​Product Overview​

The Endress+Hauser Waterpilot FMX21 is a ​hydrostatic level transmitter​ featuring an oil-free, high-purity ceramic measuring cell for reliable level measurement in water, wastewater, and environmental applications. With HART communication, integrated temperature compensation, and approvals for drinking water, it ensures accurate level monitoring in boreholes, tanks, and open channels under varying process conditions .

​Technical Specifications​

​Key Features​

1. ​Robust Ceramic Sensor: The 99.9% Al₂O₃ ceramic measuring cell resists overload, corrosion, and abrasive media, ensuring long-term stability in harsh environments .

2. ​HART 6.0 Communication: Enables flexible scaling of the 4...20 mA output and remote configuration for density-compensated level calculations .

3. ​Temperature Compensation: Integrated Pt100 sensor allows real-time density correction for accurate level measurement under temperature fluctuations .

4. ​Compact Design: The 22 mm diameter version is ideal for narrow spaces like boreholes and drinking water applications, while IP68-rated electronics withstand humid conditions .

5. ​Global Certifications: Complies with international standards for explosive atmospheres (ATEX/IECEx), marine use, and drinking water safety .

​Application Scenarios​

• ​Drinking Water Management: Monitors level in boreholes, reservoirs, and distribution networks with drinking water-approved materials .

• ​Wastewater Treatment: Measures sludge levels in clarifiers or storage tanks, resisting clogging and chemical exposure .

• ​Industrial Water Systems: Tracks level in cooling towers, boilers, and open channels with temperature-compensated accuracy .

• ​Marine and Coastal Applications: Saltwater-resistant versions for harbor monitoring or desalination plants .

Note: Specifications are based on manufacturer data. Verify parameters against technical documentation for site-specific requirements.