The Endress+Hauser FMR54 is a legal-for-trade radar level transmitter certified for custody transfer and inventory control. With OIML R85 and API MPMS Ch. 3.1B approval, it achieves ±1 mm accuracy with full traceability. The 26 GHz horn antenna and advanced echo processing ensure reliable measurement in large storage tanks. Heartbeat Technology provides continuous metrological verification without removing the device. Featuring tamper-proof sealing, event logging, and Ethernet/APL, the FMR54 is the gold standard for bulk liquid fiscal metering in refineries, terminals, and tank farms.
| Parameter | Specification |
|---|---|
| Measuring Principle | Radar (26 GHz) |
| Range | 0–40 m |
| Accuracy | ±1 mm (custody) |
| Process Temperature | -40°C to +200°C |
| Pressure Rating | -1 to +25 bar |
| Antenna | Horn DN100 |
| Outputs | 4-20 mA HART, Ethernet/APL |
| Protection | IP68, NEMA 6P |
| Certifications | OIML R85, API MPMS, ATEX |
| Beam Angle | 6° |
Yes, for liquids custody transfer.
Yes, Heartbeat generates legal report.
Yes, with software and mechanical lock.
±1 mm for custody transfer.
Yes, 1000 entries with time stamp.
For more information about the FMR54 custody transfer radar, pricing, or to request a demo, contact our team: