ElmoMC SimplIQ Digital Servo Drives-Bell Installation Guide - Manual (Page 52)

Bell Installation Guide Bell Technical Specifications
MAN-BELIG (Ver. 1.302)
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52
Table of Contents
4.5.3. Auxiliary Feedback Port (input mode YA[4]= 2, 0)
Feature Details
Encoder input,
pulse and direction input • A, B, Index
• Single ended
Output current capability V
In
Low: 0 V < V
IL
< 0.8 V
V
In
High: 2 V < V
IH
< 5 V
Maximum absolute voltage: 0 < V
In
< 5.5 V
Input current: ±1 μA
Available as options • Single-ended encoder inputs
• Pulse and direction inputs
Edge separation between A & B Programmable number of clocks to allow adequate
noise filtering at remote receiver of encoder signals
Index (marker): Length of pulse is one quadrature (one quarter of an
encoder cycle) and synchronized to A & B
Figure 24: Auxiliary Feedback - Encoder Phase Diagram