Main feedback options, Incremental encoder input – ElmoMC SimplIQ Digital Servo Drives-Solo Trombone Installation Guide User Manual
Page 72
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Solo Trombone Installation Guide
Technical Specifications
MAN-SOLTROIG (Ver. 1.203)
72
4.6.2.
Main Feedback Options
The Solo Trombone can receive and process feedback input from diverse types of devices.
4.6.2.1.
Incremental Encoder Input
Feature
Details
Encoder format
•
A, B and Index
•
Differential
•
Quadrature
Interface
RS-422
Input resistance
Differential: 120 Ω
Maximum incremental encoder frequency
Maximum absolute: 5 MHz pulses
Minimum quadrature input period (P
IN
)
112 nsec
Minimum quadrature input high/low period (P
HL
)
56 nsec
Minimum quadrature phase period (P
PH
)
28 nsec
Maximum encoder input voltage range
Common mode: ±7 V
Differential mode: ±7 V
Figure 30: Main Feedback - Encoder Phase Diagram
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