R911336301 is part of the CSH Advanced Control System Series by Indramat Controls.
Specs
Communication Interface: RS-232 serial interface Master Communication Interface: Profibus Slots for Modules: 4 (2 occupied, 2 vacant) Dimensions: 241 x 49.5 x 103 millimeters Max Mounting Cycles: 20 times Configuration and Commissioning: Via standard control panel Firmware: Ordered separately