Siemens 6ES7313-6CE00-0AB0 SIMATIC S7-300 Compact CPU 313C-2 DP

Product Overview

The Siemens 6ES7313-6CE00-0AB0 anchors the SIMATIC S7-300 series as a high-performance, compact CPU. This CPU 313C-2 DP module merges high-speed processing, integrated digital I/O, and advanced networking into a single, space-saving unit. It empowers engineers to automate small-to-medium tasks without the need for additional expansion hardware. Although Siemens discontinued this model in 2012, it remains a cornerstone of modern industrial plants that rely on its high-speed counting and PROFIBUS-DP capabilities.

Core Functional Capabilities

• Drives Integrated Digital I/O: The CPU manages 16 digital inputs and 16 digital outputs directly. This internal configuration processes signals instantly, eliminates the cost of separate I/O modules, and maximizes DIN rail space.
• Executes High-Speed Counting: Three integrated 30 kHz counters track high-speed industrial processes with extreme precision. These counters enable the CPU to perform frequency measurement, period measurement, and pulse-width modulation (PWM) tasks.
• Orchestrates PROFIBUS-DP Networks: The integrated PROFIBUS-DP interface allows the CPU to lead a decentralized network as a master or follow as a slave. This facilitates rapid, real-time data exchange with drives, HMI systems, and other PLC modules.
• Safeguards Data via Micro Memory Cards: The module utilizes a SIMATIC Micro Memory Card (MMC) to store 32 KB of working memory and project logic. This architecture ensures the system retains its program during power outages, removing the requirement for backup batteries.
• Facilitates Multi-Point Communication: The MPI (Multi-Point Interface) connects the CPU to programming devices, operator panels, and other S7-300 controllers simultaneously. This multi-node capability simplifies synchronization and system updates across the factory floor.

Technical Specifications

• Brand: Siemens
• Model Number: 6ES7313-6CE00-0AB0
• CPU Type: 313C-2 DP (Compact with PROFIBUS)
• Working Memory: 32 KB
• Integrated I/O: 16 DI / 16 DO
• Counter Frequency: 3 channels (30 kHz)
• Power Supply: 24V DC
• Communication Interfaces: MPI and PROFIBUS-DP
• Net Weight: 0.05 kg (Logic board weight)
• Dimensions: 1.5 cm x 5.5 cm x 8.3 cm
• Manufacturing Origin: Germany

Industrial Implementation

Control engineers integrate the Siemens 6ES7313-6CE00-0AB0 into legacy systems that demand high speed and a small footprint. It powers packaging machinery, textile equipment, and small-scale chemical processing plants where PROFIBUS remains the networking standard. While modern S7-1500 systems often replace this model in new installations, this CPU still sustains critical existing infrastructure. Professional repair services extend the service life of these robust modules, helping facilities avoid the capital expenditure of a total system migration.