R911337827 is part of the HCS Compact Converters / Drive Controllers Series by Indramat Drives.
Specs
Interface: Dedicated interface for encoder emulation Applications: Woodworking, Servo or secondary drive Digital Inputs: Eight including two probe inputs Design: Standard Relay Contact: Type 2 with 10ms pickup and dropout delay Control Panel: Functional with advanced control panel Mains Frequency: 50Hz to 60Hz with a tolerance of +/-2% ON-OFF Cycle: Allows one in a minute Climatic Category: 2K3 as per IEC 721 for transportation Housing: Must be free from icing and moisture Shipping: Worldwide through freight partners FedEx and DHL.