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LMK 358 Separable Stainless Steel Level Transmitter

Introducing the LMK 358 Stainless Steel Probe – the ultimate solution for accurate level measurement. With a capacitive ceramic sensor, this probe excels in challenging environments like wastewater and high-viscosity media. Designed for efficiency, it features a convenient connector for easy maintenance and replacement. Choose the LMK 358 for hassle-free level measurement.

LMK 358 Stainless Steel Probe Product Parameters

  • Pressure Ranges: 0 … 40 cmH2O to 0 … 100 mH2O
  • Output Signal: 2-wire: 4 … 20 mA, 3-wire: 0 … 10 V (others on request)
  • Accuracy: High accuracy for reliable measurements.
  • Electrical Connections: Detachable cable assembly and sensor head.
  • Process Connections: Diameter of 39.5 mm for various applications.
  • Media Compatibility: Ideal for sewage, viscous, and pasty media.
  • Special Features: Intrinsically safe version, 99.9% AI2O3 diaphragm, various cable options.


Product Highlights

The LMK358 Level Transmitter is a versatile device designed to accurately measure pressure within a wide range of applications. With a nominal pressure range from 0 … 40 cmH2O up to 0 … 100 mH2O, it offers flexibility for various scenarios. The transmitter provides two output signal options: a 2-wire configuration offering a range of 4 … 20 mA and a 3-wire setup with a range of 0 … 10 V. Additional output signal options can be accommodated upon request. The LMK358 Level Transmitter boasts several special characteristics, including a detachable cable assembly and sensor head, making it easy to install and maintain. With a compact diameter of 39.5 mm, it is suitable for applications with limited space. It is particularly well-suited for measuring levels in challenging environments such as sewage, viscous fluids, and pasty media. Optional versions of the transmitter include an IS-version (Ex ia) that ensures intrinsic safety for both gas and dust environments. The diaphragm of the transmitter is made of 99.9% AI2O3, providing excellent durability and reliability. Furthermore, the device offers different options for cables and elastomers, allowing for customisation based on specific requirements. Overall, the LMK358 Level Transmitter combines accuracy, versatility, and reliability to meet the needs of various industries and applications.


  • Water
    • Groundwater level measurement
    • Rain spillway basin
  • Sewage
    • Wastewater treatment
    • Water recycling
  • Fuel and Oil
    • Level monitoring in open tanks with low filling heights
    • Fuel storage
    • Tank farms
    • Biogas plants

To download the latest datasheet click here: LMK 358

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