Transmitters - Overview - METTLER TOLEDO


    High-performance instruments for monitoring process and water analysis parameters



    Transmitters are an integral part of in-line measurement systems used to monitor and control industrial processes. METTLER TOLEDO offers a comprehensive range of transmitters for pH, DO, conductivity, resistivity, TOC, dissolved ozone, turbidity, CO2 and flow. A wide range of transmitters meet specific customer needs in many different industries and with highest standards in line with the demands of modern process technology - from basic applications to sophisticated requirements such as HART®-, Profibus®-PA and FOUNDATION Fieldbus communication as well as EEx approvals for installation in hazardous areas.

    Multi-Parameter Transmitter M800
    Modular Transmitter M700
    Analytical Transmitter M400

    Multi-Parameter Transmitter M800

    Modular Transmitter M700

    Analytical Transmitter M400

    Highest installation flexibility, operational safety and complete control at your fingertips for process and water analytical applications.
    Flexible use of plug-in modules enables combined measurements from digital ISM® and analog sensors with a choice of bus communication.
    Available as 2- or 4-wire version the M400 offers outstanding process reliability and safety.
    • pH/ORP, dissolved and gas oxygen, CO2, conductivity, TOC, turbidity
    • 1, 2 or 4 channels, multi-parameter
    • Intuitive touchscreen control
    • pH/ORP, dissolved and gas oxygen, CO2, conductivity
    • 1 or 2 channels, multi-parameter
    • Profibus PA, Foundation fieldbus™
    • Stainless steel or polished
    • pH/ORP, dissolved oxygen, CO2, conductivity, gas O2 and CO
    • 1 channel, single or multi-parameter
    • HART®, Foundation fieldbus™, PROFIBUS® PA
    Analytical Transmitter M300
    M200 easy basic digital transmitter
    M100 Compact Transmitter

    Analytical Transmitter M300

    Analytical Transmitter M200

    Compact Transmitter M100

    The M300 series combines high performance with ease of use and is suitable for a wide range of applications and industries.
    Convenient and reliable M200 transmitter family for basic process and water applications.
    Digital transmitters for standard monitoring applications.
    • pH/ORP, dissolved oxygen, conductivity, TOC, ozone
    • Multi-parameter and mixed mode
    • 1-or 2 channels
    • ¼ DIN and ½ DIN
    • pH/ORP, dissolved oxygen, dissolved ozone conductivity, and flow
    • 1 or 2 channels, multi-parameter
    • ¼ and ½ DIN size available


    • pH/ORP, dissolved oxygen, carbon dioxide, conductivity
    • 1 channel, multi-parameter
    • HART® communication (Head Mount and DIN Rail transmitters)
    • Active 1 × 4 to 20 mA analog output / Bluetooth 4.0 / Digital MODBUS RTU (Sensor Mount transmitter)
    • Low installation costs
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