The Bosch Rexroth R911308126 (CSH01.1C-SE-EN2-NNN-MEM-S1-S-NN-FW) is a control section for IndraDrive controllers, designed to interface with the power section via standardized connectors. It features two analog outputs and supports SERCOS as its master communication protocol. The unit is compatible with 5V encoders, including sin-cos types with EnDat 2.1, 1 Vpp, and TTL signals, and includes an encoder emulation interface for both absolute and incremental signals. Integrated Safety Technology I/O enables the activation of safety functions. The control panel incorporates a single-line display with four operational keys.