R911329844 is part of the CSH Advanced Control System Series by Indramat Controls.
Specs
Unit Type: Digital control unit Purpose: IndraDrive controller Application: Single-axis Interfaces: Configurable Cycle Times/Switching Frequencies: Available Identification: Type plate with type code and serial number Architecture: Modular Additional Features: Supports safe torque off (STO) Module Slots: Unoccupied slot 2 for optional module Master Communication Interface: Parallel interface Control Panel Compatibility: Standard control panel only