Executive Summary
The Epro PR6423/000-140-CN 8 mm Eddy-Current Sensor is a high-precision, rugged proximity sensor engineered for demanding industrial environments where non-contact position and gap measurement are mission-critical. With advanced eddy-current technology, this sensor delivers exceptional linearity, repeatability, and vibration immunity—providing reliable analog feedback to PLCs, motion controllers, and diagnostic systems. Whether applied in high-speed automation lines or heavy mechanical systems, the PR6423/000-140-CN ensures consistent performance in challenging conditions.
Epro’s commitment to durability and measurement integrity is built into this model’s robust housing, broad temperature range, and integrated connector design. It’s a proven choice for engineers seeking dependable sensing solutions that improve uptime and system accuracy.
Technical Specifications
| Parameter | Specification |
|---|
| Brand | Epro |
| Model | PR6423/000-140-CN |
| Sensor Type | Eddy-Current Proximity Sensor |
| Nominal Sensing Distance | 8 mm |
| Output Signal | Analog 0–10 V |
| Target Material | Conductive metals |
| Linearity | ±1 % Full Scale |
| Response Time | ≤1 ms |
| Operating Temperature | -40 °C to +125 °C |
| Storage Temperature | -40 °C to +125 °C |
| Protection Rating | IP67 |
| Housing Diameter | Ø16 mm |
| Mounting Thread | M16 × 1 |
| Connector | Integral Cable with CN termination |
| Cable Length | Standard 2 m |
| Dimensions (Sensor) | Ø16 mm × 50 mm |
| Weight | Approx. 0.19 kg |
Typical Applications
The PR6423/000-140-CN excels in automation systems that require robust, high-resolution proximity feedback:
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Linear position measurement in servo-driven axes
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Shaft position and gap detection on rotating equipment
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Vibration monitoring in condition-based maintenance systems
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Quality inspection on production lines
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Robotics precision motion feedback
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Machine tooling and die-set monitoring
Its non-contact sensing principle ensures extended service life and minimum maintenance—ideal for continuous-operation facilities.
Core Advantages
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Non-Contact Measurement — Eliminates mechanical wear while providing accurate, drift-free feedback.
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High Linearity and Stability — Ensures precise analog output over the entire sensing range.
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Rapid Response — Fast dynamics support high-speed motion and real-time monitoring.
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Industrial-Grade Design — IP67 rating and rugged stainless-style housing resist dust, water, and vibration.
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Wide Temperature Tolerance — Operates reliably across extreme industrial thermal environments.
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Integrated Cable with CN Termination — Simplifies installation and reduces connector failure points.
Designed for demanding automation systems, this sensor offers measurement confidence and improved control loop performance.
Technical FAQs
1. What does “8 mm” refer to?
It indicates the nominal sensing distance at which the sensor reliably detects conductive targets.
2. What materials can be measured?
Conductive metals including steel, aluminum, and copper alloys.
3. What output does this sensor deliver?
An analog 0–10 V signal proportional to target proximity.
4. Is calibration needed after installation?
No—factory calibration means it’s ready to use immediately.
5. What is the protection class?
IP67 rating, suitable for harsh industrial environments.
6. How is the sensor terminated?
Integral cable with CN termination for secure connection.
7. Can it be used with PLC analog inputs?
Yes—compatible with standard 0–10 V analog inputs.
8. What temperature range can it handle?
From -40 °C to +125 °C, suitable for extreme applications.
9. Does it tolerate mechanical vibration?
Yes—it’s engineered for vibration resilience in dynamic systems.
10. Are custom cable lengths available?
Yes—extended or alternative cable terminations can be provided upon request.
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