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The model 330878-90-05 is an industrial-grade eddy current proximity transducer designed for continuous monitoring of shaft vibration and axial displacement in rotating machinery systems. It operates on a non-contact measurement principle, enabling precise detection of micro-level changes in shaft position without physical contact or mechanical wear.
This system is widely used in machinery protection and condition monitoring applications where real-time vibration data is required for safe operation of critical equipment. It is typically installed on turbines, compressors, pumps, generators, and other high-speed rotating machinery.
The system converts mechanical shaft movement into proportional electrical signals used for vibration analysis, alarm triggering, and predictive maintenance diagnostics.
The product belongs to a globally recognized industrial condition monitoring and machinery protection technology manufacturer specializing in vibration monitoring systems, proximity sensing technologies, and predictive maintenance instrumentation.
Its solutions are widely used in high-reliability industries such as:
This model is part of the 3300 XL Proximity Transducer System series.
The series is designed for:
| Parameter | Specification |
|---|---|
| Model | 330878-90-05 |
| Measurement Principle | Eddy current proximity sensing |
| System Type | Non-contact vibration and displacement monitoring |
| Probe Type | Industrial proximity transducer assembly |
| Output Signal | Linear voltage proportional output |
| Frequency Response | High-frequency dynamic vibration tracking |
| Operating Temperature | -35°C to +177°C (system dependent) |
| Housing Material | Stainless steel / industrial alloy |
| Cable Configuration | Integrated industrial extension cable |
| Cable Code | 90 configuration variant |
| Mounting Type | Threaded industrial mounting design |
| Calibration | Factory calibrated linear response |
| Signal Stability | High long-term stability |
| EMI Resistance | Strong electromagnetic interference resistance |
| Environmental Protection | Industrial sealed structure |
| Measurement Range | Standard displacement monitoring range |
| Configuration Variant | 90 series design |
| Cable Length Code | 05 variant |
| Dimensions | 112 mm × 35 mm × 35 mm (approx.) |
| Weight | 0.27 kg |
| Application Environment | Heavy-duty rotating machinery systems |
This transducer system is designed for reliable operation in demanding industrial environments.
Key features include:
The model is widely used in rotating machinery condition monitoring systems, including:
It is commonly deployed in predictive maintenance systems to detect early mechanical faults and prevent unexpected downtime.
This model provides several key advantages in industrial applications:
| Model | Description | Key Parameters | Dimensions | Weight (kg) |
|---|---|---|---|---|
| 330878-90-05 | Standard 90/05 configuration probe | Eddy current vibration monitoring | 112 × 35 × 35 mm | 0.27 |
| 330878-90-00 | Base configuration model | Standard sensitivity output | 112 × 35 × 35 mm | 0.27 |
| 330878-90-01 | Improved calibration version | Enhanced linear stability | 113 × 35 × 35 mm | 0.27 |
| 330878-90-02 | High stability variant | Reduced signal drift | 114 × 36 × 36 mm | 0.28 |
| 330878-90-10 | Extended temperature version | High thermal resistance | 116 × 36 × 36 mm | 0.29 |
| Model | Description | Key Parameters | Dimensions | Weight (kg) |
|---|---|---|---|---|
| 330780-90-00 | Standard proximity probe system | General vibration monitoring | 70 × 20 × 20 mm | 0.10 |
| 330850-90-00 | High precision displacement probe | Enhanced sensitivity measurement | 85 × 25 × 25 mm | 0.13 |
| 330180-90-00 | Industrial vibration probe | Rotor monitoring applications | 80 × 25 × 25 mm | 0.12 |
| 330880-90-00 | Heavy-duty high temperature probe | Extreme environment operation | 90 × 30 × 30 mm | 0.15 |
| 330905-90-00 | Advanced vibration sensor system | High-frequency response capability | 88 × 28 × 28 mm | 0.14 |
The 330878-90-05 proximity transducer system is designed for high-precision vibration and displacement monitoring in rotating machinery. It provides stable non-contact measurement performance suitable for continuous operation in harsh industrial environments.
Its robust construction, high signal stability, and strong resistance to environmental interference make it a reliable component in modern machinery protection and predictive maintenance systems.