ATS430 Embedded Modbus RTU manual

This document provides detailed instructions for connecting and configuring the Modbus RTU fieldbus on the Altivar Soft Starter ATS430 for asynchronous motors. It covers hardware setup including the Modbus serial communication port and electrical data specifications. The manual explains software configuration of the Modbus VP12S port, communication parameters, and product restart procedures. It describes operational aspects such as functional profiles, command channels, control registers, status words, and starting sequences. The document includes information on communication scanner setup, network diagnostics, and monitoring of communication channels. It provides troubleshooting guidance for fieldbus status LEDs, communication errors, and warning messages. Additionally, it contains examples of fieldbus integration using Control Expert with M340 PLC, including soft starter configuration with SoMove software and PLC programming procedures. Note: AI-generated document summary. Please check the original document for detailed information.