Bently Nevada 330876-03-90-00-00 3300 XL 50 mm Eddy Current Probe

Applications

• Differential expansion (DE) and rotor expansion monitoring in large steam turbines.

• Shaft position and displacement measurement in turbo-generator systems.

• Critical vibration and axial position monitoring in power generation equipment.

• Heavy industrial rotating machinery condition monitoring systems.

• Oil and gas turbine train protection and diagnostic systems.

• Compressor and large pump shaft movement measurement applications.

• High-temperature machinery monitoring in harsh operating environments.

• Asset protection systems for high-value rotating equipment.

Key Advantages

• Large 50 mm probe design enables extended linear measurement range for heavy machinery.

• High-accuracy eddy current sensing for precise displacement monitoring.

• Engineered for extreme industrial environments with high thermal resistance.

• Supports long-distance signal transmission with 9.0 m system configuration.

• Rugged stainless-steel construction for long-term operational stability.

• Designed for critical turbine applications requiring high reliability.

• Excellent resistance to pressure, vibration, and temperature variation.

• Integrates into Bently Nevada 3300 XL transducer architecture for full system compatibility.

Technical FAQs

Q1: What is the main function of the 330876-03-90-00-00 probe?
A: It measures shaft displacement and differential expansion in large rotating machinery using eddy current technology.

Q2: What type of machinery is it typically used on?
A: Large steam turbines, generators, compressors, and heavy industrial rotating equipment.

Q3: What sensing principle does it use?
A: It uses eddy current non-contact displacement measurement technology.

Q4: Is it suitable for high-temperature environments?
A: Yes, it is designed for demanding industrial and high-temperature turbine applications.

Q5: What is the system length of this model?
A: It has a total system length of 9.0 meters.

Q6: Does it measure vibration or displacement?
A: It primarily measures shaft displacement and differential expansion rather than casing vibration.

Q7: Why is a 50 mm probe used?
A: The large diameter allows an extended linear range suitable for turbine expansion monitoring.

Q8: Is it part of a complete system?
A: Yes, it works with a matching extension cable and Proximitor sensor in the 3300 XL system.

Q9: Can it be used in continuous monitoring systems?
A: Yes, it is designed for permanent installation and continuous monitoring.

Q10: What is the key benefit of this probe series?
A: It provides high-precision, long-range displacement measurement for critical turbine protection applications.