R911375052 is part of the CSH Advanced Control System Series by Indramat Controls.
Specs
Control Section Design: CSH02.1 Used In: Drive Controller Connection Ports: Multiple Analog and Digital I/O Operating Temperature: 0 to +40 Degree Celsius Humidity: Below 90% Relative Humidity Enclosure: IP20 Communication: SERCOS III Master Installation Environment: Free from Unnecessary Electromagnetic Radiation Additional Requirement: Firmware to be Ordered Separately.