screw-in transmitter LMP 331

LMP 331

stainless steel sensor
plant and mechanical engineering

The screw-in transmitter LMP 331 has been designed for continuous level measurement and is characterized by an excellent performance and a robust construction. The modular construction allows the user the highest possible flexibility in the adaption of LMP 331.

Optional features like e.g. an intrinsically safe version or a functionally safe version (SIL 2) increase the advantages when launching and realizing projects for plants and systems.


  • nominal pressure: 0 ... 100 mbar up to 0 ... 40 bar
  • accuracy: 0,1 % / 0,25 % / 0.35 % FSO
  • small thermal effect
  • excellent long term stability
  • pressure port G 3/4" flush

Optional Features

  • IS-version
  • Ex ia = intrinsically safe for gases and dusts 
  • SIL 2 application according to
  • IEC 61508 / IEC 61511
  • different electrical connections
  • customer specific versions e.g. special pressure ranges

Areas of application

  • mechanical and plant engineering
  • energy industry
  • environmental industry


  • fuels and oils
  • water

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