Calibration Time:Five hours
Accuracy Level:1 ppb
Temperature Range:Up to 122 °F (50 °C)
Concentration Range:0.1 ppb to 20 ppm
Pressure Compensation:Automatic
Introducing the Rosemount™ 499ATrDO-54, the ultimate choice for industrial water quality monitoring. This state-of-the-art dissolved oxygen sensor boasts unparalleled precision, offering quick in-air calibration and remarkable accuracy down to 1 ppb within just five hours after installation.
Engineered with advanced Variopol (VP6) cable connectors, the sensor ensures a hassle-free installation process, eliminating cable twists and simplifying sensor replacement. Designed for high performance, it measures dissolved oxygen levels efficiently across a wide range, making it suitable for various industrial processes.
Operate with confidence knowing the sensor can withstand temperatures up to 122°F (50°C), ensuring reliable performance under diverse environmental conditions. Its internal flexible bladder facilitates automatic pressure equalization, minimizing errors caused by external pressure fluctuations.
With its high accuracy of ±1.0 ppb at low concentration levels below 20 ppb, the Rosemount™ 499ATrDO-54 delivers exceptional reliability, making it an indispensable tool for critical applications requiring high precision measurements.
Ease of use and maintenance are at the heart of this sensor’s design. The quick calibration process, along with the seamless integration of cable management solutions, ensures minimal downtime and effortless operation in any industrial setting.

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