879-9000 MODBUS TCP Communication Module Operating and Assembly Instructions

This document provides operating and assembly instructions for the WAGO MODBUS TCP communication module (Art. No. 879-9000), which connects to the UART interface of WAGO energy meters (4PU, 4PS, 2PU CT) to enable Modbus TCP/IP communication. It covers installation, wiring, configuration via the "TCPIPModuleConfig" tool, technical specifications, and safety information, including the ability to connect up to 32 Modbus RTU meters via an external RS485 interface.