E+H Levelflex FMP54 Guided Wave Radar Level Transmitter

The Endress+Hauser Levelflex FMP54 guided wave radar level transmitter is a high-performance solution engineered specifically for demanding liquid level and interface measurements under severe process temperatures and high pressures. Operating on the Time-of-Flight (ToF) measuring principle, the instrument guides high-frequency radar pulses directly along a physical probe, delivering immunity to turbulent liquid surfaces, foaming, changing media densities, or internal tank obstructions.

For critical applications involving boiler steam drums and high-pressure distillation columns, the FMP54 features an optional automatic gas phase compensation mechanism that dynamically corrects signal velocity changes caused by high-density gas or vapor layers above the liquid level. Its ceramic-graphite process feedthrough creates an ultra-reliable glass-to-metal seal capable of enduring extreme thermal cycles and process pressures.

Equipped with smart digital diagnostics via Heartbeat Technology and HistoROM data management, the FMP54 simplifies maintenance verification and continuous health tracking without process interruption. Seamlessly integrated into major control architecture through 2-wire / 4-wire HART, PROFIBUS PA, or FOUNDATION Fieldbus communication protocols, this transmitter ensures long-term operational uptime. Partnering with our company gives you direct access to authentic, factory-calibrated instruments with clear order coding support and fast-track international shipping.

Applications

• Power Generation & Utility Boilers: Water level and steam drum level monitoring in high-pressure boilers requiring steam approvals and WHG compliance.

• Oil & Gas Refineries: Separators, distillation columns, vacuum towers, and high-pressure storage vessels handling hydrocarbons and condensate.

• Chemical & Petrochemical Processing: Chemical reactors, toxic fluid storage, and high-temperature synthesis loops under vacuum to high pressure.

• Offshore & Marine Installations: FPSO separation tanks, fuel oil storage, and ballast systems requiring SIL certifications and marine approvals.

• Heavy Industrial Utilities: High-pressure feed-water heaters, flash tanks, and high-temperature condensate return units.

Key Technical Specifications

• Measurement Principle: Guided Wave Radar / Time-of-Flight (ToF)

• Measuring Range: Rod probe: up to 10 m (33 ft); Rope probe: up to 45 m (148 ft); Coaxial probe: up to 6 m (20 ft)

• Process Temperature Range: Standard/HT Version: -196 °C to +450 °C (-321 °F to +842 °F)

• Process Pressure Range: Vacuum to 400 bar (5800 psi)

• Measurement Accuracy: Rod probe: ±2 mm (0.08 in); Coaxial probe: ±2 mm (0.08 in); Rope probe (≤15 m): ±2 mm (0.08 in)

• Output / Communication: 4–20 mA HART (2-wire / 4-wire), PROFIBUS PA, FOUNDATION Fieldbus, optional Bluetooth wireless interface

• Wetted Materials: Stainless steel (316L), Alloy C22, Ceramic, Graphite, 304

• Process Connections: Threaded (G 1½”, MNPT 1½”) and Flanged (ASME 2″–4″, DN50–DN100, JIS 10K/63K)

• Safety & Standards Approvals: SIL2 / SIL3 (homogeneous redundancy), WHG overfill protection, ATEX, IECEx, FM, CSA, Steam Boiler Approvals (EN 12952-11 / EN 12953-9)

FAQ

Q: Are the Endress+Hauser FMP54 transmitters supplied by your company brand new and genuine? A: Yes, as an independent industrial supplier, we guarantee that all instruments are 100% authentic, factory-new products complete with original documentation, serial numbers, and standard manufacturer calibration certificates.

Q: Can you help verify the exact order code and probe configuration before purchasing? A: Yes. Our technical sales team can review your site parameters (temperature, pressure, probe type, process connections, and communication protocol) to confirm that the selected FMP54 order code precisely matches your operational requirements.

Q: What is the typical delivery timeline and shipping option for international buyers? A: We offer flexible dispatch options based on item availability. Standard items are quickly shipped via DHL, FedEx, or TNT air express, while bulk projects are handled through air or sea freight to ensure cost-effective global delivery.