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Product Overview
The Bently Nevada 330980-70-00 3300 XL NSv (Narrow Side-View) Front Sensor is a proximity probe designed for reliable vibration and displacement measurements in small, high-speed rotating machinery. It is part of the 3300 XL NSv system, specifically developed for applications where traditional 8 mm or 11 mm probes cannot be installed due to space constraints. With its narrow side-view configuration, this sensor ensures high accuracy and stability in demanding industrial environments.
Key Features
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Narrow side-view design for space-limited installations
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Non-contact measurement of shaft vibration and displacement
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Designed for smaller, high-speed machines such as motors, pumps, and gearboxes
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High resistance to electrical noise and harsh environments
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Part of the trusted Bently Nevada 3300 XL NSv system
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Factory-calibrated for consistent accuracy
Technical Specifications
| Item | Specification |
|---|---|
| Model Number | 330980-70-00 |
| Type | 3300 XL NSv Front Sensor |
| Measurement Principle | Non-contact eddy current proximity probe |
| Target Material | Conductive (typically 4140 steel or equivalent) |
| Sensitivity | 7.87 V/mm (200 mV/mil) |
| Linear Range | 0.25 mm to 2.0 mm (10 to 80 mils) |
| Probe Tip Diameter | 5 mm (NSv design) |
| Probe Length | Standard (Front Sensor configuration) |
| Cable Length | Typically 5 m (probe + extension + proximitor) system |
| Operating Temperature | -35 °C to +177 °C |
| Storage Temperature | -40 °C to +177 °C |
| Pressure Rating | Up to 500 kPa (72 psi) |
| Compatible Proximitor | 3300 NSv Proximitor Sensor |
| Compliance | CE, CSA, UL for hazardous areas |
| Dimensions | Total Length: 7.0 meters |
| Weight | 0.255 kg |
Industry Applications
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Small steam, gas, and hydro turbines
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High-speed electric motors and generators
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Compressors and pumps in oil & gas industries
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Gearboxes and other compact rotating assets
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Machinery where standard 8 mm or 11 mm probes cannot fit
Advantages
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Enables accurate vibration and displacement monitoring in confined spaces
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Provides early detection of shaft-related issues such as imbalance, misalignment, and bearing wear
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Compatible with Bently Nevada monitoring systems for seamless integration
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Proven reliability in harsh industrial environments
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Extends condition monitoring to smaller, critical machines that were previously difficult to monitor
Frequently Asked Questions (FAQ)
Q1: What makes the 330980-70-00 different from standard proximity probes?
It has a smaller 5 mm probe tip and narrow side-view design, ideal for tight spaces.
Q2: What machines is this probe best suited for?
It is used on small, high-speed rotating equipment such as small turbines, compressors, and motors.
Q3: What is the sensitivity of this probe?
It provides 200 mV/mil (7.87 V/mm).
Q4: What is the linear measurement range?
0.25 mm to 2.0 mm (10 to 80 mils).
Q5: Is it compatible with all Bently Nevada Proximitor modules?
No, it is specifically designed for use with the 3300 XL NSv Proximitor Sensor.
Q6: Can it operate in hazardous areas?
Yes, it has CE, CSA, and UL certifications for hazardous industrial environments.
Q7: What is the operating temperature range?
-35 °C to +177 °C.
Q8: Does it work with standard monitoring systems like the 3500 series?
Yes, when paired with its matching Proximitor, it integrates seamlessly with Bently Nevada systems such as the 3500 and 3701/46.
Q9: How is the probe mounted?
It is designed for threaded installation into machinery bearing housings or similar locations.
Q10: What is the difference between Front Sensor and Rear Sensor models?
Front Sensor allows direct probe access from the front, while Rear Sensor configurations are designed for installations with rear access requirements.
Related Bently Nevada Probes
| Model Number | Description |
|---|---|
| 330980-70-00 | 3300 XL NSv Front Sensor |
| 330980-71-00 | 3300 XL NSv Rear Sensor |
| 330103-00-05-10-02-05 | 3300 XL 8 mm Proximity Probe |
| 330104-00-05-10-02-05 | 3300 XL 8 mm Proximity Probe |
| 330708-00-20-50-02-05 | 3300 XL 11 mm Proximity Probe |
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