ElmoMC ExtrIQ Gold Line Servo Drives-Gold Hornet - Manual (Page 76)

Gold Hornet Installation Guide (EtherCAT and CAN) Technical Specifications
MAN-G-HORIG-E (Ver. 1.007)
www.elmomc.com
76
5.3. Control Specifications
5.3.1. Current Loop
Feature Details
Controller type Vector, digital
Compensation for bus voltage
variations “On-the-fly” automatic gain scheduling
Motor types • AC brushless (sinusoidal)
• DC brushless (trapezoidal)
• DC brush
• Linear motors
• “Voice” coils
Current control • Fully digital
• Sinusoidal with vector control
• Programmable PI control filter based on a
pair of PI controls of AC current signals and
constant power at high speed
Current loop bandwidth > 4 kHz closed loop
Current loop sampling time Programmable 40 to 120 µsec
Current sampling rate Up to 25 kHz; default 20 kHz