Siemens 6ES7-313-6BF03-0AB0 (S7-300 CPU Module) is a SIMATIC S7-300 CPU 313C-2 PTP compact CPU with MPI, designed for compact automation tasks that require reliable digital I/O, fast counting, and serial networking. It provides 16 digital inputs and 16 digital outputs, 3 fast counters at 30 kHz, and an integrated RS-485 interface, all powered by a built-in 24 V DC supply. The unit offers 64 KB of working memory, a 40-pin front connector, and requires a Micro Memory Card for program and data storage, with support for Point-to-Point (PTP) and MPI communication to fit small- to mid-size control applications.
