Velocity loop, Position loop, Velocity loop 1.21.3. position loop – ElmoMC AC Input Digital Servo Drives-Bassoon Cable Kit User Manual

Page 63

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Cornet Installation Guide

Technical Specifications

MAN-CORIG (Ver. 1.502)

www.elmomc.com

63

1.21.2. 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)

Note:

With all feedback options, 1/T with automatic

mode switching is activated (gap, frequency and

derivative).

Velocity loop bandwidth

<350 Hz

Velocity sampling time

140 to 200 µsec (x2 current loop sample time)

Velocity 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.

1.21.3. Position Loop

Feature

Details

Controller type

“1-2-4” PIP

Position command options

Software
Pulse and Direction

Position loop bandwidth

<80 Hz

Position sampling time

280 to 400 µsec (x 4 current loop sample time)

Position sampling rate

Up to 4 kHz; default 2.75 kHz

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