Heavy-Duty Precision Monitoring for Large Rotating Equipment
The Bently Nevada 330876-01-10-01-00 3300 XL 50 mm Eddy-Current Probe is a high-performance non-contact transducer engineered for demanding machinery protection applications involving large rotating equipment. As part of the 3300 XL 50 mm Transducer System, this probe is specifically designed to monitor shaft displacement, vibration, differential expansion, and rotor position in steam turbines, hydro turbines, compressors, and industrial generators.
Its large sensing surface and extended measurement capability allow accurate monitoring of machinery with significant shaft movement, making it ideal for heavy industrial environments where equipment reliability is essential.
Built with robust industrial materials and advanced eddy-current technology, the probe delivers dependable long-term performance while supporting predictive maintenance and condition-based monitoring strategies.
Product Specifications — Engineering Data
| Parameter | Specification |
|---|---|
| Product Type | 3300 XL 50 mm Eddy-Current Probe |
| Model Number | 330876-01-10-01-00 |
| Product Series | 3300 XL 50 mm Transducer System |
| Measurement Technology | Non-contact eddy-current sensing |
| Probe Diameter | 50 mm |
| Probe Configuration | Large-area industrial probe |
| Primary Measurements | Shaft vibration, displacement, differential expansion, and position |
| Cable Length | 1.0 m |
| Armor Option | Armored cable |
| Approval Option | Standard industrial configuration |
| Cable Type | 75 Ω low-noise triaxial cable |
| Housing Material | Stainless steel |
| Probe Tip Material | High-temperature engineering polymer |
| Operating Temperature | -35°C to +200°C |
| Short-Term Temperature Capability | Up to +250°C |
| Approximate Dimensions | 50 mm probe diameter × 150 mm overall assembly length |
| Approximate Weight | 0.8–1.4 kg |
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