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Emerson Introduces PR6423/008-110: High-Precision Proximity Sensor for Vibration and Position Monitoring

Emerson Introduces PR6423/008-110: High-Precision Proximity Sensor for Vibration and Position Monitoring
Emerson has announced the launch of the PR6423/008-110, a high-performance eddy-current proximity sensor designed for critical vibration and position monitoring in industrial machinery. As part of the renowned PR 6000 series from its Bently Nevada product line, this sensor is engineered to deliver reliable, accurate measurements of shaft vibration, axial position, and eccentricity in turbomachinery such as gas and steam turbines, compressors, and large pumps.
The PR6423/008-110 is a non-contact transducer that generates a precise electromagnetic field to detect the distance and dynamic motion of a conductive target, typically a machine shaft. The «008-110» suffix specifies its electrical characteristics, including sensitivity, frequency response, and output range, making it suitable for integration with specific monitoring systems like the 3500 series. Its robust construction ensures stable operation in extreme environments characterized by high temperatures, pressure, and electromagnetic interference.
«In predictive maintenance, the quality of the raw sensor data is paramount. A reliable sensor is the first and most critical link in the condition monitoring chain,» said a product manager at Emerson’s Bently Nevada business. «The PR6423/008-110 is engineered to this standard. It provides the high-fidelity vibration and position signals needed to accurately diagnose machine health, prevent unplanned downtime, and protect valuable rotating assets.»
Key Features and Benefits of the PR6423/008-110 include:
  • High-Fidelity Measurement:​ Delivers a linear, high-resolution output signal proportional to the gap between the probe tip and the target, enabling precise detection of both static position and dynamic vibration for early fault detection.
  • Ruggedized Industrial Design:​ Constructed with a stainless steel body and high-temperature capable cabling, designed to perform reliably in harsh environments with exposure to oil, steam, and extreme temperatures.
  • System-Specific Calibration:​ Pre-calibrated for optimal performance with specific driver/monitor systems (such as the Bently Nevada 3500 platform), ensuring plug-and-play compatibility and accurate measurement right out of the box.
  • Extended Cable and Connector Options:​ Available with integrated armored cables and robust connectors that resist moisture and chemical exposure, ensuring signal integrity over long distances from the sensor to the monitoring system.
  • Global Standards Compliance:​ Manufactured to meet stringent international quality and safety standards, making it suitable for use in critical applications across power generation, oil & gas, and petrochemical industries worldwide.
The Emerson PR6423/008-110 proximity sensor is available now as a standalone component or as part of a complete Bently Nevada monitoring system. It is an essential tool for reliability engineers and maintenance professionals dedicated to implementing proactive maintenance strategies and safeguarding high-value turbomachinery.

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