LG SV-iC5 - User Manual

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User manual
MODBUS-RTU
S
V-iC5
LG Industrial Systems󰼿
Read this manual carefully before installing, wiring, operating, servicing or
inspecting the drive. Keep this manual within easy reach for quick reference.

Summary

Safety Precautions

Introduction

Interfacing Type of RTU Reference

Allows communication with makers' computers, up to 31 drives, noise-resistant interface.

Before Installation

Read manual thoroughly before installation/operation to prevent injury or damage.

Specification

Performance Specification

Details communication method, transmission form, applicable inverter, converter, number of inverters, transmission distance.

Hardware Specifications

Details installation and power supply for the option board.

Communication Specification

Lists communication speed, control procedure, system, character, start/stop bits, error check, parity.

Product Detail

Layout and Detail

Describes the connector and signal connection terminals for the communication board.

Installation

Installation of Comm. board

Connects the option board to the inverter control board and applies inverter power.

Installing RS232-485 converter

Refers to converter manual for installation method.

Computer, Converter and Option board connection

Shows system configuration with master controller, converter, and inverters.

Communication protocol

Supported Function Code

Lists supported Modbus function codes like Read Hold Register and Preset Single Register.

Exception Code

Lists Modbus exception codes such as ILLEGAL FUNCTION and ILLEGAL DATA ADDRESS.

Baud Rate

Specifies settable baud rates for communication.

Troubleshooting

Communication is not established

Provides checking points and diagnoses for communication issues.

LG SV-iC5 Specifications