Level sensors
LFR SicWave

Your Benefits

  • One device for all continuous level measurements in liquids, simplifies spare part logistics
  • Increased plant availability due to non-contact, continuous level measurement
  • Quick to commission, saving time and costs
  • Low costs and time expenditure as it is maintenance-free
  • Rugged to external interference for high plant availability
  • Insensitive to foam and deposits, preventing unexpected plant downtime
  • Ex-certificates available
  • Simplified service and diagnostic via HART or WPAN


The LFR SicWave free-space radar makes continuous level measurements and works with all liquids. It is highly resistant to external interference, foam or deposits. Thanks to its non-contact 80 GHz radar technology, the LFR SicWave can be put into operation easily and is maintenance-free. A wide range of options for antenna design, process connections and housing ensure ideal connection to any application. HART communication and WPAN connection simplify service and diagnostics on the device and prepare it optimally for Industry 4.0 applications.

At a glance
  • 80 GHz free-space radar with various antennas
  • Measuring range: up to 30 m
  • Process temperature: −196 °C ... +200 °C
  • Process pressure: −1 bar ... 25 bar
  • Process connection: thread, flange, clamp
  • Housing: plastic (IP66 / IP67), aluminum (IP66 / IP68) or stainless steel (IP69)
  • With or without display and WPAN
  • Certificates: Ex d and Ex ia, WHG, shipbuilding



Technical overview

  • Technical data overview

    Technical data overview

    Measurement principleFree-space radar
    Detection principleNon contact
    Process temperature–196 °C ... +200 °C
    Process pressure–1 bar ... 20 bar
    Accuracy of sensor element≤ 1 mm
All technical data can be found accompanying the individual product