The ABB Symphony Plus AI module (model AI04A) is a high-performance 16-channel analog input device designed for precise temperature and millivolt measurements in industrial automation applications. This module supports a wide range of thermocouples and millivolt inputs, ensuring compatibility with various sensor types for versatile data acquisition. With features that enhance signal integrity and system reliability, the AI04A module is essential for monitoring and controlling processes where accurate temperature readings are critical. Its robust design facilitates seamless integration within the Symphony Plus control system, maintaining high operational efficiency and system responsiveness in dynamic environments.