ME131 DINRail Meatrol. Mimic

This document provides the contents for the operational manual of the ME131 Multi-circuit Smart Energy meter, outlining its technical specifications and configuration methods. It covers core details such as product description, measurement parameters, and accuracy, alongside extensive information on physical connection requirements for power supply, voltage/current inputs, and I/O options like RS485, relay, and digital input. Key operational functions detailed include multi-tariff management, demand calculation methods, alarm settings, and phase sequence detection. Furthermore, a substantial section is dedicated to communication protocols, specifying Modbus-RTU parameters, data frame structures, function codes, and a comprehensive list of system configuration instructions.