ElmoMC SimplIQ Digital Servo Drives-Whistle Installation Guide - Manual (Page 61)

Whistle and Tweeter Installation Guide Technical Specifications
MAN-WHTWIG (Ver. 1.604)
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61
4.4.3. Velocity Loop
Feature Details
Controller type PI
Velocity control Fully digital
Programmable PI and FFW control filters
"On-the-fly" gain scheduling
Automatic, manual and advanced manual tuning
Velocity and position feedback
options Incremental Encoder
Digital Halls
Interpolated Analog (Sine/Cosine) Encoder
(optional)
Resolver (optional)
Tachometer and Potentiometer (optional)
Note: With all feedback options, 1/T with automatic
mode switching is activated (gap, frequency and
derivative).
Velocity loop bandwidth < 350 Hz
Velocity loop sampling time 140 to 240 µsec (2x current loop sample time)
Velocity loop sampling rate Up to 8 kHz; default 5.5 kHz
Velocity command options Analog
Internally calculated by either jogging or step
Note: All software-calculated profiles support
on-the-fly changes.
4.4.4. Position Loop
Feature Details
Controller type “1-2-4” PIP
Position command options Software
Pulse and Direction
Analog Potentiometer
Position loop bandwidth < 80 Hz
Position loop sampling time 280 to 480 µsec (4x current loop sample time)
Position loop sampling rate Up to 4 kHz; default 2.75 kHz