R911306135 is part of the CSH Advanced Control System Series by Indramat Controls.
Specs
Rexroth Indramat Product: Industrial Control Device Metal Content: High Noise Generation: Low Protection Class: IP20 Firmware Module: Not Included Encoder Compatibility: HSF and RSF Features: Encoder Emulator Energy Consumption: 7.5 watts Typical Inrush Current: 4 amperes Maximum Pulse Width: 100 milliseconds Required Cables: Power cable and Motor feedback cable