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- 330709-000-040-10-02-05
- 3300 XL 11mm Proximity Probe
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Bently Nevada 330709-000-040-10-02-05 — Technical Specifications, Product Description, Applications, Advantages, and Related Models
1. Product Overview
The Bently Nevada 330709-000-040-10-02-05 is a model associated with industrial machinery instrumentation. Its complete ordering code is important when identifying the correct probe configuration, mounting dimensions, cable arrangement, and compatibility with the associated monitoring system.
The 3300 XL 11 mm proximity probe family is designed for non-contact measurement of conductive targets, including rotating machinery shafts. When combined with compatible signal-conditioning equipment, a proximity probe can provide measurement signals used to assess shaft displacement, vibration, and relative position.
These measurements are particularly useful in industrial installations where machinery operates continuously and unexpected equipment failures can result in significant downtime, maintenance costs, or production interruptions.
For this particular model, the complete ordering code must be distinguished from similar configurations in the same product family. Small differences in the code may indicate different case lengths, cable arrangements, connector options, or approval configurations.
Technical identification note: The product family can be described in general terms, but the exact configuration of 330709-000-040-10-02-05, including its suffix-specific dimensions and weight, should be verified before the information is used for purchasing, equipment replacement, or a formal technical catalog.
3. Detailed Technical Specifications
The ordering code 330709-000-040-10-02-05 can be interpreted as a 3300 XL 11 mm proximity probe configuration with a 40 mm case, a 1.0 m total system length, a standard cable arrangement, and a multiple-approval option.
3.1 General product parameters
| Parameter | Specification |
|---|---|
| Brand | Bently Nevada |
| Complete model | 330709-000-040-10-02-05 |
| Product series | 3300 XL 11 mm Proximity Probes |
| Product category | Industrial proximity measurement instrumentation |
| Product type | Non-contact eddy-current proximity probe |
| Probe diameter class | 11 mm |
| Mounting thread | M16 × 1.5 |
| Unthreaded length | 0 mm |
| Overall case length | 40 mm |
| Total system length | 1.0 m (3.3 ft) |
| Cable configuration | Standard cable |
| Connector | Miniature coaxial ClickLoc connector |
| Connector protection | Confirm the exact assembly configuration before ordering |
| Approval option | 05 — multiple approvals specified by the applicable product configuration |
| Probe case material | AISI 304 stainless steel |
| Probe tip material | Polyphenylene sulfide (PPS) |
| Cable impedance | 75 Ω nominal |
| Cable construction | Triaxial cable |
| Cable insulation | Fluorinated ethylene propylene (FEP) |
| Measurement principle | Eddy-current sensing |
| Primary measurement target | Compatible conductive metal surface |
| Primary function | Relative shaft displacement and vibration measurement |
| Net product weight | Not confirmed (kg) |
| Overall physical dimensions | See the dimensional table below |
| Packaged weight | Not confirmed (kg) |
| Packaging dimensions | Not confirmed |
3.2 Electrical and measurement parameters
| Parameter | Specification |
|---|---|
| Nominal sensitivity | 7.87 V/mm (200 mV/mil), subject to the specified matched system |
| Nominal linear range | 2.0 mm (80 mil), subject to the specified matched system |
| Recommended operating gap | Approximately 1.27 mm (50 mil), subject to calibration instructions |
| Probe DC resistance | Configuration-dependent; verify the exact 1.0 m assembly |
| Target material | Compatible conductive material |
| Reference target material | AISI 4140 steel is commonly used for reference calibration |
| Measurement output | Voltage output from the compatible proximity transducer system |
| Signal-conditioning equipment | Compatible 3300 XL 11 mm Proximitor sensor |
| System length matching | The 1.0 m configuration must be matched with the corresponding system components |
| Calibration | Requires the correct probe, cable, sensor, and target combination |
| Frequency response | Depends on the specified transducer and monitoring configuration |
| Operating temperature | Must be verified against the exact probe configuration and installation requirements |
| Environmental suitability | Determined by the product’s ratings and the installation conditions |
| Hazardous-area suitability | Confirm the applicable approval documentation for the complete assembly |
3.3 Dimensions and weight
Dimensions should distinguish the probe case, threaded mounting section, cable, and connector. The case length alone does not describe the complete installed assembly.
| Dimension or weight item | Value | Notes |
|---|---|---|
| Nominal probe diameter class | 11 mm | Product family designation |
| Thread diameter | 16 mm nominal | M16 × 1.5 |
| Thread pitch | 1.5 mm | Metric thread |
| Unthreaded length | 0 mm | Ordering-code option |
| Overall case length | 40 mm | Ordering-code option |
| Total system length | 1,000 mm | 1.0 m configuration |
| Probe tip dimensions | Not confirmed | Requires the mechanical drawing |
| Connector dimensions | Not confirmed | Depends on the specified connector assembly |
| Overall installed length | Not confirmed | Depends on mounting and connector geometry |
| Net product weight | Not confirmed (kg) | Actual component weight required |
| Gross packaged weight | Not confirmed (kg) | Includes packaging and any included accessories |
| Package length | Not confirmed (mm) | Depends on packaging |
| Package width | Not confirmed (mm) | Depends on packaging |
| Package height | Not confirmed (mm) | Depends on packaging |
The exact net weight should not be inferred from the probe’s small physical size. If the product is being entered into an inventory database or commercial quotation, use the verified net weight and packaged shipping weight as separate fields.
4. Model Number Interpretation
The model number contains several configuration fields that help distinguish this probe from similar products.
| Code segment | Interpretation | Configuration |
|---|---|---|
| 330709 | Product family | 3300 XL 11 mm proximity probe, M16 × 1.5 thread, unarmored configuration |
| 000 | Unthreaded length | 0 mm |
| 040 | Overall case length | 40 mm |
| 10 | Total system length | 1.0 m |
| 02 | Connector and cable option | Miniature coaxial ClickLoc connector with standard cable |
| 05 | Approval option | Multiple approvals, subject to the exact product documentation |
The final suffix is particularly important in industrial installations. An approval option should not be treated as a blanket guarantee that every installation or complete monitoring system is certified for every hazardous environment.
The probe, associated cable, signal-conditioning component, and installation must all meet the requirements applicable to the equipment and operating location.
5. Product Introduction
The 3300 XL 11 mm proximity probe is designed for non-contact measurement in industrial machinery monitoring systems. It detects changes in the distance between the probe tip and a compatible conductive surface and supplies a signal to associated signal-conditioning equipment.
The 330709-000-040-10-02-05 configuration combines a 40 mm probe case with a 1.0 m system length. The threaded mounting arrangement provides a defined interface for installation in compatible machine housings, while the connector and cable configuration determines how the probe connects to the associated electronics.
5.1 Working principle
The probe operates through eddy-current sensing. An alternating electromagnetic field is generated at the probe tip. When a conductive target enters this field, the target affects the probe’s electrical response.
A compatible Proximitor sensor converts this response into an output related to the distance between the probe tip and the target. As a shaft moves, the gap changes and the resulting signal can be used to assess shaft displacement and vibration.
The system must be calibrated as a complete arrangement. Using a probe with an incompatible cable, signal conditioner, or target material can affect measurement accuracy.
5.2 Main product functions
– Measures the distance between the probe tip and a compatible conductive target without direct contact.
– Supports shaft vibration and relative displacement monitoring when installed in a suitable measurement arrangement.
– Provides measurement information that can be processed by compatible monitoring hardware.
– Supports the collection of machinery condition data for maintenance planning and troubleshooting.
– Provides a defined mechanical and cable configuration for equipment replacement and spare-parts identification.
6. Product Applications
6.1 Steam and gas turbines
Turbines are critical rotating machines that operate under demanding mechanical and thermal conditions. A suitable proximity measurement system can monitor shaft displacement and vibration at designated measurement points.
The resulting data can help engineers investigate changes in rotor behavior, bearing performance, and operating stability. Continuous monitoring also allows current measurements to be compared with historical operating trends.
6.2 Centrifugal compressors
Centrifugal compressors are commonly used in gas processing, petrochemical production, and industrial process systems. Changes in shaft vibration can be associated with rotor imbalance, bearing problems, alignment changes, or other mechanical conditions.
A compatible proximity system can provide measurement signals for monitoring and diagnostic purposes. The 1.0 m system configuration should be selected only where the installation and matching signal-conditioning equipment support that length.
6.3 Pumps and motor-driven equipment
Critical pumps and motor-driven equipment may require continuous monitoring where equipment failure could interrupt production.
Suitable proximity measurement systems can help engineers evaluate shaft movement and investigate abnormal vibration trends. The selection of an 11 mm probe depends on the machine’s design, shaft dimensions, target material, and measurement requirements.
6.4 Oil, gas, and petrochemical facilities
In oil, gas, and petrochemical facilities, rotating equipment often operates continuously and may be difficult or costly to take out of service for inspection.
Machinery monitoring instrumentation can provide information about equipment condition during operation. This information helps maintenance personnel identify changes that may require further investigation.
The approval suffix and environmental suitability must be checked against the requirements of the specific installation.
6.5 Industrial machinery condition monitoring
The probe can form part of a broader machinery monitoring program in which shaft measurements are recorded and compared over time.
Trend analysis can help distinguish normal operating variation from persistent changes. The measurements should be interpreted alongside operating conditions, maintenance records, and other diagnostic information.
7. Product Advantages
| Advantage | Technical explanation | Practical value |
|---|---|---|
| Non-contact sensing | Measures a conductive target without physical contact | Supports continuous shaft measurement |
| 11 mm probe design | Uses the specified 11 mm proximity measurement family | Provides an option for compatible industrial monitoring installations |
| Defined case length | 40 mm overall case-length configuration | Helps determine mounting suitability |
| Metric mounting thread | M16 × 1.5 thread | Provides a defined mechanical interface |
| 1.0 m system configuration | Designed for the corresponding system length | Can suit installations with shorter cable requirements |
| Standard cable option | Uses the specified standard cable configuration | Simplifies identification when replacing a matching assembly |
| Compatible signal conditioning | Designed to operate with the appropriate Proximitor sensor | Supports conversion of the sensing signal into usable measurement data |
| Repeatable measurements | Depends on correct calibration and installation | Supports comparison of machinery trends |
| Defined ordering code | Identifies mechanical, cable, and approval options | Helps reduce replacement-selection errors |
| Machinery monitoring integration | Can form part of a suitable monitoring arrangement | Supports maintenance planning and condition assessment |
7.1 Non-contact operation
The probe measures the target without requiring routine physical contact with the rotating shaft. This is useful for machinery where continuous measurement is needed while the equipment is operating.
7.2 Consistent measurement under controlled conditions
When the probe, cable, sensor, and target are correctly matched, the system can provide repeatable measurements. Reliable results depend on installation quality, calibration, and the condition of the complete signal path.
7.3 Support for preventive maintenance
Measurement trends can help maintenance teams determine whether an inspection is needed and prioritize equipment that shows abnormal changes.
7.4 Simplified spare-parts identification
The complete model number distinguishes the 40 mm case and 1.0 m system configuration from similar probes with different dimensions or cable options.
7.5 Industrial application flexibility
The broader proximity probe family is used in a range of industrial machinery monitoring applications. Suitability for a particular machine must be established using the actual installation and system requirements.
8. Five Related Models from the Same Series
The following five model references represent alternative 3300 XL 11 mm probe configurations. They are intended for technical comparison, not as a declaration of direct interchangeability.
| No. | Model | Product type | Key parameters | Dimensions | Weight (kg) |
|---|---|---|---|---|---|
| 1 | 330709-000-040-10-02-00 | 3300 XL 11 mm proximity probe | M16 × 1.5 thread; 0 mm unthreaded length; 40 mm case; 1.0 m system length; standard cable | 40 mm case; 1.0 m system length | Not confirmed |
| 2 | 330709-000-040-50-02-05 | 3300 XL 11 mm proximity probe | M16 × 1.5 thread; 40 mm case; 5.0 m system length; standard cable; multiple approvals | 40 mm case; 5.0 m system length | Not confirmed |
| 3 | 330709-000-040-10-12-05 | 3300 XL 11 mm proximity probe | M16 × 1.5 thread; 40 mm case; 1.0 m system length; FluidLoc cable option; multiple approvals | 40 mm case; 1.0 m system length | Not confirmed |
| 4 | 330709-000-050-10-02-05 | 3300 XL 11 mm proximity probe | M16 × 1.5 thread; 50 mm case; 1.0 m system length; standard cable; multiple approvals | 50 mm case; 1.0 m system length | Not confirmed |
| 5 | 330709-000-060-10-02-05 | 3300 XL 11 mm proximity probe | M16 × 1.5 thread; 60 mm case; 1.0 m system length; standard cable; multiple approvals | 60 mm case; 1.0 m system length | Not confirmed |
The model references above illustrate common configuration differences within the product family. Before ordering, confirm that the complete part number corresponds to an available configuration and that the dimensions and cable options match the intended application.
9. Comparison of the Five Related Models
| Model | Main difference | Potential reason for selection | Important consideration |
|---|---|---|---|
| 330709-000-040-10-02-00 | Different approval suffix | Where the required configuration does not call for the multiple-approval option | Verify installation certification requirements |
| 330709-000-040-50-02-05 | 5.0 m system length | Where the measurement point is farther from the signal conditioner | Requires the matching 5.0 m system configuration |
| 330709-000-040-10-12-05 | FluidLoc cable option | Where the specified cable construction is required | Confirm connector and cable compatibility |
| 330709-000-050-10-02-05 | 50 mm case length | Where a longer probe case is needed | Confirm available mounting clearance |
| 330709-000-060-10-02-05 | 60 mm case length | Where the installation requires a different case geometry | Confirm mounting and measurement-point geometry |
These variants should not be substituted solely because they belong to the same product series. Cable length, cable construction, case length, connector configuration, and approval requirements must all be considered.
10. Five Additional Bently Nevada Models for Broader Applications
The following models cover other proximity measurement and machinery monitoring functions. They are related product references rather than guaranteed substitutes for the target probe.
| No. | Model | Product series | Main function | Key parameters | Dimensions | Weight (kg) |
|---|---|---|---|---|---|---|
| 1 | 330101-00-40-10-02-00 | 3300 XL 8 mm | Non-contact shaft displacement measurement | 8 mm probe family; exact thread and cable configuration must be confirmed | Model-specific drawing required | Not confirmed |
| 2 | 330104-00-05-10-02-00 | 3300 XL 8 mm | Proximity measurement for compatible machinery monitoring systems | 8 mm probe family; configuration-specific sensing and mounting parameters | Model-specific drawing required | Not confirmed |
| 3 | 330130-040-00-00 | 3300 XL extension cable family | Connects a compatible probe to the associated sensor | 4.0 m extension cable family reference; connector compatibility must be checked | 4,000 mm cable; connector dimensions not confirmed | Not confirmed |
| 4 | 330180-50-00 | 3300 XL Proximitor Sensor family | Signal conditioning for a compatible proximity system | Signal-conditioning component; matching system length and electrical compatibility must be confirmed | Housing and mounting dimensions not confirmed | Not confirmed |
| 5 | 3500/42M | 3500 machinery monitoring system | Vibration and position monitoring | Monitoring functions depend on module configuration and system setup | Rack-module dimensions require confirmation | Not confirmed |
The model references in this table are provided to help organize further selection. Complete order codes and technical configurations must be confirmed before procurement.
11. Product Type and System Compatibility Comparison
| Model | Component role | Main function | Direct replacement for the target probe? |
|---|---|---|---|
| 330709-000-040-10-02-05 | Proximity probe | Detects changes in target distance | Target model |
| 330101-00-40-10-02-00 | Proximity probe | Shaft displacement measurement | Not established |
| 330104-00-05-10-02-00 | Proximity probe | Proximity measurement | Not established |
| 330130-040-00-00 | Extension cable | Signal connection | No; different component type |
| 330180-50-00 | Proximitor sensor | Signal conditioning | No; different component type |
| 3500/42M | Monitoring module | Processes compatible monitoring inputs | No; different component type |
The distinction between a probe, an extension cable, a Proximitor sensor, and a monitoring module is important. Each performs a different function, and the components must be selected as a compatible system.
12. Installation and Maintenance Considerations
12.1 Mechanical installation
The M16 × 1.5 mounting thread and 40 mm case length should be checked against the machine’s mounting arrangement.
The probe must be positioned so that the shaft cannot contact the sensing tip during normal operation or expected mechanical movement. Thread engagement and installation torque should follow the applicable technical instructions.
12.2 Probe gap and calibration
The gap between the probe tip and the conductive target determines the operating point of the measurement system.
The gap must be established using the specified calibration procedure. Nominal sensitivity and linear range should not be assumed to remain unchanged if an incompatible cable, sensor, or target material is used.
12.3 Cable and connector handling
The cable should be routed away from sharp edges, excessive heat, mechanical abrasion, and moving machine parts.
The connector should be installed according to the specified procedure. Excessive tightening or bending can damage the connection and affect signal stability.
12.4 Signal verification
Following installation, verify that the probe and sensor provide the expected measurement response. Unstable or abnormal readings may result from incorrect gap adjustment, poor connections, damaged cables, incompatible system components, or actual machinery problems.
12.5 Routine maintenance
Routine inspections should include the mounting condition, cable integrity, connector security, and measurement trends.
If an abnormal vibration or displacement reading occurs, inspect the complete signal chain and investigate the machine’s operating condition before deciding that the probe itself has failed.
13. Procurement and Inventory Checklist
| Procurement field | Recommended entry |
|---|---|
| Brand | Bently Nevada |
| Complete model | 330709-000-040-10-02-05 |
| Product series | 3300 XL 11 mm Proximity Probes |
| Product type | Non-contact proximity probe |
| Mounting thread | M16 × 1.5 |
| Unthreaded length | 0 mm |
| Case length | 40 mm |
| Total system length | 1.0 m |
| Connector | Miniature coaxial ClickLoc |
| Cable type | Standard cable |
| Approval option | 05, multiple approvals subject to applicable documentation |
| Net product weight | Verify in kg |
| Gross packaged weight | Verify in kg |
| Product dimensions | Confirm from the dimensional drawing |
| Compatible signal conditioner | Matching 3300 XL 11 mm Proximitor sensor |
| Environmental requirements | Confirm against the installation |
| Replacement compatibility | Verify the complete part number and existing system configuration |
14. Final Product Summary
The Bently Nevada 330709-000-040-10-02-05 is associated with the 3300 XL 11 mm proximity probe family. Its ordering code indicates a 40 mm case, a 1.0 m system-length configuration, a standard cable option, and a multiple-approval suffix.
Its primary purpose is non-contact measurement of a compatible conductive target. When used with the correct signal-conditioning and monitoring equipment, it can support shaft displacement measurement, vibration monitoring, machinery condition assessment, and maintenance planning.
The principal selection factors are the mounting thread, case length, system length, connector configuration, calibration, environmental requirements, and compatibility with the existing monitoring system.
Five related probe configurations and five broader product references have been included for comparison. The exact physical dimensions and net weight in kilograms remain subject to verification for each complete model configuration. These values should be confirmed before the information is used in a formal product catalog, technical quotation, or replacement-parts specification.