Elmomc AC Input Digital Servo Drives-Tuba Manual do Utilizador descarregar pdf (Página 69)

Tuba Installation Guide Technical Specifications

MAN-TUBIG (Ver. 1.502)

www.elmomc.com

4.9. Feedbacks

The Tuba can receive and process feedback input from diverse types of devices.

4.9.1. Feedback Supply Voltage

Feature Details

Main encoder supply voltage 5 V +5% @ 200 mA maximum

Auxiliary encoder supply voltage 5 V +5% @ 200 mA maximum

4.9.2. 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: 5 MHz pulses

Minimum quadrature input period (PIN) 112 nsec

Minimum quadrature input high/low period

HL)

56 nsec

Minimum quadrature phase period (PPH) 28 nsec

Maximum encoder input voltage range

Common mode: ±7 V

Differential mode: ±7 V

Figure 34: Encoder Phase Diagram

1 2 ... 64 65 66 67 68 69 70 71 72 73 74 ... 78 79

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Elmomc AC Input Digital Servo Drives-Tuba Manual do Utilizador Página 69