M1M 12 Modbus Multifunction Power Meter Installation and Technical Manual

This document provides installation, configuration, and technical specifications for the ABB M1M 12 Modbus multifunction power meter, including wiring diagrams for star and delta connections, LED indications, parameter display, and setup mode instructions. It also details the Modbus RTU communication protocol, clearing parameters, enabling auto-scrolling, and mechanical/electrical specifications such as voltage and current measurement ranges, accuracy, and environmental conditions.