Stork Solutions

LMK 307 Stainless Steel Level Transmitter

Experience accurate and continuous level measurement in a wide range of applications with the LMK 307 Level Transmitter. Designed specifically for water and wastewater environments, this transmitter boasts a flush-mounted ceramic sensor, ensuring precise readings every time.

What sets the LMK 307 apart is its versatility. Compatible with various fluids, it is suitable not only for water and wastewater applications but also for fuel and oil monitoring. Whether it’s drinking water systems, groundwater monitoring, stormwater systems, wastewater treatment, water recycling, dumpsite monitoring, fuel storage, tank farms, or biogas plants, the LMK 307 provides reliable and efficient level measurement.

Choose the LMK 307 Level Transmitter and gain confidence in your level monitoring, regardless of the application.

  • Range: from 4 mH2O up to 250 mH2O
  • Outputs: 4 … 20 mA/ 0 … 20 mA/ 0 … 10 V
  • Main Features: IS-Version Ex ia, SIL2

Product Highlights

The LMK307 Level Transmitter is a versatile and reliable instrument designed for accurate measurement of liquid levels. With a nominal pressure range from 0 … 4 mH2O up to 0 … 250 mH2O, it caters to a wide range of applications. The transmitter offers two output signal options: a 2-wire configuration with a 4 … 20 mA signal, and a 3-wire setup with a choice between 0 … 20 mA and 0 … 10 V signals. Its compact diameter of 27 mm makes it suitable for installations with limited space. The LMK307 boasts good linearity, ensuring precise and consistent measurements, while its excellent long-term stability ensures reliable performance over extended periods. Handling the transmitter is effortless, adding to its user-friendly nature. Furthermore, the LMK307 is available in various optional versions, including an IS-version that is intrinsically safe for gas and dust environments, and it is compliant with SIL 2 (Safety Integrity Level) according to IEC 61508 / IEC 61511 standards. Customers can also choose from different types of cables and elastomers, as well as request customised versions to meet their specific pressure range requirements.


  • Water
    • Drinking water systems
    • Groundwater monitoring
    • Storm water systems
  • Sewage
    • Wastewater treatment
    • Water recycling
    • Dumpsite
  • Fuel and Oil
    • Fuel storage
    • Tank farm
    • Biogas plants

To download the latest datasheet click here: LMK 307

Additional information


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