Description
Product Overview
The PR6423/003-030 + CON021 is a complete vibration monitoring solution from Emerson , engineered for precise measurement and reliable signal processing in critical rotating machinery applications. This package integrates the PR6423/003-030 proximity probe with the CON021 converter, ensuring accurate shaft displacement and vibration data with high signal integrity.
The PR6423/003-030 probe belongs to the trusted PR6423 series, widely used in turbines, compressors, pumps, and generators across industries such as power generation, oil & gas, and petrochemicals. Designed to withstand harsh environments, it maintains excellent linearity and stability over extended operational periods. The CON021 converter complements the probe by conditioning raw sensor signals into standardized outputs, compatible with Bently Nevada’s 3500 monitoring systems and other vibration protection platforms.
Together, the PR6423/003-030 + CON021 provides a robust, field-proven solution for predictive maintenance. It helps operators detect shaft imbalance, misalignment, and bearing degradation at an early stage, minimizing unplanned downtime and safeguarding critical equipment.
Hainan Jinlin Mechanical & Electrical is a distributor of industrial control products, specializing in a wide range of brands. We possess extensive industry knowledge and market insights. Adhering to the “Customer First, Forge Ahead” business philosophy, we provide high-quality customer service. We’re here for you, dedicated to meeting your needs!
Technical Specifications
| Parameter | Value |
|---|---|
| Product Model | PR6423/003-030 + CON021 |
| Manufacturer | Emerson |
| Product Type | Proximity Probe + Converter Set |
| Measuring Range | ±2 mm (typical) |
| Frequency Range | DC to 10 kHz |
| Operating Temp. | –35°C to +180°C (probe), –35°C to +85°C (converter) |
| Output Signal | 4–20 mA / Voltage (via converter) |
| Mounting | Probe: Threaded; Converter: DIN rail or panel mount |

Key Features and Benefits
The PR6423/003-030 + CON021 package offers a reliable and accurate solution for machinery protection and condition monitoring. Its design ensures both precision measurement and secure signal transmission, making it essential for industries where uptime and asset protection are critical.
The PR6423/003-030 probe provides highly accurate shaft vibration and displacement data. Its rugged build allows it to withstand extreme temperatures and harsh operating conditions while maintaining signal stability. The probe’s excellent linearity ensures that measurements remain consistent across the entire operating range, which is crucial for early fault detection.
The CON021 converter ensures clean and interference-free signal transmission. By converting raw sensor data into standardized outputs, it simplifies integration with monitoring systems such as the Bently Nevada 3500 series. This reduces complexity in installation and ensures operators receive dependable data for decision-making.
This combination helps identify mechanical issues—such as rotor rub, imbalance, and misalignment—before they escalate into failures. The result is lower maintenance costs, fewer unplanned shutdowns, and extended equipment lifespan.
Compact and durable, the PR6423/003-030 + CON021 set is easy to install and requires minimal upkeep, making it a cost-effective choice for predictive maintenance strategies.
Related Models
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PR6423/000-040 – Standard probe variant compatible with CON021 converters.
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PR6423/006-040 – High-temperature probe for extreme operating conditions.
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PR6423/010-000 – Extended cable length version for flexible installation.
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PR6423/005-040 – High-frequency response model for fast-rotating machinery.
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PR6423/10R-010 + CON021 – Similar probe-converter package with alternative probe design.
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PR6424/000-040 – Enhanced accuracy probe for next-generation monitoring.
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PR6425/000-040 – Compact version suited for installations with limited space.
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CON031 – Updated converter with advanced signal conditioning features.

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