R911371158 is part of the CSH Advanced Control System Series by Indramat Controls.
Specs
Application Area: Industrial Drive Systems Encoder Evaluation Interface Voltage: 5V Resolver and HSF Encoder Evaluation Interface Voltage: DC 8V/AC 18.2V peak-peak Communication Modules: Parallel interface, Cross communication Parallel Interface Features: 16 digital inputs, 16 digital outputs Cross Communication Standard: IEEE 802.3 Safety Technology: Safe Torque Off (STO) Inrush Current: 4A Firmware: Available but ordered separately.