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- 330851-02-000-050-50-00-05
- 3300 XL 25mm Proximity Probe
- USA
- 5.0 m
- 0.44kg
- Xiamen, China
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Industrial Proximity Probe Extension Cable Assembly
Model: 330851-02-000-050-50-00-05
1. Brand & Product Positioning
This product belongs to a high-precision industrial machinery monitoring technology line used for vibration measurement and shaft displacement detection in rotating equipment.
It is designed as part of a complete proximity measurement system widely applied in energy generation, petrochemical processing, and heavy industrial production environments.
The model follows a structured coding system that defines its configuration, including cable length, connector design, shielding level, and assembly specification.
The suffix “50-00-05” indicates a specific configuration variant within the same product architecture, often related to connector style, jacket specification, or regional production standard.
2. Product Overview
This model is a proximity probe extension cable assembly used to transmit weak eddy current signals between a proximity probe and a monitoring system.
It is a critical passive component in vibration monitoring systems, ensuring that displacement signals are transferred accurately without distortion or interference.
The cable is factory-terminated with precision connectors on both ends, ensuring consistent electrical performance and eliminating field wiring variability.
It is designed for continuous operation in harsh industrial environments where machinery is exposed to vibration, oil, high temperatures, and electromagnetic interference.
3. Technical Parameters
Electrical & Mechanical Specifications
| Parameter | Specification |
|---|---|
| Model | 330851-02-000-050-50-00-05 |
| 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 | Multi-layer braided + foil shielding |
| Connector Type | Industrial sealed coaxial connectors |
| Operating Temperature | -40°C to +200°C |
| Insulation Material | Fluoropolymer-based high-temperature insulation |
| Outer Jacket | Oil-resistant / chemical-resistant industrial polymer |
| EMI Protection | High electromagnetic interference resistance |
| Cable Diameter | Approx. 5–8 mm |
| Minimum Bend Radius | ≥ 25 mm |
| Weight | ~0.44 kg |
| Dimensions | 5000 mm length (coiled packaging ~300 mm diameter) |
| Mechanical Durability | Continuous vibration-resistant design |
| Installation Type | Factory pre-assembled plug-and-play |
4. Product Introduction
This cable assembly is an essential part of industrial vibration monitoring systems used in rotating machinery protection.
It connects the proximity probe to downstream monitoring electronics, forming a complete signal transmission chain.
The product ensures that weak high-frequency signals generated by the probe are transmitted with minimal loss or distortion.
It is fully factory-assembled, which improves reliability, ensures consistency, and reduces installation complexity in the field.
The structure is optimized for long-term operation in harsh environments with continuous mechanical stress and electrical noise.
5. Applications
This model is widely used in industrial condition monitoring systems across multiple sectors.
It is installed in steam turbines for shaft vibration and axial displacement monitoring.
It is used in centrifugal and axial compressors in oil and gas facilities for rotor stability analysis.
It is applied in hydroelectric generators for monitoring rotor alignment and dynamic behavior.
It is commonly deployed in large industrial pump systems requiring continuous vibration tracking.
In steel mills, paper production lines, and petrochemical plants, it supports predictive maintenance systems by providing real-time displacement data for machinery health analysis.
6. Product Advantages
This model provides highly stable signal transmission performance over medium cable distances.
Its advanced shielding structure significantly reduces electromagnetic interference in complex industrial environments.
The cable jacket offers strong resistance to oil, chemicals, abrasion, and high temperatures, ensuring long service life.
Factory pre-termination ensures installation consistency and reduces wiring errors during commissioning.
The cable maintains mechanical flexibility while withstanding continuous vibration and mechanical stress.
It integrates seamlessly into standard industrial vibration monitoring systems without additional adaptation.
7. Product Series Overview
This model belongs to a proximity measurement system series used for rotating machinery condition monitoring.
The system consists of three core components:
A proximity probe for detecting shaft movement, an extension cable for signal transmission, and a monitoring module for signal processing.
Together, these components form a calibrated measurement chain used for real-time vibration monitoring and predictive maintenance.
8. Related Models (Same Series / Closely Related Variants)
| Model | Description | Cable Length | Weight (kg) | Dimensions |
|---|---|---|---|---|
| 330851-02-000-030-50-00-05 | Short extension cable assembly | 3.0 m | 0.32 | 3000 mm coiled |
| 330851-02-000-040-50-00-05 | Medium-short extension cable | 4.0 m | 0.37 | 4000 mm coiled |
| 330851-02-000-050-50-00-05 | Standard 5 m extension cable | 5.0 m | 0.44 | 5000 mm coiled |
| 330851-02-000-060-50-00-05 | Medium-long extension cable | 6.0 m | 0.51 | 6000 mm coiled |
| 330851-02-000-080-50-00-05 | Long extension cable assembly | 8.0 m | 0.66 | 8000 mm coiled |
9. Popular Models (Same Brand Industrial Monitoring Portfolio)
| Model | Description | Function | Weight (kg) | Dimensions |
|---|---|---|---|---|
| 330780-90-00 | Standard proximity probe | Shaft vibration sensing | 0.12 | ~90 mm probe length |
| 330785-91-00 | High-temperature proximity probe | Turbine monitoring | 0.15 | ~100 mm probe length |
| 330876-02-00 | Signal conditioning module | Signal conversion unit | 1.40 | 120 × 80 × 60 mm |
| 3500/42M | Machinery protection module | Vibration monitoring system | 1.95 | Rack-mounted module |
| 3500/92 | Communication interface module | Data acquisition gateway | 2.20 | Rack-mounted unit |
10. Summary
This model is a key component in industrial vibration monitoring systems, ensuring accurate signal transmission between sensing and processing stages.
Its value lies in reliability, durability, and signal integrity under harsh industrial conditions.
It is widely used in critical rotating machinery applications where continuous monitoring and early fault detection are essential for safe operation and production stability.