Siemens SIMATIC S7-300 CPU 313C-2 PTP with RS485

The Siemens 6ES7313-6BF03-0AB0 is a high-function compact controller from the SIMATIC S7-300 series. This module is a CPU 313C-2 PTP Compact CPU with integrated communication interfaces, including the standard MPI port and a dedicated RS-485 (PTP) channel. Onboard features include 16 digital inputs and 16 digital outputs, as well as 3 high-speed counters (up to 30 kHz). The unit includes an integrated 24 V DC power supply, 64 KB of work memory, and uses a single 40-pole front connector. A Micro Memory Card (MMC) is required for program and data storage.

This CPU is suitable for mid-range machine automation requiring integrated digital I/O and high-speed counting. It is ideal for compact systems where serial RS-485 communication is required alongside MPI. It is also suitable for retrofits and upgrades in existing SIMATIC S7-300 environments.

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