Product Overview

The Emerson PR6423/002-031-CN CON041-CN is a high-precision, non-contact Eddy Current Sensor specifically engineered for the continuous oversight of critical rotating machinery. As a cornerstone of the EPRO product family, this sensor utilizes electromagnetic induction to measure the microscopic distance between the probe tip and the target shaft. This frictionless measurement technology allows for the real-time detection of radial shaft vibration, axial position, and eccentricity without any mechanical wear to the sensor or the equipment.

This displacement probe acts as a vital early-warning system within a Machine Protection System (MPS). By delivering high-fidelity data to the Distributed Control System (DCS), the PR6423/002-031-CN enables operators to identify mechanical imbalances, bearing degradation, or alignment shifts before they escalate into catastrophic failures, thereby ensuring operational continuity in high-stakes industrial environments.

Key Hardware Parameters

The PR6423/002-031-CN CON041-CN is built to maintain signal integrity and measurement accuracy despite the harsh electrical and thermal conditions of industrial plants.

• Sensor Type: Non-contact Eddy Current (Inductive)

• Measurement Variable: Relative shaft displacement and vibration

• Tip Diameter: Standard 8mm probe configuration

• Connector Type: CON041-CN specialized industrial termination

• Cable Configuration: Integrated high-durability cable with CN-variant shielding

• Linearity: High-precision output across the specified measuring gap

• Environmental Sealing: Hermetically sealed construction resistant to oil, moisture, and chemical contaminants

• Thermal Stability: Temperature-compensated design for stable performance in high-heat zones

• Dimensions: 12.1 x 5.2 x 16.6 cm

• Net Weight: 0.32 kg

• Country of Origin: USA

Industrial Applications

This sensor is a primary requirement for the protective monitoring of high-speed rotating assets across several key sectors:

• Power Generation: Tracking the axial thrust and radial vibration of steam and gas turbines to prevent internal contact between rotors and casings.

• Petrochemical Refining: Monitoring the health of large-scale centrifugal compressors and high-pressure pumps in volatile process areas.

• Chemical Manufacturing: Ensuring the stability of blowers, agitators, and mixers where precise non-contact sensing is essential for safety.

• Water & Utilities: Managing the mechanical integrity of massive vertical pumps and electric motor drives to reduce unplanned maintenance halts.