| Measuring Principle | Level radar | |
| Characteristic / Application | Premium device for continuous non-contact level measurement, in which aggressive media are used as well as for highest hygiene requirements (ASME BPE, USP Class VI); Flush mounted, fully PTFE filled horn antenna | |
| Specialities | Heartbeat Technology, SIL 2 according to IEC 61508, Bluetooth® commissioning, Operation and maintenance SmartBlue App, Safety and reliability with Multi-Echo Tracking, HistoROM, RFID TAG for easy identification | |
| Supply / Communication | 2-wire (HART / PROFIBUS PA/ FOUNDATION Fieldbus) 4-wire (HART) Bluetooth® wireless technology and App (optional) | |
| Frequency | K-band (~26 GHz) | |
| Accuracy | +/- 2 mm (0.08 in) | |
| Ambient temperature | -50...+80 °C (-58...+176 °F) | |
| Process temperature | -196...+200 °C (-321...+392 °F) | |
| Process pressure / max. overpressure limit | Vacuum...25 bar (Vacuum...363 psi) | |
| Main wetted parts | PTFE | |
| Process connection | Flange: DN50...DN150 ASME 2"...6" JIS 10K | |
| Process connection hygienic | Tri-Clamp ISO2852 DIN11851 | |
| Max. measurement distance | Standard: 40 m (131 ft) With advanced dynamics: 60 m (197 ft) | |
| Communication | 4...20 mA HART PROFIBUS PA FOUNDATION Fieldbus Bluetooth® wireless technology | |
| Certificates / Approvals | ATEX, FM, CSA C/US, IEC Ex, JPN Ex, INMETRO, NEPSI, KC, EAC, UK Ex | |
| Safety approvals | Overfill protection WHG SIL | |
| Design approvals | EN 10204-3.1 ASME B31.3 AD2000 | |
| Hygienic approvals | 3A, EHEDG CoC ASME-BPE | |
| Marine approval | GL/ ABS/ LR/ BV/ DNV | |
| Options | Display, Customized parameterization, Remote operation via SmartBlue App using Bluetooth®, Gas-tight feed through, PWIS free | |
| Application limits | Maximum measuring range is dependent on the tank form and/or application Ammoniacal gas phase: FMR54 in stilling well Strong build-up formation: FMR54 with air purge Custody transfer measurement: FMR5xx | |