UDMpc line of EtherCAT universal single- and dual-axis drives for ac servo/dc brushless, dc brush, two-phase and five-phase step motors mounts on a carrier board. It operates as an EtherCAT slave under any SPiiPlus EtherCAT master controller, including PC-based SPiiPlusSC soft controller. Optional safe torque off (STO) module cuts the power to the motor without removal of the power source to comply with SIL-3 and PLE safety levels.