| Measuring Principle | Level radar | |
| Characteristic / Application | Simple applications in Water & Wastewater Utility applications in all industries Easy storage tanks | |
| Specialities | Bluetooth® commissioning, Operation and maintenance via SmartBlue App | |
| Supply / Communication | 2-wire (4…20 mA) Bluetooth® wireless technology and App | |
| Frequency | K-band (~26 GHz) | |
| Accuracy | +/- 5 mm (0,2") | |
| Process temperature | -40…+60°C (-40…+140°F) | |
| Process pressure / max. overpressure limit | -1…3 bar (-14,50…43 psi) | |
| Main wetted parts | PVDF, PBT | |
| Process connection | Thread: G1", NPT1"; G1 1/2", NPT1 1/2" | |
| Max. measurement distance | Standard: 8 m (26.2 ft) With flooding protection tube: 12 m (39.4 ft) | |
| Communication | Bluetooth® wireless technology | |
| Certificates / Approvals | CSA C/US | |
| Options | Flooding protection tube Different mounting possibilities | |
| Application limits | DK < 4: FMR5x; Turbulent surfaces: FMR5x; Ammoniacal gas phase: FMR54 in stilling well; Strong build-up formation: FMR54 with air purge; Only PTFE resistant: FMR52; Custody transfer measurement: FMR5xx or NMR8x | |