Advanced position control, Communication options, Feedback options – ElmoMC SimplIQ Digital Servo Drives-Whistle Installation Guide User Manual

Page 13: Fault protection

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Whistle and Tweeter Installation Guide

Introduction

MAN-WHTWIG (Ver. 1.604)

www.elmomc.com

13

2.2.4.

Advanced Position Control

This relates to the 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

Dual (position/velocity) loop

Fast output compare (OC)

2.2.5.

Communication Options

Whistle and Tweeter users can use 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) per second

Digital Halls – up to 2 kHz

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

second for encoder

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

Internal Interpolation - up to x4096

Automatic Correction of amplitude mismatch, phase mismatch, signals offset

Auxiliary emulated, unbuffered, single-ended, encoder output

Resolver

Programmable 10 to 15 bit resolution

Up to 512 revolutions per second (RPS)

Auxiliary emulated, unbuffered, single-ended, encoder output

Tachometer, Potentiometer

Elmo drives provide supply voltage for all the feedback options

2.2.7.

Fault Protection

The Whistle and Tweeter include built-in protection against possible fault conditions, including:

Software error handling

Status reporting for a large number of possible fault conditions

Protection against conditions such as excessive temperature, under/over voltage, loss

of commutation signal, short circuits between the motor power outputs and between
each output and power input/return

Recovery from loss of commutation signals and from communication errors

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