Allen-Bradley 20-750-DENC-1 PowerFlex 750 Dual Encoder Module

The Allen-Bradley 20-750-DENC-1 PowerFlex 750 Dual Encoder Module is a dual incremental encoder option card for the PowerFlex 750 family that adds two encoder feedback inputs to the drive. It provides two incremental encoder inputs that feed back motor position or speed to the drive controller, enabling precise closed-loop feedback for motion control with PowerFlex 753 and PowerFlex 755 drives. The module installs in the drive's option slots 7 or 8, and it is designed to work in concert with compatible encoder devices and the Safe Speed Monitor option module (20-750-S1) for integrated safety-aware feedback configurations. Firmware for the 20-750-DENC-1 is not field-upgradable, meaning updates are delivered through Rockwell as part of a drive or option kit rather than via on-site firmware flashing. This 20-series PowerFlex option module is specifically intended to extend encoder-based feedback capabilities in industrial automation applications, supporting improved torque accuracy and refined motion profiles in conveyor, packaging, CNC, and other automated systems that rely on precise speed and position feedback.