This document provides information on the ERC2 controller, including its models, specifications, wiring diagrams, and signal descriptions. The ERC2 is a controller module for actuators that can be controlled via parallel I/O signals (PIO type) or serial communication (SIO type). It has integrated electromagnetic brakes and uses low field vector control. The document lists the controller's input/output specifications and signal names and functions. Wiring diagrams are provided for connecting the ERC2 to a PLC or PC via power and I/O cables.