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Product Introduction
The Bently Nevada 330101-00-25-10-01-00 is a part of the 3300 XL 8mm Proximity Transducer System, a highly trusted solution for machinery vibration and position monitoring. As a proximity probe, this model provides precise, non-contact measurement of shaft position and vibration in rotating machinery.
Designed to interface seamlessly with Bently Nevada’s proximitor sensors and extension cables, the 330101-00-25-10-01-00 probe offers industry-leading durability and reliability under harsh industrial conditions. Its 8 mm tip and robust construction ensure stable operation in high-temperature, high-vibration, and oil-contaminated environments.
This model is commonly used with turbines, compressors, motors, and other rotating equipment in power generation, oil & gas, petrochemical, and heavy industrial sectors where precise shaft monitoring is essential for predictive maintenance and protection systems.
Product Specifications
| Parameter | Specification |
|---|---|
| Model Number | 330101-00-25-10-01-00 |
| Series | Bently Nevada 3300 XL 8mm |
| Probe Tip Diameter | 8 mm (0.315 inch) |
| Connector Type | Miniature coaxial, 90° molded boot connector |
| Connector Location Code | 10 (10 cm from probe end) |
| Thread Type | 1/4-28 UNF |
| Thread Length | 1.0 inch (25.4 mm) |
| Material – Probe Tip | PPS (Polyphenylene Sulfide) |
| Material – Probe Case | AISI 303 Stainless Steel |
| Operating Temperature Range | -35°C to +177°C (-31°F to +350°F) |
| Storage Temperature Range | -51°C to +177°C (-60°F to +350°F) |
| Pressure Rating | Up to 500 psi (34 bar) |
| Sensitivity | 7.87 mV/μm (200 mV/mil) |
| Linear Range | 2 mm (±1 mm) |
| System Interchangeability | ±5% with matched system components |
| Weight | 0.323 kg |
| Total Length | 1 meter |
| Compliance | CE, RoHS, CSA, ATEX when used in certified system |
Product Applications
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Steam and Gas Turbines – Shaft vibration and axial position monitoring for protection against damage
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Compressors – Detects excessive shaft movement and misalignment in high-speed equipment
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Motors and Generators – Ensures early detection of mechanical faults like imbalance or rubbing
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Gearboxes and Pumps – Used to track rotor position and wear detection over time
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Oil & Gas Industry – Critical for machinery condition monitoring in upstream and downstream operations
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Industrial Automation Systems – Integrated into protection and control loops for real-time diagnostics
Product Advantages
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High Reliability in Harsh Environments: Resists oil, vibration, temperature, and pressure changes
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Superior Interchangeability: ±5% system interchangeability ensures consistency and replacement ease
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Compact & Durable Design: Stainless steel construction provides extended lifecycle and ruggedness
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Non-contact Monitoring: No mechanical wear on either the probe or the shaft
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Flexible Mounting: Compatible with tight spaces and configured with various thread types and lengths
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Wide Temperature Range: Designed for both hot and cold applications with stable performance
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Precision Measurement: High sensitivity and accuracy critical for early failure detection
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Compatible with Existing Systems: Seamlessly integrates into existing 3300 XL systems
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Backed by GE Bently Nevada: Trusted brand with decades of experience in condition monitoring
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Lower Downtime: Enables predictive maintenance strategies, reducing unplanned outages
Frequently Asked Questions (FAQ)
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What is the primary function of the 330101-00-25-10-01-00 probe?
It measures shaft vibration and position using a non-contact eddy current method. -
Can this probe operate in high-temperature environments?
Yes, it operates reliably in temperatures up to +177°C (350°F). -
Is the probe compatible with all 3300 XL proximitor systems?
Yes, it is designed to be used with the 3300 XL extension cables and proximitor sensors. -
How accurate is the probe?
The system has a sensitivity of 7.87 mV/μm with a linear range of ±1 mm. -
Is it suitable for outdoor or oil-contaminated environments?
Yes, the probe is sealed and made of corrosion-resistant materials ideal for such conditions. -
What thread type does the probe use?
The probe comes with a 1/4-28 UNF thread. -
Can I replace an existing probe with this one without recalibrating the system?
Yes, within ±5% interchangeability, it allows easy replacement without recalibration. -
Is it compliant with safety standards like ATEX or CE?
Yes, when installed in a certified system, it meets CE, RoHS, and ATEX compliance. -
How is the probe connected to the proximitor sensor?
Via a coaxial extension cable with a molded 90° connector for secure and tight installations. -
How often does the probe require maintenance?
Under normal operating conditions, it requires minimal to no maintenance due to its robust design.
Related Models from the Same Series
| Model Number | Cable Length | Thread Type | Description |
|---|---|---|---|
| 330101-00-05-10-01-00 | 0.5 m | 1/4-28 UNF | Short-length version for compact installations |
| 330101-00-10-10-01-00 | 1.0 m | 1/4-28 UNF | Standard version for general use |
| 330101-00-15-10-01-00 | 1.5 m | 1/4-28 UNF | Medium length probe |
| 330101-00-30-10-01-00 | 3.0 m | 1/4-28 UNF | Long-range shaft vibration applications |
| 330102-00-25-10-01-00 | 2.5 m | M10x1 | Metric thread version |
| 330103-00-25-10-01-00 | 2.5 m | M8x1 | Compact metric thread design |
Popular Bently Nevada Models
| Model Number | Product Type | Description | Application Area |
|---|---|---|---|
| 3500/22M | Communication Module | Transmits data from 3500 racks to host systems | Control room and DCS integration |
| 3500/42M | Vibration Monitor | Measures radial and axial vibration | Turbo machinery protection |
| 330104-00-05-10-02-00 | 3300 XL 5mm Probe | Short length, small diameter proximity probe | Compact spaces |
| 330130-045-00-00 | Extension Cable | Connects proximity probe to proximitor | Signal transmission |
| 330180-91-00 | Proximitor Sensor | Signal conditioning for 3300 XL probes | Probe signal processing |
| 7200-18000-01 | Proximitor Monitor | Monitors probe signals and trip conditions | Vibration protection systems |
