Technical Data
CompareContinuous / Liquids
| Measuring Principle | Ultrasonic |
| Characteristic / Application | Separated version with Field housing or top hat rail housing for control cabinet instrumentation, 5 or 10 channel version |
| Specialities | Protection Class IP 66 / NEMA 4x automatic sensor recognition of FDU9x sensors |
| Supply / Communication | 90 ... 253 VAC 10.5 ... 32 VDC Profibus DP |
| Accuracy | +/- 2mm + 0.17% of measured distance |
| Ambient temperature | -40 °C ... 60 °C (-40 °F ... 140 °F) |
| Communication | Profibus DP |
| Certificates / Approvals | ATEX, CSA |
| Options | Illuminated display, 6 line graphic display with country specific menu guidance, on-site diagnosis with envelope curve on display |
| Components | Sensors FDU9x |
Continuous / Solids
| Measuring Principle | Ultrasonic |
| Characteristic / Application | Separated version with Field housing or top hat rail housing for control cabinet instrumentation, 5 or 10 channel version |
| Specialities | Protection Class IP 66 / NEMA 4x automatic sensor recognition of FDU9x sensors |
| Supply / Communication | 90 ... 253 VAC 10.5 ... 32 VDC Profibus DP |
| Accuracy | +/- 2mm + 0.17% of measured distance |
| Ambient temperature | -40 °C ... 60 °C (-40 °F ... 140 °F) |
| Communication | Profibus DP |
| Certificates / Approvals | ATEX, CSA |
| Options | Illuminated display, 6 line graphic display with country specific menu guidance |
| Components | Sensors FDU9x |
The FMU95 separate transmitter can be installed in the field or on a DIN rail in an instrument cabinet. It is suitable for continuous, non-contact level measurement of liquids, pastes, sludge, powders and coarse bulk solids.
Benefits
Simple menu-guided on-site operation with a six-line plain text display, available in 15 languages
On-site envelope curve display for fast and simple instrument fault diagnosis
The FieldCare operating software allows convenient remote operation, fault diagnosis and measuring point documentation
Time-of-flight calibration via built-in or external temperature sensor
Linearization function (up to 32 points) freely configurable
PROFIBUS DP system integration, processing up to 20 measured values
Automatic FDU9x sensor recognition
Application areas
With 5 to 10 sensors for continuous, non-contact level measurement of liquids, pastes, sludge, powders and bulk solids; measuring range up to 45 m (depending on sensor and medium); average or total calculation
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Technical information
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Measuring principle video
Source: public information from the Endress+Hauser website
Case Studies
Municipal Wastewater Treatment — Wastewater Treatment Plant · Ultrasonic Application Case
Project Background
Municipal Wastewater Treatment customers at the Wastewater Treatment Plant stage have long faced the challenge of insufficient accuracy in effluent quality monitoring and instruments prone to contamination causing data drift, affecting compliance discharge, placing higher demands on the stability and measurement accuracy of Ultrasonic.
Solution
Based on the on-site conditions, the Ainstru technical team selected suitable Ultrasonic for the customer and delivered one-stop service covering selection, installation, commissioning and tuning.
Results
- Measurement accuracy and response speed significantly improved, with stable and reliable data;
- Instruments adapt to complex Municipal Wastewater Treatment conditions, greatly reducing maintenance;
- Helping customers achieve continuous online monitoring and cost reduction, highly recognized by customers.
Food & Beverage — Food Production Line · Ultrasonic Application Case
Project Background
Food & Beverage customers at the Food Production Line stage have long faced the challenge of high hygienic measurement requirements, with inline instruments needing to withstand CIP/SIP cleaning while maintaining stable accuracy, placing higher demands on the stability and measurement accuracy of Ultrasonic.
Solution
Based on the on-site conditions, the Ainstru technical team selected suitable Ultrasonic for the customer and delivered one-stop service covering selection, installation, commissioning and tuning.
Results
- Measurement accuracy and response speed significantly improved, with stable and reliable data;
- Instruments adapt to complex Food & Beverage conditions, greatly reducing maintenance;
- Helping customers achieve continuous online monitoring and cost reduction, highly recognized by customers.
Chemical & Pharmaceutical — Reactors and Storage Tanks · Ultrasonic Application Case
Project Background
Chemical & Pharmaceutical customers at the Reactors and Storage Tanks stage have long faced the challenge of highly corrosive media and complex conditions, requiring corrosion-resistant and explosion-proof instruments, placing higher demands on the stability and measurement accuracy of Ultrasonic.
Solution
Based on the on-site conditions, the Ainstru technical team selected suitable Ultrasonic for the customer and delivered one-stop service covering selection, installation, commissioning and tuning.
Results
- Measurement accuracy and response speed significantly improved, with stable and reliable data;
- Instruments adapt to complex Chemical & Pharmaceutical conditions, greatly reducing maintenance;
- Helping customers achieve continuous online monitoring and cost reduction, highly recognized by customers.
Power & Energy — Power Plant Boiler and Turbine · Ultrasonic Application Case
Project Background
Power & Energy customers at the Power Plant Boiler and Turbine stage have long faced the challenge of unstable measurement under high temperature and pressure, with high maintenance and downtime costs, placing higher demands on the stability and measurement accuracy of Ultrasonic.
Solution
Based on the on-site conditions, the Ainstru technical team selected suitable Ultrasonic for the customer and delivered one-stop service covering selection, installation, commissioning and tuning.
Results
- Measurement accuracy and response speed significantly improved, with stable and reliable data;
- Instruments adapt to complex Power & Energy conditions, greatly reducing maintenance;
- Helping customers achieve continuous online monitoring and cost reduction, highly recognized by customers.
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Endress+Hauser