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- Emerson PR6423/10R-040 CON021 Eddy Current Proximity Sensor
SKU: PR6423/10R-040Â CON021
Emerson PR6423/10R-040 CON021 Eddy Current Proximity Sensor
The Emerson PR6423/10R-040 (CON021) is a high-precision 10mm eddy current proximity sensor with a 4.0m integrated cable. Designed for non-contact vibration and position monitoring, it provides reliable data for turbine and compressor protection in demanding industrial environments.
Technical Overview
The Emerson PR6423/10R-040 (CON021) operates as a non-contact eddy current proximity sensor within the epro product line, specifically designed for high-criticality machinery monitoring. This sensor measures the distance between the probe tip and a rotating shaft to provide real-time data on shaft vibration and axial position. Because the PR6423 series utilizes advanced electromagnetic induction, it delivers precise measurements even in environments contaminated by oil, steam, or high pressure, making it a vital component for industrial turbine and compressor protection.
Structural Design and Engineering Features
This sensor manages demanding industrial conditions through a robust mechanical architecture. The PR6423/10R-040 features a 10mm sensor tip and an M10x1 threaded body, allowing for precise gapping during installation in bearing housings. Furthermore, the unit incorporates an integrated 4.0-meter cable, which simplifies the wiring path by reducing the number of required extension junctions.
To ensure long-term reliability, the sensor tip is hermetically sealed against the entry of lubricants and process fluids. Since the CON021 designation refers to the specific connector and mounting configuration, it ensures seamless compatibility with Emerson’s MMS 6000 and MMS 3000 machinery protection systems. Moreover, the sensor maintains a linear measuring range of 2.0 mm, providing a stable voltage output that corresponds accurately to the mechanical displacement of the monitored asset.
Key Technical Characteristics
- Brand: Emerson (epro)
- Model Number: PR6423/10R-040
- Part Code: CON021
- Sensor Type: Eddy Current Proximity Sensor
- Thread Size: M10 x 1
- Tip Diameter: 10 mm
- Cable Length: 4.0 Meters (Integrated)
- Linear Measuring Range: 2.0 mm
- Operating Temperature: -35°C to +150°C
- Protection Rating: IP67 (Sensor Tip)
- System Compatibility: MMS 6000 / MMS 3000 / VC 6000
Primary Applications
- Monitoring radial shaft vibration in steam and gas turbines.
- Measuring axial thrust position in high-speed centrifugal compressors.
- Tracking shaft eccentricity and thermal expansion in power plant equipment.
- Providing speed and phase reference signals for vibration analysis.
- Integrating with machinery protection systems for automatic emergency shutdowns.
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330881-28-00-150-03-02 | Bently Nevada | PROXPAC XL Proximity Transducer
Product Description
The Bently Nevada 330881-28-00-150-03-02 is a genuine PROXPAC XL Proximity Transducer designed for industrial automation systems.
Specifications
- Part Number: 330881-28-00-150-03-02
- Manufacturer: Bently Nevada
- Type: PROXPAC XL Proximity Transducer
- Condition: Brand New
- Warranty: 12 Months
Applications
- Industrial automation systems
- Process control equipment
- Manufacturing machinery
- Power generation plants


























