
Product parameters:
| Measuring principle | Ultrasonic level meter |
| Features / Applications | Integrated ultrasonic transmitter |
| Power / Communication | Two-wire / four-wire (HART), PROFIBUS PA, FOUNDATION fieldbus (FF) |
| measurement accuracy | +/- 2 mm or +/- 0.2% of the set range |
| Ambient temperature | -40 ° C ... +80 ° C (-40 ° F ... + 176 ° F) |
| Process temperature | -40 ° C ... + 80 ° C (-40 ° F ... + 176 ° F) |
| Process pressure (absolute) / maximum overpressure limit | 0.7 bar ... 3 bar abs (10 psi ... 44 psi) |
| Main wetted parts | PVDF |
| Process connection | G / NPT 2 ' |
| Blind spot distance | 0.35 m (1.15 ft) |
| Maximum measuring distance | 8 m (26 ft) |
| Output | 4 ... 20 mA HART |
| PROFIBUS PA | |
| FOUNDATION Fieldbus (FF) | |
| Certificate / Certification | ATEX |
| FM | |
| CSA | |
| TIIS | |
| NEPSI | |
| Application Restrictions | Strong chemical corrosion: |
| FMU42 / FDU9x | |
| Foam / strong perturbation: | |
| FMU42 / FDU91 | |
| Fast feeding / nesting: | |
| FMU90 + FDU9x | |
| Limit detection: | |
| FMU90 + FDU9x |
Technical Parameters
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| Measuring principle | Ultrasonic level meter |
| Key Features | Integrated ultrasonic measuring instrument |
| Great size of the economic solution | |
| caliber | Unlimited (open channel) |
| Measuring range | Unlimited (measuring distance: 0.4 ... 8 m (1.3 ... 26 ft)) |
| Process temperature | -40 ° C ... + 80 ° C (-40 ° F ... + 176 ° F) |
| Pressure range | Atmospheric pressure |
| Measurement error | Low accuracy |
| Communication | PROFIBUS PA |
| FOUNDATION Fieldbus (FF) | |
| Output | 4 ... 20 mA (HART), PA, FOUNDATION fieldbus (FF) |
| enter | Two-wire, 16 ... 36 V DC |
| Four-wire, 16 ... 36 V DC | |
| 90 ... 253 V AC, 50/60 Hz | |
| Ex Certification | ATEX |
| FM | |
| CSA | |
| Degree of protection | IP68 |
| Advantage | You can follow-up installation |