Product Overview
The Bently Nevada 330904-00-15-05-02-05 is a high-performance 3300 NSv proximity probe designed for precise vibration and position monitoring in critical rotating machinery. As an Industrial Automation Module, this probe delivers reliable, real-time data to protect assets such as compressors, turbines, and pumps. With a 0.5-meter total length and miniature coaxial ClickLoc connector, the 330904-00-15-05-02-05 integrates seamlessly into existing monitoring systems.
Engineered for demanding environments, the 330904-00-15-05-02-05 offers enhanced chemical resistance compared to earlier models, making it ideal for process compressor applications. Its side-view characteristics outperform previous 3000-series probes when gapped at the same distance, ensuring accurate measurements even in tight installations.
Key Features & Benefits
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Enhanced Chemical Resistance: The NSv probe withstands aggressive media, expanding its use in chemical and process industries.
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Interchangeable Design: Mechanically and electrically compatible with Bently Nevada's previous 3300 RAM probe and extension cable, simplifying upgrades.
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Precision Measurement: Linear range of 1.5 mm (60 mils) with incremental scale factor of 7.87 V/mm (200 mV/mil) ensures accurate displacement readings.
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Robust Construction: Probe tip made of polyphenylene sulfide (PPS) and case of AISI 304 stainless steel for durability.
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Wide Temperature Range: Operates from -52°C to +177°C (-62°F to +351°F), suitable for extreme conditions.
Technical Specifications
| Parameter |
Value |
| Probe DC Resistance (0.5 m) |
4.0 ± 0.5 ohms |
| Linear Range |
1.5 mm (60 mils) |
| Recommended Gap Setting |
1.0 mm (40 mils) |
| Incremental Scale Factor (ISF) |
7.87 V/mm (200 mV/mil) +12.5%/-20% |
| Deviation from Best Fit Straight Line (DSL) |
Less than ±0.06 mm (±2.3 mils) |
| Frequency Response |
0 to 10 kHz: +0, -3 dB typical |
| Target Size (flat target) |
Minimum 8.9 mm (0.35 in) diameter; recommended 13 mm (0.5 in) |
| Probe Tip Material |
Polyphenylene sulfide (PPS) |
| Probe Case Material |
AISI 304 stainless steel |
| Probe Cable |
75 Ω coaxial, FEP insulated, 0.5 m length |
| Maximum Torque |
0.56 N•m (5 in•lb) |
| Minimum Bend Radius |
25.4 mm (1.0 in) |
| Operating Temperature |
-52°C to +177°C (-62°F to +351°F) |
| Storage Temperature |
-52°C to +177°C (-62°F to +351°F) |
| Connector-to-Connector Torque (M8X1) |
Max 7.3 N•m (65 in•lb); Recommended 5.1 N•m (45 in•lb) |
| Maximum Length of Thread Engagement |
12 mm |
Industry Applications
The 330904-00-15-05-02-05 excels in vibration monitoring for rotating equipment. Common applications include:
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Process Compressors: The enhanced chemical resistance allows reliable operation in corrosive gas environments.
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Turbines & Generators: Precise shaft vibration and position monitoring for predictive maintenance.
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Pumps & Motors: Early detection of misalignment or bearing wear reduces unplanned downtime.
Installation & Setup Guidance
Proper installation ensures accurate measurements. Follow these guidelines:
- Mount the probe with the recommended torque of 5.1 N•m (45 in•lb) for M8X1 threads to avoid damage.
- Maintain a minimum bend radius of 25.4 mm (1.0 in) for the cable to prevent signal degradation.
- Set the initial gap to 1.0 mm (40 mils) from the target surface for optimal linearity.
- Use shielded triad cable for field wiring; maximum length between the Proximitor Sensor and monitor is 305 meters (1,000 feet).
- For axial position measurements on shafts smaller than 13 mm (0.5 in), reduce the gap to minimize scale factor changes.
Maintenance & Reliability
The 330904-00-15-05-02-05 requires minimal maintenance due to its robust construction. Regularly inspect the probe tip and cable for physical damage or contamination. The probe is designed to seal differential pressure with a Viton O-ring; ensure the O-ring remains intact during installation. With proper care, this module provides years of reliable service, reducing total cost of ownership.
Selection Guide & Purchasing Advice
Before purchasing, verify the probe length, thread type (M8X1), and connector style match your system requirements. The 330904-00-15-05-02-05 is a new, original unit in factory packing with a 12-month warranty. PLC Source PRO ensures authentic Bently Nevada parts for your critical applications.