R911281804 is part of the DDS Drive Controllers Series by Indramat Drives.
Amperage: 200 Amps nominal output Motor Compatibility: LAR/LAF linear motors, MKD/MDD synchronous motors Feedback: Integrated digital servo feedback Function ID: 24 Function ID Version: 04 Command Communication Module: SERCOS Operating Modes: position loop, torque loop, velocity loop Cooling: Air cooled Optimal Ambient Temperature: 0 to 45 degrees Celsius Maximum Ambient Temperature: 55 degrees Celsius