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- Bently Nevada
- 330850-90-05
- 3300 XL 25 mm Front Sensor
- USA
- 9.0 meters
- 0.255 kg
- Xiamen, China
- New & In Stock
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Our products are imported in bulk from the place of origin. Because of the cooperative relationship, our products are all original and 100% new.
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All our products are priced very favorably because we have our own warehouse and supply.
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Product Overview
The Bently Nevada 330850-90-05 is a 3300 XL 25 mm front sensor designed for high-precision, non-contact measurement of vibration and shaft displacement in rotating machinery. It is part of the Bently Nevada 3300 XL proximity transducer system, widely used in industrial machinery protection and condition monitoring applications.
This sensor is built for long-term reliability in demanding industrial environments and provides stable, accurate measurement signals for critical assets such as turbines, compressors, pumps, and generators.
Technical Specifications
| Parameter | Details |
|---|---|
| Manufacturer | Bently Nevada |
| Model | 330850-90-05 |
| Product Series | 3300 XL |
| Sensor Type | 25 mm Front Sensor |
| Measurement Type | Shaft vibration and displacement |
| Total Cable Length | 9.0 meters |
| Weight | 0.255 kg |
| Sensing Technology | Eddy current proximity system |
| Output Signal | Conditioned displacement/vibration signal |
| Installation Type | Industrial mounting system |
| Operating Environment | Heavy-duty industrial applications |
| System Compatibility | Bently Nevada 3300 XL system |
What This Product Is
The 330850-90-05 front sensor is a key component of a non-contact measurement system used in rotating machinery monitoring. It works as part of a complete setup including a proximity probe, extension cable, and monitoring module.
Its main purpose is to measure the distance between the probe tip and a rotating shaft without physical contact, ensuring continuous and accurate monitoring of machine behavior.
Function and Working Principle
This sensor operates using eddy current technology. A high-frequency electromagnetic field is generated at the probe tip, and when a conductive shaft enters this field, eddy currents are induced on the surface.
Changes in the gap between the probe and the shaft are converted into an electrical signal representing mechanical movement.
It enables measurement of:
- Shaft vibration
- Radial displacement
- Axial position
- Dynamic shaft movement
This non-contact method ensures high reliability and eliminates mechanical wear.
Role in Industrial Systems
The 330850-90-05 plays an essential role in machinery protection and monitoring systems by acting as the signal conversion interface within the 3300 XL architecture.
Its functions include:
- Converting probe signals into usable monitoring outputs
- Providing real-time vibration data
- Supporting early fault detection
- Enabling alarm and shutdown functions
- Supporting predictive maintenance strategies
It ensures continuous protection of critical rotating equipment.
Industrial Applications
This sensor is widely used in industries requiring continuous monitoring of rotating machinery:
- Power generation plants
- Oil and gas production facilities
- Petrochemical processing plants
- Industrial compressor systems
- Pumping and hydraulic systems
- Marine propulsion systems
It is especially suitable for harsh environments where reliability and accuracy are critical.
Compatible Components
The 330850-90-05 is typically used with:
- 3300 XL 25 mm proximity probes
- Extension cables (matched system length)
- Bently Nevada 3300 XL monitoring modules
- Machine protection systems
- Signal processing units
- Industrial mounting hardware
All components must be used as a complete matched system for accurate measurement performance.
Recommended Alternative Models
| Model | Cable Length | Application |
|---|---|---|
| 330850-90-05 | 9.0 m | Standard long-distance installation |
| 330850-90-00 | 9.0 m | Base configuration version |
| 330850-90-CN | 9.0 m | Regional variant model |
| 330850-51-05 | 5.0 m | Medium-length installation |
| 330850-50-00 | 5.0 m | Compact installation systems |
Key Advantages
- High-precision non-contact measurement
- Stable performance in harsh environments
- Fully compatible with 3300 XL monitoring systems
- Long cable design for flexible installation
- Supports continuous machinery monitoring
- Reliable signal conditioning and output
Technical FAQs
What is the function of the 330850-90-05 sensor?
It measures vibration and shaft displacement using non-contact eddy current technology.
Is it part of a complete system?
Yes, it is used with probes, cables, and monitoring modules in the 3300 XL system.
What equipment is it used for?
It is used on turbines, compressors, pumps, and other rotating machinery.
Can it operate continuously?
Yes, it is designed for long-term industrial monitoring applications.
Conclusion
The Bently Nevada 330850-90-05 3300 XL 25 mm Front Sensor is a reliable industrial component designed for accurate vibration and displacement measurement in rotating machinery. With its non-contact sensing technology and integration into the 3300 XL system, it provides essential data for machinery protection, operational safety, and predictive maintenance in critical industrial environments.