Endress+Hauser D9FB Teqwave F – Ultrasonic concentration meter

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Endress+Hauser D9FB Teqwave F – Ultrasonic concentration meter
Max. measurement errorDensity: ±0.01g/cm³
Temperature: ±0.5K
Sound velocity: 2m/s
Measuring rangeConcentration According to concentration app data sheet, maximum 0 to 100 %
Sound velocity 600 to 2000 m/s
Temperature concentration app data sheet, maximum 0 to +100 °C (32 to +212 °F)
Density 0.7 to 1.5 g/cm³
Medium temperature range0 to 100 °C (32 to 212 °F)
Max. process pressuremax. 16 bar at 20 °C (232 psi at 68 °F)
Measuring principleUltrasonic concentration
Product headlineSmart, flexible inline measuring device – individually for your process.
Easy and efficient – real-time in situ liquid analysis.
Continuous concentration measurement of liquids in pipes.

Sensor featuresFull transparency – constant monitoring of product quality without sampling. Highest process safety – reliable metering due to robust, maintenance-free sensor. Cost-saving – fewer measuring points due to multivariable measurement.
Nominal diameter: DN 8 to 25 (³⁄₈ to 1"). Full-bore design without pressure loss.
Transmitter featuresCustomized usage – innovative application concept, expendable for changing measuring tasks. Simplified process control – user-friendly operation and clear status visualization. Local data backup – integrated data storage for measured values up to 7,5 years.
Industry-compliant, easy installation via DIN rail. 3.5" TFT color touch screen or LED indication. 4-20 mA, Modbus TCP.
Nominal diameter rangeDN 8 (1/4“) to DN 25 (1“)
Measured variablesConcentration, density, sound velocity, temperature
Max. measurement errorDensity: ±0.01g/cm³
Temperature: ±0.5K
Sound velocity: 2m/s
Measuring rangeConcentration According to concentration app data sheet, maximum 0 to 100 %
Sound velocity 600 to 2000 m/s
Temperature concentration app data sheet, maximum 0 to +100 °C (32 to +212 °F)
Density 0.7 to 1.5 g/cm³
Max. process pressuremax. 16 bar at 20 °C (232 psi at 68 °F)
Medium temperature range0 to 100 °C (32 to 212 °F)
Ambient temperature range0 to 50 °C (32 to 122 °F)
Sensor housing materialStainless steel V4A 1.4571
Degree of protectionSensor: IP68 (with cable plugged in), IP66 (without cable connector)
Transmitter: IP40
Display/OperationLED status indication
TFT color touch display
Outputs4-20mA / Modbus TCP
Power supplyDC 24 V (18 to 35 V)
Hazardous area approvalsNon-hazardous area
UK; Non-hazardous area
Product safetyCE, C-tick
Returns Policy

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