Velocity loop, Position loop, Velocity loop 4.4.3. position loop – ElmoMC SimplIQ Digital Servo Drives-Bell Installation Guide User Manual

Page 49

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Bell Installation Guide

Bell Technical Specifications

MAN-BELIG (Ver. 1.302)

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49

Table of Contents

4.4.2.

Velocity Loop

Feature

Details

Controller type

PI + high order filters

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 (sin/cos) Encoder (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

≥80 µsec (x2 current loop sample time)

Velocity sampling rate

up to 10 kHz

Velocity command options

Analog

Internally calculated by either jogging or step

Note:

All software-calculated profiles support on-the-fly

changes.

4.4.3.

Position Loop

Feature

Details

Controller type

“1-2-4” PIP

Position command options

Software

Pulse and Direction

Position loop bandwidth

> 120 Hz

Position sampling time

≥ 80 (x 2 current loop sample time)

Position sampling rate

up to 10 kHz

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