Allen-Bradley 22F-D028N104 Variable Frequency Drive

Allen-Bradley PowerFlex 4M 22F-D028N104 is a compact variable frequency drive in the 22F family that provides adjustable speed control for three‑phase motors in industrial equipment. Built for straightforward installation and reliable motor control, it is commonly used on pumps, fans, and conveyors where energy savings and process control are beneficial. The drive features a front‑panel LED display and fixed keypad for local operation, and it supports RS‑485 communications to integrate with PLCs and HMIs. Programming is organized into Basic and Advanced parameter groups, allowing operators to set performance, accel/decel profiles, and protection options through the display or a compatible programming device. With its PF4M heritage, the model emphasizes a compact footprint, robust motor protection, and simple configuration in a 3‑phase system.