R911387971 is part of the CSB Drive Controllers Series by Indramat Drives.
Specs
Product Type: Single-Axis Axis Control Unit Communication Support: Multi-Ethernet Master Encoder Interfaces: Multi-Encoder Interfaces Support Dimensions: 241mm x 103mm x 49.5mm Compatibility: EtherNet IP, EtherCAT, PROFINET IO, Powerlink Control Panel: Standard Safety Feature: Safe Motion Bus Technology Use: Drive Controllers for Industrial Applications