Feedback options, Fault protection, Feedback options 2.2.6. fault protection – ElmoMC ExtrIQ Digital Servo Drives-Hawk User Manual

Page 15

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Hawk Installation Guide

Introduction

MAN-HAWIG (Ver. 1.401)

www.elmomc.com

15

2.2.5.

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

2.2.6.

Fault Protection

The Hawk includes 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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