High-Accuracy Turbomachinery Monitoring for Extreme Industrial Environments
The Bently Nevada 330876-03-10-00-00 3300 XL 50 mm Eddy-Current Probe is a heavy-duty proximity transducer designed for precise non-contact measurement of shaft displacement, vibration, and differential expansion in large rotating machinery. As part of the 3300 XL 50 mm transducer system, it is engineered specifically for turbine supervisory instrumentation where long measurement range and thermal stability are critical.
This probe is widely used in steam turbines, hydro turbines, compressors, and generators where continuous monitoring is required under harsh temperature and vibration conditions. Its robust construction and high signal stability make it a core component in predictive maintenance and machinery protection systems.
Technical Specifications
| Parameter | Specification |
|---|---|
| Product Type | 3300 XL 50 mm Eddy-Current Proximity Probe |
| Model Number | 330876-03-10-00-00 |
| Series | 3300 XL 50 mm System |
| Measurement Technology | Eddy-current non-contact sensing |
| Probe Diameter | 50 mm |
| Primary Functions | Shaft displacement, vibration, differential expansion |
| Case Style | Side-exit industrial housing |
| Cable Length | 1.0 m (standard configuration) |
| Cable Type | FluidLoc® high-temperature triaxial cable |
| Armor Option | Non-armored configuration |
| Output Compatibility | 3300 XL Proximitor® systems |
| Operating Temperature | -35°C to +200°C continuous |
| Peak Temperature | Up to +250°C intermittent |
| Approximate Dimensions | ~160 × 160 × 60 mm |
| Approximate Weight | ~0.27–0.8 kg (configuration dependent) |
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