Bently Nevada 18745-03 5 and 8 mm Proximitor Sensor

The Bently Nevada 18745-03 Proximitor Sensor is a high-precision displacement sensor designed for measuring the proximity of rotating equipment such as turbines, motors, pumps, and generators in industrial settings. The 18745-03 model offers excellent accuracy and reliability in harsh operating environments. It is specifically designed to measure shaft displacement, providing real-time data that is crucial for the monitoring and protection of rotating machinery. The sensor uses inductive technology to detect proximity changes and is capable of handling both 5 mm and 8 mm measurement ranges, making it versatile for a wide range of applications.

This sensor is commonly used in conjunction with other Bently Nevada vibration monitoring systems to ensure the overall health of the machinery, preventing failures due to misalignment or excessive vibration. It is a core component of predictive maintenance programs that aim to reduce unplanned downtime and improve operational efficiency.

Product Parameters

Product Applications

The Bently Nevada 18745-03 Proximitor Sensor is widely used in industries that require precise measurement of displacement and proximity. Some of the key applications include:

• Power Generation: In power plants, it is used to monitor turbines, generators, and other critical rotating equipment, providing early warnings of misalignment or excessive displacement.
• Oil & Gas: This sensor is used in offshore platforms, refineries, and pipelines to detect any displacement of machinery, helping to prevent costly failures.
• Heavy Industry: In large manufacturing plants, the sensor helps monitor motors, compressors, and fans to ensure they are operating within optimal conditions.
• Aerospace: The proximity sensor is used to monitor machinery during the testing phase in aerospace applications, ensuring that all equipment is properly aligned.
• Mining: Used for monitoring mining equipment such as crushers, mills, and conveyor belts, the sensor helps to ensure smooth operation and prevent unexpected downtime.
• Paper & Pulp: Essential in the paper production process, where precision machinery alignment is critical for maintaining product quality.

Product Advantages

1. High Accuracy and Sensitivity: The Bently Nevada 18745-03 offers a sensitivity as low as 0.05 mm, making it capable of detecting even minute displacements, providing detailed real-time data.
2. Durability: Its rugged stainless steel enclosure is IP67 rated, ensuring it can withstand harsh industrial environments, including exposure to moisture, dust, and high temperatures.
3. Wide Measurement Range: With selectable 5 mm and 8 mm measurement ranges, it is versatile and suitable for various types of machinery with different clearance or displacement requirements.
4. Low Power Consumption: The sensor consumes only 20 mA maximum, making it energy-efficient and suitable for long-term, continuous operation.
5. Integration with Vibration Monitoring Systems: The 18745-03 can be easily integrated into existing Bently Nevada systems, including the 3500 series, providing a comprehensive condition monitoring solution.
6. Reliable Output: The linear 4-20mA current output ensures compatibility with a variety of control and monitoring systems, allowing for seamless data acquisition and analysis.
7. Temperature Stability: Operating in a wide temperature range of -40°C to +85°C, the sensor is ideal for use in both extremely hot and cold environments.
8. Enhanced Protection: The sensor is housed in a robust, sealed enclosure, ensuring protection against harsh chemicals, dust, moisture, and mechanical impact.
9. Cost-Effective: Due to its reliability and low maintenance requirements, the 18745-03 reduces the overall operational costs associated with machinery downtime and repairs.
10. High Frequency Response: The sensor is designed to handle high-frequency signals, making it suitable for dynamic applications where vibrations are a key concern.