This user guide provides detailed instructions for implementing CANopen communication protocol with Altivar 61/71 drives. It covers hardware setup including adapter installation and bus connection, configuration of communication parameters, control-signal configuration, and diagnostics. The manual also includes detailed descriptions of services such as PDO, SDO, NMT commands, and object dictionary references. This document is essential for system integrators and users who need to establish CANopen network communication with Schneider Electric Altivar drives. AI-assisted summary (Full document authored and validated by Schneider Electric experts).