R911320987 is part of the CSH Advanced Control System Series by Indramat Controls.
Specs
Device Type: Control Unit Protection Class: IP20 Noise Generation: Low Chemical Substance Content: Free of asbestos and mercury Operational Efficiency: 95% Communication Module: PROFIBUS Temperature Regulation: Forced ventilation Switching Frequencies: 2, 4, 8, 12, and 16 kilohertz Current Control Cycle Time: 125 microseconds Velocity Control Cycle Time: 250 microseconds Maximum Operation Temperature: 40 degree Celsius