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Radar measurement
Micropilot FMR52

For level measurement in aggressive liquids or applications with hygiene requirements

  • Micropilot FMR52 alu housing with flange ©Endress+Hauser
  • Micropilot FMR52 alu housing with flange ©Endress+Hauser
  • Micropilot FMR52 plastic housing with Tri-Clamp ©Endress+Hauser
  • Time-of-Flight measuring principle

  • Commissioning movie for Micropilot FMR5x free space radar and Levelflex FMP5x guided radar

  • Unique HistoROM data management concept for safe level measurement

  • Continuous adapting algorithms offering safe level measurement due to Multi-Echo Tracking

  • Micropilot with Advanced Dynamics offering more reliable measuring signals even in the case of turbulences

  • Micropilot FMR5x with Advanced Diagnostic functions offers foam detection

  • Micropilot FMR52 alu housing with flange ©Endress+Hauser

For applications in aggressive liquids Micropilot FMR52 offers extraordinary advantages with its completely PTFE-filled and flush-mounted horn antenna. The FMR52 is also the sensor for hygiene-sensitive applications in the food and life sciences industry - ASME BPE, USP Class VI, 3-A and EHEDG approvals. Micropilot is used for continuous, non-contact level measurement of liquids, pastes and slurries. The measurement is not affected by changing media, temperature changes, gas blankets or vapors.


  • Hardware and software developed according to IEC 61508 up to SIL3 (in homogeneous redundancy)

  • Reliable non-contact measurement even for changing product and process conditions

  • HistoROM data management concept for fast and easy commissioning, maintenance and diagnostics

  • Highest reliability even in the presence of obstructions in the vessel due to new Multi-Echo Tracking evaluation

  • Heartbeat Technology for a cost-effective and safe plant operation during the entire life cycle

  • Seamless integration into control or asset management systems and intuitive, menu-guided operation concept (on-site or via the control system)

  • World's easiest proof test concept for SIL and WHG saves time and cost

Field of application

Flush-mounted, completely PTFE-encapsulated horn antenna.

  • Process connections: Flush-mounted with cladded flange, process connections for hygiene requirements (Tri-Clamp, 11851)

  • Temperature: -196 to +200°C (-320,8 to +392°F)

  • Pressure: -1 to +25bar (-14.5 to +362psi)

  • Maximum measuring range: 40m (131ft), 60m (197ft) for enhanced dynamics

  • Accuracy: ±2mm

  • K-band: 26GHz

  • International explosion protection certificates, overfill prevention WHG, SIL, hygienic certificates, marine approval

Features and specifications

Documents / Manuals / Software

Accessories / Spare parts

Predecessor / Successor

Predecessor: Micropilot M FMR245


Endress+Hauser Instruments International AG
ул. Абдуллиных 66 050010, Алматы Kazakhstan
Tel.: +7 727 345 06 60
Fax: +7 727 345 06 61

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