ElmoMC SimplIQ Digital Servo Drives-Bell Installation Guide - Manual (Page 48)

Bell Installation Guide Bell Technical Specifications
MAN-BELIG (Ver. 1.302)
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48
Table of Contents
4.4. Control Specifications
4.4.1. Current Loop
Feature Details
Controller type Vector, digital
Compensation for bus voltage
variations “On-the-fly” automatic gain scheduling
Motor types • Stepper , 2 phase
• Brushless servo, 2 phase
• AC brushless (sinusoidal)
• DC brushless (trapezoidal)
• DC brush
• Linear motors
• “Voice” coils
Current control • Fully digital
• Winding shape full compensation with vector
control
• Programmable PI control filter based on a pair of
PI controls of AC current signals and constant
power at high speed
• Full DC voltage variation compensation
• Cogging compensation
Current loop bandwidth > 3 kHz
Current sampling time Programmable >40 µsec
Current sampling rate Up to 30 kHz