User Manual

Table Of Contents
6 Advanced Digital Motor Controllers User Manual V2.1, December 3, 2020
Global Power Configuration Parameters .................................................. 88
PWM Frequency ...................................................................................... 88
Overvoltage Protection ............................................................................ 88
Undervoltage Protection .......................................................................... 88
Temperature-Based Protection................................................................. 88
Short Circuit Protection ............................................................................ 89
Mixed Mode Select .................................................................................. 89
Motor Channel Parameters ...................................................................... 90
User Selected Current Limit Settings ...................................................... 90
Selectable Amps Threshold Triggering ..................................................... 91
Programmable Acceleration & Deceleration ............................................ 91
Forward and Reverse Power Adjustment Gain ........................................ 92
Selecting the Motor Control Modes ........................................................ 92
Open Loop Speed Control ....................................................................... 92
Closed Loop Speed Control ..................................................................... 92
Closed Loop Speed Position Control ........................................................ 93
Closed Loop Position Relative Control ..................................................... 93
Closed Loop Count Position ..................................................................... 94
Closed Loop Position Tracking .................................................................. 94
Torque Mode ............................................................................................ 94
Motion Control Modes Overview ............................................................ 95
SECTION 8
Brushless Motor Connections and Operation .......................................... 97
Introduction to Brushless Motors ............................................................ 97
Number of Poles ...................................................................................... 98
Trapezoidal Switching ............................................................................... 99
Hall Sensor Wiring ................................................................................. 100
Hall Sensor Verification ...........................................................................101
Hall Sensor Wiring Order ........................................................................101
Determining the Wiring Order Empirically ............................................. 102
Hall Sensor Alignment ........................................................................... 103
Hall+Encoder Trapezoidal ....................................................................... 104
Sinusoidal Commutation ........................................................................ 105
Configuring the Controller for Sinusoidal Commutation ........................ 106
Selecting and Configuring Supported Angle Sensors ............................ 108
Preparation for Automatic Sensor Setup .................................................114
Running the Automatic Sensor Setup .....................................................116
Field Oriented Control (FOC) ................................................................. 120
Interior Permanent Magnet Motor Operation ........................................ 124
Sensorless Trapezoidal Commutation .................................................... 126
Theory of Operation ............................................................................... 126
Sensorless Parameters .......................................................................... 128
Sensorless PWM Frequency ................................................................. 128
Sensorless Auto-tuning .......................................................................... 128
Closed Loop Modes in Sensorless ........................................................ 129
Operating Brushless Motors .................................................................. 129
Stall Detection ....................................................................................... 129