
• AC Drive & Motor Characteristics
• OPEN and CLOSED LOOP Control

D. Drive Operating Modes

• DC Drives – Torque Control
• AC Drives – Torque Control
• DC Drives – Velocity (Speed) Control
  • AFB – Armature Feedback
  • TFB – Tachometer Feedback
  • EFB – Encoder Feedback
• AC Drives – Velocity (Speed) Control
  • V/F Control
  • V/F with Encoder or Tachometer Feedback
  • Open Loop (Sensorless Vector)
  • Closed Loop (Flux Vector)
• Regeneration

E. Multiple Drives – Coordinated Control

• Basic Follower
• Cascaded Follower
• Frequency Follower
• Follower Mode Negatives
• PID Control
• Process Control Interface
• Transmitter/Receiver Control
• Master Reference (Parallel Control)
• Inverted Logic Follower

Download PDF version of Carotron’s

Control System Application Guide

• Dancer Utilization
• Dancer Sensors
• Dancer Mechanical Performance
• Dancer Control Techniques
  • Dancer Trim
  • Shunt Field Trim by Dancer
  • PID Trimming
  • Full PID Control

G. Surface Driving Rolls and Take-ups

H. Center Driven Winders and Unwinders

• General Characteristics
• Mechanical Considerations
  • Speed Range
  • Motor and Gear Sizing
  • Holdback Requirement
• Constant Torque Control
• Torque/Taper Control
• Torque Mode Tension Control with Diameter Compensation
• Torque Mode Constant Tension Center Wind (CTCW) Control
• Torque/Velocity Mode Turret Winders
• Velocity Mode Only Turret Winders
• Velocity Mode with Dancer Control
• Velocity Mode with Divider Control
• Velocity Mode with Tension Transducer (Load Cell) Control
• Constant Horsepower Winders
  • Constant HP DC Drive Operation
  • Constant HP AC Drive Operation

I. Zone Tension Control

J. “Non-contact” Loop Control

• Ultrasonic Loop Control
• Optical or Proximity Detection Loop Control

K. Winder Traverse Drive

L. Load Regulated Feeder Control

M. Proportional Edge Guiding

N. Ramp to Stop Using Zero Speed Detector

O. Line Reactors and Drive Isolation Transformers

P. Formulas