The Bently Nevada 330104-00-02-50-02-00 Proximity Probe Module is a premium industrial sensing solution developed for precise shaft vibration, displacement, and position monitoring in critical rotating equipment. As part of the globally recognized 3300 XL 8 mm Proximity Transducer System, this model combines rugged mechanical construction with highly accurate eddy-current sensing technology to provide dependable machine protection in demanding operating environments.
This specific configuration features a 50 mm probe case length and a 5.0-meter total system length, making it ideal for installations requiring greater cable reach between the monitoring location and machinery. The armored probe design enhances mechanical protection and durability, helping ensure reliable operation in power plants, refineries, compressor stations, and heavy industrial facilities.
By delivering continuous real-time measurement of shaft movement, the probe helps maintenance teams identify vibration abnormalities, misalignment, bearing wear, shaft rub, and imbalance before they develop into serious equipment failures. This proactive approach supports predictive maintenance strategies, reduces unplanned downtime, and improves overall asset reliability.
Technical Profile and Performance Characteristics
Product Overview
| Parameter | Specification |
|---|---|
| Manufacturer | Bently Nevada |
| Model Number | 330104-00-02-50-02-00 |
| Product Type | Proximity Probe Module |
| Series | 3300 XL 8 mm Series |
| Measurement Technology | Eddy Current Sensor |
| Monitoring Functions | Shaft Position, Vibration, Displacement |
| Thread Type | M10 × 1 Metric Thread |
| Probe Configuration | Armored Probe |
| Measurement Method | Non-Contact Monitoring |
| Installation Type | Fixed Industrial Mounting |
Electrical Specifications
| Parameter | Specification |
|---|---|
| Output Signal | Voltage Proportional to Gap Distance |
| Sensitivity | 7.87 V/mm (200 mV/mil Typical) |
| Frequency Response | Up to 10 kHz Typical |
| Signal Stability | Excellent Long-Term Stability |
| Linear Measurement Range | Approximately 0.25 mm to 2.75 mm |
| System Compatibility | 3300 XL Proximitor Systems |
| Power Requirement | Compatible with Standard 3300 XL Systems |
| Noise Immunity | High Industrial EMI Resistance |
The probe is designed to provide highly repeatable measurements while maintaining exceptional stability across varying operating conditions.
Dimensions and Weight
| Parameter | Specification |
|---|---|
| Probe Diameter | 8 mm |
| Unthreaded Length | 0 mm |
| Overall Case Length | 50 mm |
| Total System Length | 5.0 meters (16.4 ft) |
| Connector Type | Miniature Coaxial ClickLoc Connector |
| Probe Housing Material | AISI 303/304 Stainless Steel |
| Probe Tip Material | Polyphenylene Sulfide (PPS) |
| Approximate Product Weight | 0.323 kg |
| Shipping Weight | Approximately 1.5 kg |
The 5-meter system configuration is commonly selected for machinery layouts where additional installation flexibility is required.
Environmental Specifications
| Parameter | Specification |
|---|---|
| Operating Temperature | Up to +177°C |
| Storage Temperature | Down to -51°C |
| Humidity Capability | Industrial Non-Condensing Environments |
| Shock Resistance | High-Durability Industrial Design |
| Vibration Resistance | Suitable for Continuous Monitoring Applications |
| Corrosion Protection | Stainless Steel Construction |
Designed for harsh industrial conditions, the probe maintains measurement accuracy even in environments exposed to temperature fluctuations and continuous vibration.
Frequently Recommended Companion Models
For complete machinery protection systems, engineers commonly pair this probe with the following products:
- Bently Nevada 330130 Proximitor Sensor
- Bently Nevada 330101 Extension Cable
- Bently Nevada 3500/42M Proximitor Monitor
- Bently Nevada 3500/22M Transient Data Interface
- Bently Nevada 3500/25 Keyphasor Module
- Bently Nevada 3500/15 Power Supply Module
- Bently Nevada 3500/40M Monitor
- Bently Nevada 330103 Proximity Probe Series
These products help create a fully integrated condition monitoring and machinery protection platform.
Popular Bently Nevada Models
Among rotating equipment specialists and maintenance professionals, the following models are frequently specified:
- Bently Nevada 330104-00-05-50-02-00
- Bently Nevada 330104-00-08-50-02-00
- Bently Nevada 330104-00-10-50-02-00
- Bently Nevada 330103-00-05-10-02-00
- Bently Nevada 330101-00-08-10-02-00
- Bently Nevada 330130-080-00-00
- Bently Nevada 3500/42M
- Bently Nevada 3500/22M
- Bently Nevada 3500/25
- Bently Nevada 3500/92
These products are widely deployed across industries that depend on accurate machinery health monitoring.
