Description
EPRO PR6423/003-030 Eddy Current Displacement Sensor
The EPRO PR6423/003-030 is a high-precision eddy current displacement sensor designed for non-contact monitoring of rotating machinery. Part of Emerson EPro’s PR6423 series, this sensor is widely used in critical applications such as turbines, compressors, and pumps to measure shaft vibration, displacement, eccentricity, and oil film thickness. Its robust construction and advanced technology ensure reliable performance in harsh industrial environments.
Product Parameters
| Parameter | Specification |
|---|---|
| Sensor Type | Eddy current |
| Diameter | 8 mm |
| Measurement Range | ±2.5 mm (static and dynamic displacement) |
| Sensitivity | 20 mV/μm |
| Frequency Response | DC to 10 kHz |
| Accuracy | ±0.05% of full scale |
| Temperature Range | -40°C to +125°C |
| Supply Voltage | 10–30V DC |
| Output Signal | 0–5V DC (analog) |
| Cable Options | 铠装 or non-armored, with M12 connector or 裸线 |
| Certifications | API 670, DIN 45670, ISO 10817-1, 防爆认证 (Eex ib IIC T6/T4) |
EPRO PR6423 003-030
Advantages and Characteristics
- Non-Contact Measurement: Eliminates mechanical wear and ensures continuous operation.
- Wide Environmental Tolerance: Operates in extreme temperatures (-40°C to +125°C) and high-vibration conditions (20 g pk-pk).
- High Precision: Resolution of 0.001 mm and linearity error ≤1.0% for critical measurements.
- Flexible Installation: Available with M12 connectors or 裸线 termination for easy integration into existing systems.
- Compliance with Standards: Meets API 670 and ISO 10817-1 requirements for turbomachinery monitoring.
Application Fields and Case Studies
- Power Generation: Steam and gas turbines.
- Oil and Gas: Compressors and pumps in offshore platforms.
- Manufacturing: Gearboxes and rotating equipment in automotive and steel industries.
Case Study: A power plant reduced unplanned downtime by 20% using the EPRO PR6423/003-030 to detect early signs of shaft misalignment in a gas turbine, enabling proactive maintenance.
Competitive Comparison
The EPRO PR6423/003-030 outperforms similar sensors through:
- Extended Temperature Range: Supports -40°C to +125°C, surpassing many standard models.
- Enhanced Signal Stability: Shielded cables and advanced EMI protection ensure reliable data in noisy environments.
- Compact Design: 8 mm diameter allows installation in confined spaces.
EPRO PR6423 003-030
Selection Recommendations
- Sensor Compatibility: Pair with CON021 or CON031 前置器 for optimal signal conditioning.
- Environmental Needs: Choose 铠装 cables for high-vibration or corrosive settings.
- System Integration: Ensure compatibility with monitoring systems like MMS 3000/6000.
Precautions
- Installation: Maintain proper alignment with the target surface to avoid measurement errors.
- Calibration: Regularly verify sensor performance using a calibration kit.
- Safety Compliance: Follow explosion-proof guidelines when installing in hazardous areas.
