EPRO PR6424/010-140 CON011 High-precision Eddy Current Proximity Sensor

PR6424 16mm Eddy Current Sensor

Sensitivity / Linearity

4 V/mm (101.6 mV/mil), ≤ ±1.5%

Air Gap (Center)

Approx. 2.7 mm (0.11") nominal

Long Term Drift

< 0.3%

Static Range

±2.0 mm (0.079")

Dynamic Range

0 to 1,000 μm (0 to 0.039")

Target Material

Ferromagnetic steel (42 Cr Mo4 standard)

Maximum Surface Speed

2,500 m/s (98,425 ips)

Shaft Diameter

≥ 80 mm

Operating Temperature Range

-35 to 150°C (-31 to 302°F)

Temperature Error

< 4% / 100 K (API 670 compliant)

Pressure Resistance (Sensor Head)

10,000 hPa (145 psi)

Shock & Vibration

5g @ 60 Hz @ 25°C (77°F)

Material

Sleeve: stainless steel; Cable: PTFE

Weight

~200 g (sensor + 1 m cable, no armor)

1. How does the PR6424/010-140 CON011 ensure ultra-stable eddy current displacement sensing in high-speed rotating machinery applications?
The PR6424/010-140 CON011 leverages precision-engineered eddy current coil architecture to provide highly stable, non-contact displacement measurements, maintaining signal fidelity even under extreme rotational dynamics and axial vibration conditions.

2. What signal linearization mechanisms are implemented in the PR6424/010-140 CON011 to maintain measurement accuracy across its calibrated operating range?
The PR6424/010-140 CON011 is factory-calibrated with a refined linear response curve, ensuring proportional output behavior across its nominal measurement span while minimizing non-linearity, drift, and thermal influence.

3. Under which thermal and mechanical stress conditions can the PR6424/010-140 CON011 sustain reliable performance without degradation in sensitivity?
The PR6424/010-140 CON011 is engineered for robust operation in demanding industrial environments, maintaining consistent sensitivity under wide temperature gradients, mechanical shock, and continuous vibration typical of turbomachinery systems.

4. How does the electromagnetic shielding design of the PR6424/010-140 CON011 mitigate external interference in electrically noisy industrial environments?
The PR6424/010-140 CON011 incorporates advanced shielding and optimized coil geometry to suppress electromagnetic interference (EMI), ensuring signal integrity in proximity to high-power electrical equipment and variable frequency drives.

5. What advantages does the PR6424/010-140 CON011 offer when integrated into condition monitoring and predictive maintenance architectures?
When deployed within predictive maintenance frameworks, the PR6424/010-140 CON011 enables high-resolution vibration and shaft displacement monitoring, supporting early-stage fault detection and enhanced asset reliability in critical rotating equipment systems.

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