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Endress Hauser FDU91U91-RG2AA Ultrasonic Sensor
1.General Description:
The Endress Hauser FDU91U91-RG2AA Ultrasonic Sensor, also known as the FDU91-RG2AA FDU91 Endress Hauser, is part of the trusted Endress+Hauser FDU91 family of ultrasonic sensors designed for continuous, non-contact level measurement of fluids and bulk material.
As a high-performance device in the Endress Hauser FDU91 and FDU92 series, it provides precise and reliable level monitoring in a wide range of industrial, environmental, and process automation applications. Its cutting-edge ultrasonic technology ensures consistent performance even under challenging process conditions involving foam, vapor, or dust.
The Endress Hauser FDU91-RG2AA Ultrasonic Sensor is known for its durability, measurement accuracy, and easy integration with control systems — making it a preferred solution for facilities requiring continuous and dependable level measurement.
2.FDU91-RG2AA Product Specifications and Parameters:
A. Measurement Range: Up to 15 meters
B. Accuracy: ±2 mm
C. Frequency: 75 kHz
D. Process Temperature: -40°C to +80°C
E. Process Pressure: Up to 3 bar
F. Output: 4-20 mA, HART, RS485
G. Power Supply: 24 V DC
H. Enclosure Rating: IP66/IP67
I. Material: Stainless steel, PVDF
The FDU91 Ultrasonic Sensor combines advanced acoustic design with robust materials to ensure optimal performance in both fluid and bulk solid level measurement.
3.Application Fields:
The Endress Hauser FDU91 ultrasonic sensor is suitable for multiple industrial applications requiring non-contact level measurement, including:
l Water and wastewater treatment plants
l Chemical and petrochemical industries
l Food and beverage production lines
l Pharmaceutical manufacturing environments
l Bulk solids storage and material handling systems
Its ability to measure fluids and bulk material continuously and without contact makes it ideal for processes where hygiene, accuracy, and low maintenance are essential.
4.FDU91-RG2AA Device Properties:
Continuous, non-contact level measurement for reliable readings and minimal maintenance.
Self-cleaning function that ensures consistent performance even in contaminated environments.
User-friendly configuration through intuitive setup interfaces.
High resistance to foam, vapor, and dust interference, ensuring uninterrupted monitoring.
5.Benefits:
Guarantees high measurement accuracy and stability in demanding operating conditions.
Minimizes downtime with rugged and corrosion-resistant construction.
Offers versatile communication via 4–20 mA, HART, or RS485 protocols for easy system integration.
Provides long service life with reduced maintenance requirements.
6.Similar Models:
For applications requiring alternative ranges or configurations, the following models are also available in the Endress Hauser ultrasonic sensor lineup:
Endress Hauser FDU92-RG2AA
Endress Hauser FDU91-RG1AA
Endress Hauser FDU92-RG1AA
Endress Hauser FDU90-RG1AA
Endress Hauser FDU90-RG2AA
Endress Hauser FDU90-RG1A
Endress Hauser FDU90-RG3AA
Endress Hauser FDU90-GG1AA
Endress Hauser FDU90-RG2AB
Endress Hauser FDU90-RG2BA
Endress Hauser FDU90-RG6AA
Endress Hauser FDU90-RN1AA
Endress Hauser FDU90-RN2AA
WOODWARD 8272-582 APM Motor Control Input
Woodward 8200-224 Servo Position Controller
These models, including the Endress Hauser FDU91 and Endress Hauser FDU92 variants, provide flexibility across diverse industrial applications for fluid and bulk material level monitoring.
