Siemens 6ES7318-3EL01-0AB0 Central Processing Unit

6ES73183EL010AB0 – Advanced CPU for SIMATIC S7-300 systems, with 2 MB work memory and integrated MPI/DP, DP master/slave, and PROFINET interfaces. Ideal for demanding automation applications with high communication and processing requirements.

Technical Specifications

• Model: 6ES7318-3EL01-0AB0 Siemens
• Series: SIMATIC S7-300
• CPU Type: CPU 319-3 PN/DP
• Work Memory: 2 MB
• Interfaces:
  • 1st: MPI/DP (12 Mbit/s)
  • 2nd: DP (master/slave)
  • 3rd: PROFINET with 2-port switch
• Memory Card Required: Yes (Micro Memory Card)
• Mounting Type: Rack-mount for S7-300
• Net Weight: 1.392 kg
• Dimensions (W×H×D): 16.4 × 18.2 × 15.9 cm
• Lifecycle Status: Product phase-out since 01.10.2023
• Country of Origin: Germany

Function & Application

Purpose:
The CPU 319-3 PN/DP is the most powerful CPU in the S7-300 range, designed for large-scale automation tasks requiring high-speed processing and multi-network communication. Ideal for distributed systems, process industries, and integration with PROFINET networks.

Typical Applications:

• Complex process control in manufacturing and utilities
• Multinetwork automation environments
• Data-rich systems requiring high-speed processing
• Hybrid PROFIBUS/PROFINET communication setups

Performance & Features

• 2 MB Internal Work Memory. Suitable for large and complex automation programs
• Integrated Communication. Supports MPI, PROFIBUS DP (master/slave), and PROFINET
• 2-Port PROFINET Switch. Enables line topology and device communication
• Flexible Networking. Ideal for hybrid and decentralized automation
• Micro Memory Card Required. Enables user program and configuration storage

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 06.08.2010
• 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%
  • Bisphenol A (CAS 80-05-7) > 0.1%
  • 6,6′-di-tert-butyl-2,2′-methylenedi-p-cresol > 0.1%
  • Is(α,α-dimethylbenzyl) peroxide (CAS 80-43-3) > 0.1%
• SCIP Number: 5d75c814-9e05-4d31-9475-0a4eafa99a33
• Commodity Code: 85371091
• Catalog ID: ST73
• Product Group: 4302
• Group Code: R132
• Product Class: A – Returnable stock item
• EAN: 4025515076179
• UPC: 040892783698

Key Features & Benefits:

✅ 2 MB Work Memory. Capable of running extensive control programs.

✅ PROFINET + DP + MPI. Triple interface for flexible industrial communication.

✅ 2-Port PROFINET Switch. Ideal for line network topologies.

✅ Micro Memory Card Slot. Required for program and configuration data.

✅ Product Phased Out. Still available for legacy system support.

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Need help selecting memory cards, checking communication compatibility, or finding a replacement CPU? Get in touch with our automation team today.

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