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Product Introduction
The Bently Nevada 330102-00-28-05-02-00 3300 XL 8 mm Proximity Probe is a high-performance sensing device designed for precision vibration and position measurements in industrial rotating machinery. It belongs to the well-known 3300 XL series, which is widely used in machinery protection and condition monitoring systems across industries such as power generation, oil & gas, petrochemical, and heavy manufacturing.
This probe is part of the 3300 XL Proximity Transducer System, which includes the probe, extension cable, and Proximitor sensor. Together, the system measures the relative motion and position of a rotating shaft relative to its bearing, enabling accurate monitoring of machinery dynamics and protection against unexpected failures.
Technical Specifications
| Parameter | Description |
|---|---|
| Model Number | 330102-00-28-05-02-00 |
| Series | 3300 XL |
| Probe Tip Diameter | 8 mm |
| System Length | 9 m (probe + extension cable) |
| Total Length | 0.5 m |
| Weight | 0.162 kg |
| Sensitivity | 7.87 V/mm (200 mV/mil) |
| Linear Range | 2 mm (80 mils) |
| Frequency Response | DC to 10 kHz |
| Probe Material | Stainless steel |
| Mounting Thread | M14 × 1.5 |
| Operating Temperature | –35 °C to +177 °C |
| Compatible Driver | 3300 XL Proximitor Sensor |
| Power Supply (via Proximitor) | –24 VDC (nominal) |
| Insulation Resistance | > 50 MΩ |
| Typical Applications | Shaft vibration, axial displacement, phase reference |
Product Applications
The 330102-00-28-05-02-00 proximity probe is used in a wide range of machinery health monitoring applications:
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Turbomachinery monitoring – continuous shaft vibration and position measurement.
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Critical rotating assets – compressors, turbines, pumps, fans, and motors.
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Axial displacement detection – for thrust position monitoring in turbines and large compressors.
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Condition monitoring systems – integrated with Bently Nevada’s 3500 series or other monitoring platforms.
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Phase reference – detecting once-per-turn keyphasor signals in rotating shafts.
Product Advantages
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High reliability – designed for long-term use in demanding industrial environments.
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Wide operating temperature range – ensures stable performance under harsh conditions.
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Excellent linearity – accurate shaft displacement measurement across the specified range.
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Robust design – stainless steel probe tip and durable cable ensure resistance to mechanical damage.
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Seamless integration – fully compatible with Bently Nevada 3300 XL Proximitor sensors and monitoring systems.
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Noise immunity – superior shielding and grounding reduce interference in electrically noisy environments.
FAQ
Q1: What type of signal does this probe provide?
A1: The probe, when used with a Proximitor sensor, provides a voltage output proportional to the shaft-to-probe gap distance.
Q2: What is the sensitivity calibration of this probe?
A2: It is calibrated to 200 mV/mil (7.87 V/mm) sensitivity for accurate vibration measurements.
Q3: Can the probe measure both static and dynamic displacements?
A3: Yes, it measures static shaft position as well as dynamic vibration signals.
Q4: What is the maximum recommended cable length for this probe?
A4: Standard system length is 1 m, but custom configurations can support lengths up to 30 m.
Q5: How is the probe typically mounted?
A5: It uses an M14 × 1.5 mounting thread, with optional adapters for different housings.
Q6: What is the frequency response of this probe?
A6: The probe system has a usable frequency response from DC to 10 kHz, suitable for vibration monitoring.
Q7: Is this probe resistant to oil and harsh environments?
A7: Yes, the cable and probe materials are designed to withstand oil, chemicals, and high temperatures.
Q8: Can this probe be used for keyphasor applications?
A8: Yes, when properly positioned, it can serve as a phase reference probe in keyphasor setups.
Q9: What type of Proximitor sensor is required?
A9: It is designed to work with the 3300 XL Proximitor sensors for optimal accuracy and calibration.
Q10: How does this probe handle electromagnetic interference (EMI)?
A10: It features excellent shielding and grounding design to minimize the effects of EMI in industrial environments.
Recommended Models
| Model Number | Description | Probe Tip | System Length | Application |
|---|---|---|---|---|
| 330102-00-40-05-02-00 | 3300 XL 8 mm Proximity Probe | 8 mm | 5 m | General vibration monitoring |
| 330102-00-33-05-02-00 | 3300 XL 8 mm Proximity Probe | 8 mm | 8 m | Extended range monitoring |
| 330102-00-30-10-02-00 | 3300 XL 8 mm Proximity Probe | 8 mm | 10 m | Long cable installations |
| 330103-00-12-10-02-05 | 3300 XL 11 mm Proximity Probe | 11 mm | 10 m | Larger shaft measurements |
| 330104-00-12-05-02-00 | 3300 XL 25 mm Proximity Probe | 25 mm | 5 m | Large displacement monitoring |
| 330130-045-00-00 | Extension Cable | — | 5 m | Used with 3300 XL probes |
Popular Models from Bently Nevada
| Model Number | Description | Key Features | Application |
|---|---|---|---|
| 3500/22M | Transient Data Interface Module | Collects transient and dynamic data | Machinery protection systems |
| 3500/42M | Proximitor/Seismic Module | 4-channel input for vibration | Vibration monitoring |
| 3500/40M | Proximitor Module | Measures shaft vibration | Turbomachinery |
| 3500/15 | Power Supply Module | Provides DC power | 3500 monitoring racks |
| 330103-00-04-10-02-00 | 3300 XL 11 mm Probe | Larger probe tip | Axial displacement |
| 330104-00-05-05-02-00 | 3300 XL 25 mm Probe | Extra-long linear range | Slow-speed machinery |
| 3500/05 | System Rack | Houses monitoring modules | Condition monitoring |
| 330130-040-00-00 | 4 m Extension Cable | Probe cable extension | Probe installations |
