Description
Overview
The PR6424/000‑040 + CON021 eddy current sensing chain from Emerson’s EPRO series is engineered for high‑accuracy non‑contact displacement and vibration measurement. This configuration pairs the PR6424 probe with the CON021 driver, forming a compact and robust monitoring solution suitable for rotating machinery in demanding industrial environments.
Technical Specifications
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Probe Model: PR6424/000‑040
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Driver Model: CON021
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Measurement Principle: Eddy current, non‑contact displacement sensing
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Probe Tip Diameter: 8 mm (corrected from original text)
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Measurement Range: 0–2 mm typical (depending on calibration and target material)
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Frequency Response: DC to several kHz
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Output Signal: Voltage or 4–20 mA (driver‑dependent)
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Power Supply: 24 VDC nominal
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System Integration: Compatible with DCS, PLC, and condition monitoring platforms
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Environmental Characteristics:
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High resistance to vibration
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Corrosion‑resistant stainless‑steel housing
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Suitable for elevated temperature zones
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Communication Interface: Ethernet service port (driver module)
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Product Status: Discontinued since December 31, 2018
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Origin: USA
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Weight: 0.4 kg
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Dimensions: 16 × 16 × 2 cm
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HS Code: 8537101190
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MOQ: 1 unit
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Availability: In stock
Functional Description
The PR6424/000‑040 probe is designed for precise shaft displacement and vibration monitoring in turbines, compressors, pumps, and other rotating equipment. When paired with the CON021 driver, the system delivers a stable, conditioned output signal suitable for protection systems and predictive maintenance applications.
The compact 8 mm probe design allows installation in restricted spaces while maintaining high measurement accuracy. The driver module ensures signal linearity, temperature compensation, and diagnostic capability, enabling reliable long‑term operation in harsh industrial environments.
Application Scenarios
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Turbine shaft displacement monitoring
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Compressor bearing vibration measurement
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Pump alignment and condition monitoring
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Gearbox vibration analysis
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Predictive maintenance systems in power, petrochemical, and manufacturing plants
Model Comparison
| Model |
Probe Diameter |
Driver Type |
Typical Application |
| PR6424/000‑040 + CON021 |
8 mm |
Standard driver |
Compact installations, general vibration monitoring |
| PR6426 Series |
32 mm |
High‑range driver |
Large machinery, extended measurement range |
| PR6423 Series |
25 mm |
Compact driver |
Medium‑size rotating equipment |
FAQ
Q: Does the PR6424/000‑040 require recalibration after installation? A: Factory calibration is provided, but system‑level calibration is recommended for optimal accuracy.
Q: Can the sensor operate in high‑temperature environments? A: Yes, the probe is designed for elevated temperatures, though exact limits depend on cable and installation configuration.
Q: Is the CON021 driver compatible with older EPRO racks? A: Yes, it integrates with legacy EPRO monitoring systems and most modern DCS/PLC platforms.
