Product Introduction
The Bently Nevada 330909-00-20-10-01-05 3300 NSv Proximity Probe is a high-precision, non-contact eddy current displacement sensor designed for accurate vibration and position monitoring in small and high-speed rotating machinery. Belonging to the 3300 NSv (Narrow Side View) Proximity Transducer System, this probe is engineered to deliver stable and linear output in environments where traditional probes cannot fit due to space limitations.
The 330909-00-20-10-01-05 is part of a complete transducer system that includes a 3300 NSv Proximitor Sensor and extension cable, collectively providing precise and reliable vibration or displacement readings. Its design is optimized for machinery health monitoring, fault detection, and predictive maintenance in critical industrial systems.
Built with robust stainless-steel construction, the probe resists oil, moisture, and electromagnetic interference, ensuring dependable operation under harsh industrial conditions. It conforms to API 670 standards, guaranteeing compatibility with high-performance machinery protection systems across various industries.
Technical Specifications
| Parameter | Specification |
|---|---|
| Model Number | 330909-00-20-10-01-05 |
| Product Type | 3300 NSv Proximity Probe |
| Measurement Principle | Eddy Current, Non-Contact |
| System Scale Factor | 200 mV/mil (7.87 mV/μm) |
| Linear Measurement Range | 0.25 mm to 2.0 mm |
| Frequency Response | DC to 10 kHz |
| Probe Tip Diameter | 5 mm (0.197 in) |
| Thread Type | M8 × 1.0 mm |
| Mounting Configuration | Standard Forward Mount |
| Target Material (Calibration) | AISI 4140 Steel |
| Probe Housing Material | Stainless Steel (AISI 304) |
| Operating Temperature | –35°C to +180°C |
| Storage Temperature | –40°C to +200°C |
| Output Sensitivity | ±5% of 200 mV/mil |
| Power Supply (via Proximitor) | –24 V DC nominal |
| Frequency Range Accuracy | ±1% within specified bandwidth |
| Environmental Protection | Hermetically sealed, oil and moisture resistant |
| Electromagnetic Compatibility | IEC 61000-4-3, IEC 61000-4-6 compliant |
| System Compatibility | Works with 3300 NSv Proximitor Sensor |
| Compliance Standard | API 670 Machinery Protection Standard |
| Total Length | 1.0 meter |
| Weight | 0.15 kg |
Product Applications
The Bently Nevada 330909-00-20-10-01-05 Proximity Probe is designed to meet the demanding requirements of shaft vibration and position monitoring in small and high-speed rotating equipment. Its compact design enables installation in confined spaces while maintaining precise and consistent measurement accuracy.
Typical Application Areas:
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Steam Turbines: Measures radial and axial shaft displacement to prevent misalignment or imbalance.
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Compressors: Monitors rotor dynamic behavior and bearing vibration for predictive maintenance.
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Pumps: Detects bearing wear, cavitation, or shaft movement irregularities in fluid systems.
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Motors and Generators: Monitors vibration levels to identify imbalance or mechanical looseness.
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Gearboxes: Provides accurate readings for gear mesh condition monitoring and fault detection.
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Fans and Blowers: Ensures smooth operation by detecting excessive shaft vibration or misalignment.
Industries utilizing this probe include power generation, petrochemical processing, oil and gas production, pulp and paper, and heavy manufacturing, where equipment reliability and uptime are critical.
Product Advantages
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High Accuracy Measurement: Provides consistent, linear, and repeatable results over the full operating range.
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Compact and Versatile Design: Ideal for small machinery and limited-space installations.
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Non-Contact Operation: Prevents mechanical wear, extending system reliability.
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Wide Temperature Range: Reliable performance from –35°C to +180°C.
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Excellent Environmental Protection: Resistant to oil, dust, and humidity through hermetic sealing.
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Superior Electromagnetic Immunity: Shielded against EMI and RFI interference for noise-free operation.
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API 670 Compliance: Meets global standards for industrial machinery protection and safety.
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Stable Output Signal: Maintains consistent sensitivity and linearity across variable operating conditions.
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Durable Stainless-Steel Construction: Ensures long-term operation in corrosive or high-vibration environments.
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Easy Integration: Fully compatible with Bently Nevada 3300 NSv systems, simplifying maintenance and installation.
FAQ
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What is the measurement technology used in this probe?
The probe uses an eddy current sensing technology that measures changes in the electromagnetic field to detect the distance between the probe tip and the conductive target surface. -
Is the probe compatible with other Bently Nevada Proximitor Sensors?
It is specifically designed to operate with the 3300 NSv Proximitor Sensor, ensuring precise calibration and measurement accuracy. -
What type of signal output does the probe provide?
The probe delivers an analog voltage output proportional to displacement, with a standard sensitivity of 200 mV/mil. -
Can it monitor both vibration and position simultaneously?
Yes, the probe can measure both dynamic vibration and static shaft position, providing complete machinery insight. -
What materials are recommended as target surfaces for calibration?
The system is factory-calibrated using AISI 4140 steel, which serves as the standard reference material for all readings. -
How does the probe perform in high electromagnetic interference environments?
It features EMI and RFI shielding that maintains accurate operation even in electrically noisy environments. -
Does the probe require a specific mounting orientation?
The 330909-00-20-10-01-05 is designed for standard forward mounting, but it can also be adapted for special configurations when required. -
What is the linear measurement range of this model?
It provides a linear range between 0.25 mm and 2.0 mm, suitable for precision vibration monitoring applications. -
Can the probe handle high-frequency vibration signals?
Yes, it supports a frequency response up to 10 kHz, ensuring accurate detection of both low- and high-frequency vibration events. -
Is this probe suitable for long-term continuous monitoring?
Absolutely. The probe’s rugged construction and stable calibration make it ideal for continuous, real-time vibration monitoring in industrial machinery.
Related Models (Same Series)
| Model Number | Description |
|---|---|
| 330908-12-31-10-02-00 | 3300 NSv Proximity Probe, standard type |
| 330908-00-36-05-02-05-05 | Compact NSv probe for confined installations |
| 330907-05-30-10-10-02-05 | Reverse mount NSv probe with high durability |
| 330906-02-12-10-02-CN | Reverse mount NSv probe, stainless steel body |
| 330905-00-09-05-05-02-05 | Forward mount NSv probe for narrow machinery |
| 330904-15-15-05-01-00 | General-purpose NSv proximity probe |
Popular Models from the Same Brand (Bently Nevada)
| Model Number | Description |
|---|---|
| 3500/42M | Dual vibration and position monitoring module |
| 3500/92 | Display interface module for the 3500 system |
| 3500/22M | Communication gateway for Bently Nevada systems |
| 330130-040-00 | Extension cable for proximity transducer system |
| 330505-02-12-10-02 | 3300 NSv Proximitor Sensor, standard configuration |
| 3500/32M | Relay module for critical machinery protection |
Company Information
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Add: Alishan Building, 2 Lvling Rd, Siming District, Xiamen, Fujian, China, 361006
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