Product Highlights
The Bently Nevada 330980-70-05 3300 XL NSv Proximitor Sensor is a compact eddy-current sensor designed for the 3300 XL NSv Proximity Transducer System. It is engineered for installations where conventional proximity transducer systems cannot be accommodated due to limited mounting space. When paired with a compatible 3300 NSv Proximity Probe and 3300 NSv Extension Cable, it delivers precise non-contact displacement measurements for rotating equipment.
This configuration features a 7.0 m (23.0 ft) system length, panel-mount housing, and the Multiple Approvals (05) option. Its compact enclosure, SpringLoc terminals, and enhanced EMI/RFI immunity help simplify installation while maintaining dependable long-term performance.
Technical Specifications
| Specification | Description |
|---|
| Manufacturer | Bently Nevada |
| Model Number | 330980-70-05 |
| Product Type | 3300 XL NSv Proximitor Sensor |
| Product Family | 3300 XL NSv |
| System Length | 7.0 m (23.0 ft) |
| Mounting Style | Panel Mount |
| Agency Approval | 05 – Multiple Approvals |
| Measurement Principle | Eddy-current proximity measurement |
| Compatible Probe | 3300 NSv Proximity Probe |
| Compatible Extension Cable | 3300 NSv Extension Cable |
| Average Scale Factor | 7.87 V/mm (200 mV/mil) |
| Linear Measurement Range | 1.5 mm (60 mil) |
| Frequency Response | DC to 10 kHz (typical) |
| Supply Voltage | -17.5 to -26 VDC |
| Maximum Current Consumption | 12 mA |
| Output Resistance | 50 Ω |
| Field Wiring Distance | Up to 305 m (1,000 ft) |
| Operating Temperature | -52°C to +100°C (-62°F to +212°F) |
| Housing Material | Cast aluminum |
| Dimensions | Approx. 81.3 × 61.0 × 63.5 mm (3.2 × 2.4 × 2.5 in) |
| Product Weight | Approx. 0.24–0.25 kg |
| Shipping Weight | Approx. 2.0 kg |
| Country of Origin | USA |
Typical Applications
The 330980-70-05 is designed for machinery where installation space is limited while maintaining high measurement accuracy.
Typical applications include:
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Centrifugal compressors
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Refrigeration compressors
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Process gas compressors
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Steam turbines
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Pumps
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Gearboxes
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High-speed rotating machinery
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Equipment modernization and replacement projects
Its compact profile makes it particularly suitable for installations with narrow side-view clearances or small shaft diameters.
Technical FAQs
1. What is the Bently Nevada 330980-70-05?
It is a 3300 XL NSv Proximitor Sensor designed for use with compatible 3300 NSv probes and extension cables.
2. What does the "70" configuration indicate?
It specifies a 7.0-meter (23.0-foot) total system length with a panel-mount configuration.
3. What does the "05" suffix represent?
The "05" suffix indicates the Multiple Approvals configuration.
4. Which probe is compatible with this sensor?
It is designed to operate with compatible 3300 NSv Proximity Probes and matching NSv extension cables.
5. What is the measurement scale factor?
The average scale factor is 7.87 V/mm (200 mV/mil).
6. What is the linear measurement range?
The sensor provides a 1.5 mm (60 mil) linear measurement range.
7. What operating voltage is required?
The recommended operating supply is -17.5 to -26 VDC, with a maximum current consumption of approximately 12 mA.
8. What is the operating temperature range?
The operating temperature is -52°C to +100°C (-62°F to +212°F).
9. What is the approximate product weight?
The sensor weighs approximately 0.24–0.25 kg, depending on packaging and documentation reference.
10. Why choose the 330980-70-05?
It combines compact dimensions, reliable electrical performance, factory calibration, and international approvals, making it an excellent choice for professional machinery monitoring applications.
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