The Allen-Bradley 20-COMM-D is a DeviceNet communication adapter designed to seamlessly integrate PowerFlex 7-class drives into a DeviceNet network. This module provides a reliable and efficient communication link, allowing for full control, configuration, and monitoring of the drive from a central controller, such as a PLC. It supports multiple I/O messaging options, including polled, cyclic, and change-of-state, offering flexibility for various application requirements. The adapter is easy to install directly into the drive’s internal communication slot, simplifying system setup and reducing wiring complexity. By enabling advanced network connectivity, the 20-COMM-D enhances system performance and diagnostics for a wide range of industrial automation applications.