Product Overview

The PR6423/002-121 CON041 is a specialized non-contact displacement sensor from the Emerson EPRO product line. This eddy current probe is engineered for high-precision measurement of relative shaft vibration and axial position in critical rotating machinery. By detecting minute changes in the electromagnetic field between the probe tip and a conductive target, it provides real-time data essential for machinery protection systems.

Primarily utilized in heavy industrial sectors such as power generation and oil and gas, this sensor acts as a critical early-warning component. It allows for the continuous monitoring of steam and gas turbines, centrifugal compressors, and high-capacity pumps. Its non-contact design ensures that the measurement process does not introduce mechanical wear, preserving the integrity of both the sensor and the monitored asset.

Technical Specifications

• Model: PR6423/002-121

• Connector Type: CON041

• Measurement Type: Non-contact relative displacement and vibration

• Tip Diameter: 8 mm

• Standard Measuring Range: 2.0 mm (approx. 80 mils)

• Frequency Range: 0 Hz to 10 kHz

• Target Material: Electrically conductive (typically ferromagnetic steel)

• Environmental Protection: Hermetically sealed, IP67/IP68 rated

• Dimentions:20x20x4cm

• Operating Temperature: Capable of withstanding temperatures up to 180°C at the probe tip

• Housing Material: Stainless Steel

• Weight: 0.28 kg

Functional Characteristics and Installation

The Emerson PR6423/002-121 is built to thrive in extreme industrial conditions, remaining immune to common contaminants such as machine oil, steam, and high-pressure environments. The integrated cable and CON041 connector are designed for high signal integrity, minimizing electrical interference (EMI) that can skew data in large-scale plant settings.

Integration into existing Distributed Control Systems (DCS) or dedicated machine health monitors (like the Emerson AMS 6500) is seamless when paired with a compatible signal converter or driver. The flexible mounting configuration allows the sensor to be positioned precisely for radial vibration monitoring or axial thrust measurement, providing the stability and accuracy required for API 670 compliant protection systems.