Precision Proximity Probe for Continuous Rotating Machinery Monitoring
The Bently Nevada 22811-00-03-10-02 8 mm Standard Mount Probe is a non-contact eddy current proximity probe engineered for accurate measurement of shaft vibration, displacement, and position in rotating machinery. Designed for dependable long-term operation, this probe provides precise signal detection for machinery protection and condition monitoring systems used in power generation, oil and gas, petrochemical, and heavy industrial facilities.
With its compact standard-mount design, robust stainless-steel construction, and miniature coaxial connector, the 22811-00-03-10-02 offers reliable performance in demanding industrial environments. It is well suited for applications requiring continuous monitoring of shaft dynamics to support predictive maintenance and equipment reliability programs.
Engineering Features and Specifications
The 22811-00-03-10-02 is configured as a standard-mount 8 mm proximity probe with a 1.0-meter integral cable and miniature coaxial connector. Designed for seamless integration with compatible Bently Nevada monitoring systems, it delivers stable measurement performance and excellent environmental durability.
| Parameter | Details |
|---|
| Manufacturer | Bently Nevada |
| Model Number | 22811-00-03-10-02 |
| Product Type | 8 mm Standard Mount Probe |
| Measurement Technology | Eddy Current Proximity Sensing |
| Probe Diameter | 8 mm |
| Mounting Style | Standard Mount |
| Thread Type | 3/8-24 UNF |
| Unthreaded Length | 0 mm |
| Overall Case Length | 30 mm |
| Integral Cable Length | 1.0 m (3.3 ft) |
| Connector Type | Miniature Male Coaxial Connector |
| Probe Body Material | Stainless Steel |
| Typical Linear Range | Up to 2.0 mm (80 mils) when used with compatible system |
| Recommended Target Material | AISI 4140 Steel or equivalent |
| Dimensions | Approx. 30 mm case length, 8 mm probe diameter |
| Weight | Approx. 0.18 kg |
Typical Industrial Applications
The 22811-00-03-10-02 is widely used for machinery protection and condition monitoring in mission-critical rotating equipment.
| Industry | Typical Equipment |
|---|
| Power Generation | Steam turbines, generators |
| Oil & Gas | Compressors, pumps, gas turbines |
| Petrochemical | High-speed rotating process equipment |
| Mining | Crushers, large motors, conveyors |
| Manufacturing | Gearboxes, production machinery |
Common monitoring applications include:
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Radial shaft vibration measurement
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Axial position monitoring
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Shaft displacement analysis
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Rotor dynamic monitoring
-
Machinery protection systems
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Predictive maintenance programs
Performance Benefits
High Measurement Accuracy
The eddy current sensing technology delivers repeatable, high-resolution measurements without physical contact, reducing wear while maintaining consistent performance.
Durable Industrial Construction
Manufactured with a stainless-steel housing, the probe withstands vibration, temperature variations, and harsh operating environments encountered in industrial facilities.
Easy System Integration
The standard mounting configuration and miniature coaxial connector simplify installation and replacement within compatible Bently Nevada monitoring systems.
Reliable Long-Term Operation
Engineered for continuous service, the probe supports uninterrupted condition monitoring, helping maintenance teams detect developing faults before they lead to equipment failures.
Cost-Effective Asset Protection
By providing continuous shaft movement data, the probe enables predictive maintenance strategies that reduce unplanned downtime and extend equipment service life.
Technical FAQs
Q1: What is the primary function of the 22811-00-03-10-02?
It measures shaft vibration, displacement, and position using non-contact eddy current sensing technology.
Q2: What is the probe diameter?
The probe features an 8 mm sensing tip, suitable for standard industrial proximity monitoring applications.
Q3: What mounting thread does this probe use?
It uses a 3/8-24 UNF standard mounting thread.
Q4: What cable length is supplied?
This model includes a 1.0-meter integral cable.
Q5: Which connector is provided?
The probe is equipped with a miniature male coaxial connector for secure signal transmission.
Q6: Can this probe monitor both vibration and shaft position?
Yes. It is designed for dynamic vibration measurement as well as static shaft position monitoring.
Q7: Is the probe suitable for turbine applications?
Yes. It is commonly installed on steam turbines, gas turbines, compressors, and other critical rotating machinery.
Q8: Does the probe require direct contact with the shaft?
No. It operates using non-contact eddy current technology.
Q9: What materials are recommended for the target surface?
The probe is typically calibrated for conductive materials such as AISI 4140 steel.
Q10: How should the probe be maintained?
Routine maintenance includes checking probe mounting security, cable integrity, connector condition, and overall signal performance during scheduled inspections.
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