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    KROHNE – process measurement instruments

    KROHNE develops and manufactures process measurement instruments that ensure accurate and stable flow, level, pressure, temperature, and analytical measurements. This data helps industries reduce waste, improve safety, optimize production, and achieve higher energy efficiency.
    KROHNE solutions are suited for demanding applications in water treatment, energy, and the chemical, food, and other process industries.

    KROHNE proocess pressure transmitters

    Pushing limits for your measurement applications

    KROHNE

    KROHNE is a world-renowned manufacturer of process instrumentation, delivering accurate and stable measurement for flow, level, pressure, temperature and analytical parameters. Founded in 1921, the company has grown into one of the industry’s most trusted partners, known for robust engineering, long-term reliability and innovation that solves real operational challenges.

    From water treatment and energy systems to chemical, food, oil & gas and manufacturing processes, KROHNE instruments provide the data industries need to run safer, cleaner and more efficiently. With global production, ISO-certified quality, and strong regional support, KROHNE helps customers optimise their assets, reduce waste and unlock continuous improvement through dependable measurement.

    FILTER is an authorized distributor and partner of KROHNE in Estonia and Bulgaria, providing professional consulting, technical support, equipment selection, delivery, and after-sales service — ensuring customers gain maximum value from their measurement solutions.

    Key product categories

    • Process instrumentation

      Process measurement instruments – such as level, temperature, and pressure sensors – are used in nearly all industrial processes. They provide accurate data that enables better process control, improved efficiency, and more informed decision-making.

    • Flow meters

      We offer a wide range of KROHNE industrial flowmeters that ensure accurate and reliable measurement across various processes — from water and steam to chemicals, gases, and energy applications. The portfolio includes electromagnetic, ultrasonic, Coriolis mass flow, vortex, and thermal flowmeters, enabling the measurement of flow velocity, mass flow, and density.

    • Online sensors and controllers

      KROHNE offers a wide range of online sensors and controllers for water and process analytics. The OPTISENS series of pH, ORP, conductivity, dissolved oxygen, turbidity, and chlorine sensors provides accurate real-time measurement for drinking water, wastewater, and industrial processes. These are complemented by the MAC 100 multiparameter controller and the AMC 100 automatic cleaning system, which ensure stable and reliable measurements even under demanding operating conditions.

    Manufacturer-provided video tutorials

    KROHNE has compiled a wide range of step-by-step video tutorials that can be accessed anytime, anywhere. Depending on the device type and its specific features, each video typically covers processes such as unpacking, mechanical installation, electrical installation, commissioning, verification, and maintenance.

    KROHNE process measurement instruments
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