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EPRO PT6423/01H-030

Mission-Critical Specs:

Range: 0-3.0mm | Sensitivity: -7.87V/mm

Response: 0-8kHz | Resolution: 0.5µm

Max Temp: +250°C continuous

Extreme Environment Ready:
✓ Inconel 600 superalloy construction
✓ IP68 submersible rating
✓ 100 bar pressure resistant
✓ -40°C to +250°C operation

Nuclear-Grade Features:
• 5m mineral-insulated (MI) cable
• ATEX/IECEx Zone 1 certified
• API 670 & SIL 2 compliant

Critical Applications:
◉ Turbine hot gas path clearance
◉ Nuclear coolant pump monitoring
◉ Downhole drilling equipment

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Measurement & Performance
Type: High-Temperature Eddy Current Sensor

Measuring Range: 0–3.0 mm (0.12 in)

Sensitivity: -7.87 V/mm (-200 mV/mil)

Linearity: ±1% of full scale

Frequency Response: 0–8 kHz (±3 dB)

Resolution: 0.5 µm

Electrical Characteristics
Output Signal: -2 to -18 V DC (gap-proportional)

Power Supply: -24 V DC (±10%)

Current Consumption: ≤15 mA

Cable: 5 m high-temp mineral-insulated (MI) cable

Mechanical & Environmental
Probe Diameter: 8 mm (0.315 in)

Thread Size: M10×1

Housing Material: Inconel 600

Protection Class: IP68 (submersible)

Operating Temp: -40°C to +250°C (continuous)

Pressure Rating: 100 bar (static)

Target Requirements
Material: Stainless steel (AISI 316 recommended)

Minimum Target Size: 1.8× probe diameter (≥14.4 mm)

Surface Finish: Ra < 0.8 µm

Certifications & Compliance
ATEX/IECEx Zone 1 (Ex ia IIC T6 Ga)

API 670 compliant

SIL 2 (IEC 61508)

Premium Applications
Gas turbine hot section clearance

Nuclear reactor coolant pumps

Geothermal well monitoring