The CP 340 communications processor is an economical complete solution for serial communication. It can be used in SIMATIC S7-300 and in ET 200M (with S7 as a master).

Point-to-point connection is possible, for instance, for:

• SIMATIC S7 and SIMATIC S5 programmable controllers, and systems from many other manufacturers
• Printers
• Robot controls
• Modems
• Scanners, bar code readers, etc.