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- 330851-02-000-050-90-00-05
- 3300 XL 25mm Proximity Probe
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- 5.0 m
- 0.46kg
- Xiamen, China
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Industrial Proximity Probe Extension Cable Assembly
Model: 330851-02-000-050-90-00-05
1. Brand & Product Positioning
This product belongs to a precision industrial vibration monitoring instrumentation line used for rotating machinery protection and condition-based maintenance.
It is part of a widely deployed proximity measurement system used in critical industries such as power generation, petrochemical processing, oil and gas compression, and heavy industrial manufacturing.
The model follows a structured configuration code that defines cable length, connector type, shielding level, and assembly specification. The suffix “90-00-05” represents a specific configuration variant within the same product architecture, often related to connector sealing grade, jacket specification, or regional assembly standard.
This system is designed for high-reliability environments where continuous monitoring of rotating machinery is required to prevent equipment failure.
2. Product Overview
This model is a proximity probe extension cable assembly used to transmit weak eddy current signals from a proximity probe to a monitoring or signal processing system.
It is a critical passive component in vibration measurement systems, ensuring that displacement and vibration signals are transmitted accurately without distortion.
The cable is factory-assembled with precision coaxial connectors on both ends, ensuring consistent electrical performance and reducing installation errors in the field.
It is designed for long-term operation in harsh industrial environments characterized by vibration, oil exposure, high temperature, and electromagnetic interference.
3. Technical Parameters
Electrical & Mechanical Specifications
| Parameter | Specification |
|---|---|
| Model | 330851-02-000-050-90-00-05 |
| Product Type | Proximity probe extension cable assembly |
| Function | Shaft vibration and displacement signal transmission |
| Cable Length | 5.0 m |
| Signal Type | Eddy current analog displacement signal |
| Shielding Structure | Multi-layer braided + foil shielding |
| Connector Type | Industrial sealed coaxial connectors |
| Operating Temperature | -40°C to +200°C |
| Insulation Material | Fluoropolymer high-performance insulation |
| Outer Jacket | Oil-resistant / chemical-resistant industrial polymer |
| EMI Resistance | High immunity to electromagnetic interference |
| Cable Diameter | Approx. 5–8 mm |
| Minimum Bend Radius | ≥ 25 mm |
| Weight | ~0.46 kg |
| Dimensions | 5000 mm length (coiled packaging ~300 mm diameter) |
| Mechanical Design | Continuous vibration-resistant construction |
| Installation Type | Factory pre-terminated plug-and-play |
4. Product Introduction
This cable assembly is an essential component in industrial vibration monitoring systems used for rotating machinery protection.
It connects the proximity probe to downstream signal conditioning equipment, forming a complete measurement chain for shaft displacement and vibration monitoring.
The product ensures that weak high-frequency signals generated by the probe are transmitted with minimal loss and interference.
It is fully factory-assembled to ensure consistent quality, reduce installation complexity, and improve system reliability.
Its design focuses on long-term stability under continuous mechanical stress and harsh environmental conditions.
5. Applications
This model is widely used in industrial rotating machinery monitoring systems across multiple sectors.
It is applied in steam turbine units for shaft vibration, eccentricity, and axial displacement monitoring.
It is used in centrifugal and axial compressors in oil and gas facilities for rotor stability analysis and fault detection.
It is installed in hydroelectric generator systems for rotor alignment and dynamic performance monitoring.
It is commonly used in large pump systems where continuous vibration tracking is required for operational safety.
In heavy industries such as steel production, paper manufacturing, and petrochemical plants, it supports predictive maintenance systems by providing real-time displacement data.
6. Product Advantages
This model provides highly stable signal transmission performance over medium cable distances.
Its multi-layer shielding design effectively reduces electromagnetic interference in complex industrial environments.
The cable jacket is resistant to oil, chemicals, abrasion, and high temperature, ensuring long service life.
Factory pre-termination ensures consistent installation quality and reduces wiring-related errors.
The cable maintains mechanical flexibility while resisting fatigue under continuous vibration conditions.
It integrates seamlessly into standard industrial vibration monitoring architectures.
7. Product Series Overview
This model belongs to a proximity measurement system series used for rotating machinery condition monitoring and protection.
The system consists of three main components:
A proximity probe for detecting shaft movement, an extension cable for signal transmission, and a monitoring module for signal processing and analysis.
Together, these components form a calibrated measurement chain used for real-time vibration monitoring and predictive maintenance in critical industrial equipment.
8. Related Models (Same Series / Closely Related Variants)
| Model | Description | Cable Length | Weight (kg) | Dimensions |
|---|---|---|---|---|
| 330851-02-000-030-90-00-05 | Short extension cable assembly | 3.0 m | 0.34 | 3000 mm coiled |
| 330851-02-000-040-90-00-05 | Medium-short extension cable | 4.0 m | 0.39 | 4000 mm coiled |
| 330851-02-000-050-90-00-05 | Standard 5 m extension cable | 5.0 m | 0.46 | 5000 mm coiled |
| 330851-02-000-060-90-00-05 | Medium-long extension cable | 6.0 m | 0.53 | 6000 mm coiled |
| 330851-02-000-080-90-00-05 | Long extension cable assembly | 8.0 m | 0.68 | 8000 mm coiled |
9. Popular Models (Same System Family – High Demand Items)
| Model | Description | Function | Weight (kg) | Dimensions |
|---|---|---|---|---|
| 330780-90-00 | Standard proximity probe | Shaft vibration detection | 0.12 | ~90 mm probe length |
| 330785-91-00 | High-temperature probe | Turbine environment monitoring | 0.16 | ~100 mm probe length |
| 330876-02-00 | Signal conditioning module | Signal conversion unit | 1.50 | 120 × 80 × 60 mm |
| 3500/42M | Machinery protection module | Vibration monitoring system | 2.05 | Rack-mounted module |
| 3500/92 | Communication gateway module | Data acquisition interface | 2.30 | Rack-mounted unit |
10. Summary
This model is a key component in industrial vibration monitoring systems for rotating machinery.
It ensures reliable and accurate transmission of displacement signals between sensing and processing stages.
Its durability, shielding performance, and consistent factory assembly make it suitable for long-term deployment in critical industrial environments.
It is widely used in applications where equipment reliability, predictive maintenance, and operational safety are essential.