Excellent PLC
| Company Information | ||||||||
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| Mobile | +8613666033393 | |||||||
| +8613666033393 | ||||||||
| 13666033393 | ||||||||
| Add | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||
Product Introduction
The Epro PR6423/000-040 Eddy-Current Sensor is a high-performance proximity probe designed for precise, non-contact measurement of shaft displacement and vibration in rotating machinery. Utilizing the eddy-current principle, the sensor detects changes in the distance between the probe tip and the conductive surface of a rotating shaft, enabling accurate monitoring of machinery conditions such as unbalance, misalignment, and bearing wear.
Product Advantages
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High Measurement Accuracy – Provides precise non-contact displacement measurement with excellent linearity.
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Robust Construction – Designed to operate reliably in harsh environments, including high temperatures and vibration zones.
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Compact Design – The 8 mm sensor head allows for installation in tight spaces without compromising performance.
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Long-Term Stability – Ensures consistent performance over time with minimal drift.
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Wide Compatibility – Works seamlessly with various Epro monitoring systems and other standard proximity monitors.
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Corrosion-Resistant Material – Ensures durability even in chemically aggressive atmospheres.
Technical Specifications
| Parameter | Description |
|---|---|
| Model | PR6423/000-040 |
| Measuring Principle | Eddy-current displacement measurement |
| Sensor Head Diameter | 8 mm |
| Nominal Measuring Range | 2 mm |
| Frequency Range | DC to 10 kHz |
| Linear Range | 0.2 – 2.0 mm |
| Supply Voltage | -24 V DC (via monitoring system) |
| Sensitivity | 7.87 mV/μm (typical) |
| Operating Temperature | -35°C to +180°C |
| Storage Temperature | -40°C to +200°C |
| Probe Material | Stainless steel |
| Cable Length | Standard 5 m (custom lengths available) |
| Connector Type | Coaxial connector, compatible with CON041 |
| Weight | 0.1 kg |
| Protection Class | IP67 |
Product Applications
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Steam and gas turbines
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Compressors and blowers
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Electric motors and generators
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Pumps and gearboxes
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Bearing and shaft vibration monitoring
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Turbine supervisory instrumentation systems
Product Advantages in Use
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Real-Time Monitoring – Provides continuous and accurate data for machinery protection systems.
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Flexible Installation – Compatible with different mounting configurations and cable lengths.
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Enhanced Equipment Safety – Detects critical mechanical deviations before failure occurs.
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Reduced Maintenance Costs – Supports predictive maintenance by identifying early vibration patterns.
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Proven Reliability – Tested and used globally in high-performance machinery.
FAQ
Q1: What is the operating temperature range for the PR6423/000-040 sensor?
A1: The sensor can operate reliably within a temperature range of -35°C to +180°C.
Q2: What is the standard output sensitivity of this sensor?
A2: The typical sensitivity is approximately 7.87 mV per micrometer of displacement.
Q3: Which monitoring system is compatible with the PR6423/000-040 sensor?
A3: It is fully compatible with Epro CON041 and other related Epro signal conditioning units.
Q4: What is the nominal measuring range of the PR6423/000-040?
A4: The nominal measuring range is 2 mm, allowing accurate detection of small displacements.
Q5: What type of signal output does the sensor provide?
A5: The sensor provides an analog voltage output proportional to the shaft displacement.
Q6: How is the sensor connected to the monitoring system?
A6: It uses a coaxial cable with a matching connector that ensures low noise and high signal integrity.
Q7: Can the PR6423/000-040 be used in high-vibration environments?
A7: Yes, the sensor is designed for heavy industrial use and can perform reliably under high vibration.
Q8: What materials are used in the construction of the probe?
A8: The probe is made of corrosion-resistant stainless steel to ensure durability in harsh environments.
Q9: What is the recommended installation distance from the target surface?
A9: The recommended gap between the probe tip and target surface should be within 0.2–2.0 mm.
Q10: Is the PR6423/000-040 sensor suitable for hazardous area installations?
A10: Yes, specific variants of this model are certified for use in hazardous areas when paired with the appropriate signal converter.
Related or Same-Series Models
| Model | Description | Measuring Range | Sensor Head Diameter | Cable Length |
|---|---|---|---|---|
| PR6423/000-010 | Eddy-current sensor, standard version | 2 mm | 8 mm | 5 m |
| PR6423/002-030 | High-temperature version | 2 mm | 8 mm | 5 m |
| PR6423/003-000 | Extended cable version | 2 mm | 8 mm | 9 m |
| PR6423/010-040 | Heavy-duty type | 2 mm | 8 mm | 5 m |
| PR6423/012-030 | Explosion-proof type | 2 mm | 8 mm | 5 m |
| PR6423/015-000 | Short probe variant | 2 mm | 8 mm | 3 m |
Other Popular Models from Epro
| Model | Description | Application | Output Type |
|---|---|---|---|
| PR6424/000-030 | Eddy-current sensor | Shaft vibration monitoring | Voltage output |
| PR6425/010-140 | Proximity probe | Turbine supervision | Voltage output |
| PR6426/000-030 | Displacement sensor | Generator monitoring | Voltage output |
| CON041 | Signal converter for PR642x series | Condition monitoring | Current/Voltage |
| CON021 | Monitoring system module | Machinery protection | Analog signal |
| PR9268/203-000 | Speed and vibration sensor | Turbomachinery | Frequency output |
