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Modicon M340

Mid range PLC for industrial process and infrastructure

Part of Modicon

Driving performance with simplicity and integrated functions.

Modicon M340
  • Features

    • Powerful
      o 4 MB program memory
      o 7 instructions/milliseconds
      o 128 MB file storage (recipes , tracking etc)
      o Unity based programming
    • Open & Modular
      o Scalable racks from 4 to 12 slots and 3 extension racks
      o Up to 3 Ethernet networks, 1 CAN Open, 4 ASI and 37 Modbus buses 
      o Standard USB programming port
      o Embedded Web server and File transfer by ftp.
    • Robust
      o SD memory card
      o Exceeds IEC/EN standards
      o 100% certified: international and marine standards
      o Rugged version (-25 degree Celsius/ 70 degree Celsius + Conformal coating)


    Simplify your control solution with Modicon M340 PLC

    Extremely powerful, rugged and compact, the Modicon M340 PLC provides cutting-edge features and high-end performance in a mid-range processor. The Modicon M340 high-performance processor benefits from all the latest techniques and technologies and is equally at home with boolean processing as with fixed or floating decimal calculations. With an internal memory of 4 MB, Modicon M340 is designed to manage applications up to 70Kinstructions, and 256KB data. Your application is backed up on SD Card and your data in the internal Flash memory. No battery is required, so you avoid the associated maintenance.Your data is automatically backed up in the internal Flash memory and your application in an SD Card. No battery is required, so you avoid the associated maintenance. The "Plug & Load" technology of the card enables easy updating of your application or transfer to other machines with no disruption of operation. You can also store data files (recipes, traceability) or maintenance files, easily accessed from a PC or by simple "drag-and-drop" via FTP.

    Communicating, Modicon M340 assures programming of your applications via USB port or Ethernet. Wherever you are, you can access your machines in complete security via modem or standard ADSL serial link. Depending on the technology chosen, you can programme online, transfer your programmes, access data files and thanks to the embedded Web server, manage remote operation and diagnostics.


    • Complex machines and process applications (packaging, textile, material Handling, F&B, Water, Pharmaceutical and Plastic)
    • Manufacturing
    • Infrastructures.


    • Modicon M340 is a key component of the automation control solution, a fully integrated part of PlantStruxure TM, the new Process Automation Architecture of Schneider Electric
    • Backup and storage on an SD card
    • New in rack module with built-in RTU protocols (IEC 101/104,DNP3) for the M340 PLC platform offering a cost effective modular RTU solution

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