Siemens 6ES7 341-1CH02-0AE0 Communications Processor

Siemens CP341 Communications Processor for the SIMATIC S7-300 is a dedicated serial communications module that plugs into the S7-300 rack to handle high‑speed point‑to‑point links. The 6ES7341-1CH02-0AE0 variant provides an RS‑422/RS‑485 interface for serial networks, enabling reliable data exchange with peripheral devices over standard serial links. Official documentation notes a frame length of 4 KB and a data transmission rate of up to 115 kbit/s, and the module ships with a configuration package on CD for setup and parameterization. This CP341 expands the S7-300’s serial communication capabilities, making it a practical choice when you need robust, dedicated serial connectivity in your PLC system.