Main and auxiliary feedback combinations, Feedback b ports b1 and b2 – ElmoMC SimplIQ Digital Servo Drives-Drum HV User Manual

Page 44

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Drum HV (High Voltage) Installation Guide

Installation

MAN-DRU-HVIG (Ver. 1.602)

www.elmomc.com

44

3.5.7.

Main and Auxiliary Feedback Combinations

The Main Feedback is always used in motion control devices, whereas the Auxiliary Feedback is
often, but not always used. The Auxiliary Feedback connector on the Drum HV (High Voltage),
Feedback B, has two ports, Port B1 and Port B2. When used in combination with the Main
Feedback port, Feedback A, these ports can be set, by the software, as follows:

Feedback A

Feedback B Ports B1 and B2

Software

Setting

YA[4] = 4

YA[4] = 2

YA[4] = 0

Incremental

Encoder

Input

Feedback A input: Incremental

Encoder

Port B1 output: Differential and

Buffered Main Encoder Signal
Port B2 output: Same as B1

Feedback A input: Incremental

Encoder or Analog Encoder or

Resolver or Tachometer or

Potentiometer

Port B1 output: Differential or

Single-Ended Auxiliary Encoder
Port B2 output: Differential and

Buffered Auxiliary Encoder Signal

Feedback A input: Analog Encoder

Port B1 output: Differential or Single-

Ended Auxiliary Incremental Encoder
Port B2 output: Differential and

Buffered Auxiliary Encoder Signal

Interpolated

Analog

(sin/cos)

Encoder

Input

Feedback A input: Analog

Encoder

Port B1 output: Analog Encoder

Position Data Emulated in

Incremental Encoder Format

(signals are quadrature, differential

and buffered)
Port B2 output: Same as B1

Resolver

Input

Feedback A input: Resolver

Port B1 output: Resolver Position

Data Emulated in Incremental

Encoder Format (signals are

quadrature, differential and

buffered)
Port B2 output: Same as B1

Tachometer

Input

Feedback A input: Tachometer

Port B1 output: Tachometer

Position Data Emulated in

Incremental Encoder Format

(signals are quadrature, differential

and buffered)

Port B2 output: Differential and

Buffered Auxiliary Encoder Signal

Feedback B

Feedback A input

Port

Port

*

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