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ElmoMC SimplIQ Digital Servo Drives-Whi-Duo Installation Guide User Manual

Page 37

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3.10.4 Auxiliary Feedback – Differential Pulse-and-Direction

Input Option (YA[4]=0)

This mode is used for input of differential pulse-and-direction position commands on Port B1.
In this mode Port B2 provides differential buffered pulse-and-direction outputs of B1 for
another axis.

Below are the signals on the Auxiliary Feedback ports when set up to run as a differential
pulse-and-direction input:

Port Pin Signal Function

PWR 1

+5V

Encoder

supply

voltage

PWR 2 COMRET Common

return

B1 3

CHA Auxiliary

Pulse

input

B1 4

CHA-

Auxiliary Pulse complement input

B1 5

CHB Auxiliary

Direction

input

B1 6

CHB-

Auxiliary Direction complement input

B1

7

NA

Do not connect this pin

B1

8

NA

Do not connect this pin

B2 9

CHAO Buffered

Pulse

output

B2

10

CHAO-

Buffered Pulse complement output

B2 11

CHBO Buffered

Direction

output

B2 12

CHBO- Buffered

Direction complement output

B2

13

NA

Do not connect this pin

B2

14

NA

Do not connect this pin

PWR 15 +5V

Encoder

supply

voltage

PWR 16 COMRET Common

return

Pin Position

Table 3-10: Pulse-and-Direction Pin Assignment on Auxiliary Feedback

Duo User Guide

MAN-DUOUG (Ver. 1.0)

3-25