Siemens 6ES7314-6EH04-0AB0 Compact CPU

6ES73146EH040AB0 – High-performance compact controller for SIMATIC S7-300 systems, with built-in I/O, high-speed counters, and dual communication interfaces (MPI/DP + PROFINET). Ideal for decentralized automation and motion control.

Technical Specifications

• Model: 6ES7314-6EH04-0AB0 Siemens
• Series: SIMATIC S7-300
• CPU Type: CPU 314C-2 PN/DP
• Work Memory: 192 KB
• Integrated I/O:
  • 24x Digital Inputs
  • 16x Digital Outputs
  • 4x Analog Inputs
  • 2x Analog Outputs
  • 1x Pt100 Input
  • 4x High-Speed Counters (60 kHz)
• Communication Interfaces:
  • 1st: MPI/DP (12 Mbit/s)
  • 2nd: PROFINET (2-port switch)
• Integrated Power Supply: 24 V DC
• Connectors Required: 2x 40-pole front connectors
• Memory Card Required: Micro Memory Card
• Net Weight: 0.785 kg
• Dimensions (W×H×D): 13.4 × 15.3 × 12.7 cm
• Lifecycle Status: Product phase-out since 01.10.2023
• Country of Origin: Germany

Function & Application

Purpose:
The CPU 314C-2 PN/DP is designed for modular and compact control solutions. It features integrated I/O, PROFINET, and high-speed counters—making it a powerful controller for systems where space and performance are both crucial.

Typical Applications:

• General machine automation
• Packaging and labeling systems
• Process and motion control
• Modular control panels and distributed systems

Performance & Features

• All-in-One Design. Built-in DI/DO/AI/AO, Pt100, and HSC functionality
• Dual Interfaces. MPI/DP and PROFINET enable multi-network control
• Integrated Counters. 4 high-speed inputs up to 60 kHz
• 2-Port Ethernet Switch. Enables line topology or device-level networking
• Compact Footprint. Minimizes space while maximizing control flexibility

Recommended Accessories

• 6ES7953-8LF31-0AA0 – 64 KB Micro Memory Card
• 6ES7953-8LG31-0AA0 – 128 KB Micro Memory Card
• 6ES7953-8LJ31-0AA0 – 512 KB Micro Memory Card
• 6ES7953-8LL31-0AA0 – 2 MB Micro Memory Card

Compliance & Classification

• RoHS Compliance: Since 13.09.2011
• WEEE Take-Back Obligation: Yes
• REACH Substances:
  • Lead (CAS 7439-92-1) > 0.1%
  • Lead monoxide (CAS 1317-36-8) > 0.1%
  • Silicic acid, lead salt (CAS 11120-22-2) > 0.1%
  • 2-methyl-1-(4-methylpentyl) cyclopentane (CAS 71868-10-5) > 0.1%
  • Diboron trioxide (CAS 1303-86-2) > 0.1%
  • Is(α,α-dimethylbenzyl) peroxide (CAS 80-43-3) > 0.1%
• SCIP Number: eed5646e-63ee-4700-9197-e09fdea86bc3
• Commodity Code: 85371091
• Catalog ID: ST73
• Product Group: 4302
• Group Code: R132
• Product Class: A – Returnable stock item
• EAN: 4025515079125
• UPC: 040892631845

Compact Control with Integrated I/O and High-Speed Networking

The Siemens 6ES7-314-6EH04-0AB0 CPU 314C-2 PN/DP packs powerful processing, onboard I/O, and dual interface support into a space-saving design. Built for integrated automation with PROFINET.

Key Features & Benefits:

✅ Built-In I/O – No Additional Modules Required

✅ PROFINET & MPI/DP Communication Interfaces

✅ High-Speed Counter Inputs (60 kHz)

✅ Compact & Modular for Space-Constrained Panels

✅ S7-300 Compatibility – Perfect for Migration or Expansion

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Need help with memory card selection, checking I/O compatibility, or finding a drop-in replacement CPU? Contact our automation support team today.

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