R911309554 is part of the CSH Advanced Control System Series by Indramat Controls.
Specs
Analog Input: 1 Digital Outputs: 4 Maximum Humidity: 90 percent Encoded Emulator Slot: X10 Control Panel: Included Inrush Current: 4A Digital Inputs: 7 to 11 Required Firmware: Multipurpose Compatible Conditions: As specified in manual Airflow Clearance: Yes X4 Encoder Type: IndraDyn/hiperface/1 Vpp X8 Encoder Slot: Empty Serial Interface Port: Included Parallel Interface Module: Included IEC Certified: Yes Firmware Purchase: Separate Online Availability: Indramat USA website