Introduction
The Endress+Hauser Levelflex FMP51 is a high-performance guided wave radar level transmitter for demanding industrial liquid level applications. Using Time-of-Flight technology, it delivers reliable, continuous level measurement even in complex process conditions, making it the standard choice for high-precision, long-term monitoring.
Specifications
| Parameter | Specification |
|---|---|
| Measuring Principle | Guided Radar (Time-of-Flight) |
| Max. Measuring Distance | Rod: 10 m (33 ft); Rope: up to 45 m (148 ft); Coaxial: 6 m (20 ft) |
| Accuracy | ± 2 mm (0.08 in) (for Rod, Coaxial, and Rope ≤15 m) |
| Process Temperature | -50 to +200 °C (-58 to +392 °F) |
| Ambient Temperature | -50 to +80 °C (-58 to +176 °F) |
| Pressure Range | Vacuum to 40 bar (Vacuum to 580 psi) |
| Wetted Materials | 316/316L Stainless Steel, Alloy C, Ceramic, PFA |
| Communication / Output | 4…20 mA HART, PROFIBUS PA, FOUNDATION Fieldbus; Optional Bluetooth® with SmartBlue App |
Key Advantages
Extreme Condition Resilience
Designed for high-temperature and high-pressure industrial environments, delivering stable, interference-free readings even with surface movement, foam, or internal tank baffles.
Versatile Measurement Capabilities
Supports continuous level monitoring of liquids, pastes, and slurries, plus simultaneous interface and overall level measurement for complex process needs.
Flexible Probe Options for Any Tank
Choose from rod, rope, or coaxial probes (up to 45m) to fit different vessel heights and process requirements, with thread or flange connections for easy installation.
Smart, Low-Maintenance Operation
Integrated Heartbeat Technology and HistoROM simplify commissioning, diagnostics, and maintenance, with optional Bluetooth for remote control via the SmartBlue App.
Safety-Certified Industrial Reliability
Built to SIL3 safety standards with marine and explosion-proof approvals, ensuring long-term, compliant performance in demanding process industries.