The Siemens 6ES5941-7UB11 CPU941B Processor Module is the central processing unit for the SIMATIC S5-115U PLC family, serving as the processing core for the S5-115U control system. It provides 2 KB of RAM and includes a single TTY interface for programming and diagnostics. Designed for use with SIMATIC S5 module racks and compatible adapter configurations for the S5-115U platform, this CPU941B module supports legacy automation setups that rely on the S5-115U architecture.
