Description
Product Description
Overview
The Emerson CON021+PR6423/010-000-CN is a non-contact eddy current sensor engineered for high-performance turbomachinery applications. Designed to deliver precise radial and axial shaft displacement measurements, this sensor is ideal for monitoring critical components in steam, gas, and hydro turbines, compressors, gearboxes, pumps, and fans.
Key Features
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Non-contact operation ensures minimal wear and extended sensor lifespan
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Accurate detection of shaft position, eccentricity, and speed
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Compact 8mm sensor diameter suitable for confined installations
Technical Specifications
| Parameter |
Specification |
| Linear Measurement Range |
2 mm (80 mils) |
| Initial Air Gap |
0.5 mm (20 mils) |
| Incremental Scale Factor (ISF) |
8 V/mm ±5% (ISO standard) @ 0–45°C (203.2 mV/mil) |
| Deviation from Best Fit Line (DSL) |
±0.025 mm (±1 mil) @ 0–45°C |
| Minimum Shaft Diameter |
25 mm (0.98 in) |
| Target Material |
42CrMo4 (AISI/SAE 4140) Ferromagnetic Steel; other materials available on request |
| Protection Class |
IP66 (IEC 60529) |
| Operating Temperature |
Sensor + 1m cable: -35 to +180°C (-31 to +356°F); Cable & Connector: -35 to +150°C (-31 to +302°F) |
| Sensor Materials |
Tip: PEEK; Case: Stainless Steel |
| Cable Material |
PTFE |
| Connector Material |
Brass, nickel-plated |
| Weight |
Approx. 100 g (3.53 oz) |
Applications
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Steam, gas, and hydro turbines
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Industrial compressors and gearboxes
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Pumps, fans, and other rotating machinery
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Shaft monitoring for vibration, eccentricity, and speed control
FAQ
Q: Can this sensor be used with shafts smaller than 25 mm?
A: The minimum recommended shaft diameter is 25 mm to ensure measurement accuracy.
Q: What types of target materials are compatible?
A: Standard is 42CrMo4 steel; other ferromagnetic alloys are available upon request.
Q: How resistant is the sensor to harsh environments?
A: The sensor is IP66 rated, suitable for dust, water spray, and industrial conditions.
