Position control, Advanced position control (advanced model only), Communication options – ElmoMC SimplIQ Digital Servo Drives-Harmonica Installation Guide User Manual

Page 11: Feedback options

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Harmonica Installation Guide

Introduction

MAN-HARIG (Ver. 1.902)

www.elmomc.com

11

2.2.3.

Position Control

Programmable PIP control filter

Programmable notch and low-pass filters

Position follower mode for monitoring the motion of the slave axis relative to a master axis,

via an auxiliary encoder input

Pulse-and-direction inputs

Sample time: four times that of current loop

Fast event capturing inputs

2.2.4.

Advanced Position Control (Advanced model only)

Position-based and time-based ECAM mode that supports a non-linear follower mode, in

which the motor tracks the master motion using an ECAM table stored in flash memory

PT and PVT motion modes

Dual (position/velocity) loop

Fast output compare (OC)

2.2.5.

Communication Options

Depending on the application, Harmonica users can select from two communication options:

RS-232 serial communication

CAN for fast communication in a multi-axis distributed environment

2.2.6.

Feedback Options

Incremental Encoder – up to 20 Mega-Counts (5 Mega-Pulse)

Digital Halls – up to 2 kHz

Incremental Encoder with Digital Halls for commutation – up to 20 Mega-Counts

Absolute Encoder

Interpolated Analog (Sine/Cosine) Encoder – up to 250 kHz

Internal Interpolation – programmable up to X4096

Automatic Correction of:

amplitude mismatch

phase mismatch

signals offset

Encoder outputs, buffered, differential

Resolver

Programmable 10 to 15 bit resolution

Up to 512 revolutions per second (RPS)

Encoder outputs, buffered, differential

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