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The Bently Nevada 330104‑00‑05‑10‑02‑CN is a rugged, high‑precision eddy‑current proximity probe designed for continuous online monitoring of rotating machinery. It is engineered to measure radial shaft displacement and vibration, delivering dependable data that supports early diagnosis of mechanical faults before they lead to critical failure.
This sensor is manufactured with robust materials and built to withstand harsh industrial environments where vibration, temperature extremes, moisture and particulate contamination are present. It is widely used as a core component in vibration-based predictive maintenance systems, machinery protection schemes, and condition monitoring installations across heavy industry.
The design emphasizes long‑term stability, electrical compatibility with a wide range of monitoring electronics, and ease of integration into existing industrial systems.
| Parameter | Specification |
|---|---|
| Model | 330104‑00‑05‑10‑02‑CN |
| Sensor Type | Eddy‑Current Proximity Probe |
| Measurement Range | 0–50 mils (0–1.27 mm) |
| Frequency Response | 0.5 Hz – 20 kHz |
| Output Type | Differential / AC or DC |
| Excitation Voltage | 2.5–10 VDC |
| Temperature Range | –40°C to +120°C |
| Housing Material | Stainless Steel |
| Cable Type | Shielded, twisted‑pair |
| Connector Type | LEMO / M12 options |
| Dimensions (L × Ø) | 90 mm × 20 mm |
| Weight | 0.28 kg |
| Mounting | Threaded or flange mounting |
| Accuracy | ±1% full scale |
The Bently Nevada 330104‑00‑05‑10‑02‑CN is used to monitor:
• Turbines in power generation plants to detect shaft vibration and displacement trends before they escalate.
• Large industrial compressors, where imbalance and misalignment can lead to costly unscheduled downtime.
• Pumps in petrochemical, refining, and water treatment facilities for continuous machinery health assessment.
• Critical rotating equipment in manufacturing and heavy industries that require reliable condition monitoring.
• Integration with control and alarm systems to trigger machinery shutdown when unacceptable vibration limits are exceeded.
This proximity probe offers several key advantages:
• High measurement precision: enables early identification of mechanical issues before failure.
• Wide frequency response: covers both low‑frequency and high‑frequency vibration events for comprehensive monitoring.
• Industrial robustness: stainless steel housing and tight sealing provide resilience in harsh environments.
• Compatibility: works with most industrial monitoring systems, making integration straightforward.
• Low maintenance: long service life with minimal routine inspection.
• Installation flexibility: threaded and flange mounting options adapt to different machine designs.
• Bently Nevada
• 3300 Series Proximity Probes / Vibration Monitoring Sensors
The 3300 series is a well‑established family of proximity and vibration sensors designed for broad industrial use, from routine machinery oversight to high‑duty critical service applications.
| Model | Measurement Range | Frequency Response | Dimensions (L × Ø) | Weight (kg) |
|---|---|---|---|---|
| 330104‑00‑05‑10‑02‑00 | 0–50 mils | 0.5 Hz–20 kHz | 90 mm × 20 mm | 0.28 |
| 330104‑00‑05‑10‑02‑01 | 0–50 mils | 0.5 Hz–20 kHz | 90 mm × 20 mm | 0.28 |
| 330104‑00‑05‑10‑02‑02 | 0–75 mils | 0.5 Hz–22 kHz | 95 mm × 22 mm | 0.30 |
| 330104‑00‑05‑10‑02‑03 | 0–100 mils | 0.5 Hz–22 kHz | 100 mm × 22 mm | 0.32 |
| 330104‑00‑05‑10‑02‑05 | 0–50 mils | 0.5 Hz–20 kHz | 90 mm × 20 mm | 0.28 |
Each of these models shares the same general design philosophy, but differs in stroke range and frequency characteristics to suit different machinery and monitoring needs.
These models are frequently applied in similar monitoring contexts and are well‑regarded for industrial performance:
| Model | Measurement Type | Frequency Response | Dimensions (L × Ø) | Weight (kg) |
|---|---|---|---|---|
| 3500/22 | Velocity Sensor | 1 Hz – 10 kHz | 100 mm × 25 mm | 0.35 |
| 3300 XL | Proximity Sensor | 0.5 Hz – 20 kHz | 90 mm × 22 mm | 0.28 |
| 7200 Vibration Transmitter | Vibration Transmitter | 1 Hz – 25 kHz | 120 mm × 40 mm | 0.80 |
| 3300 XL Orbit Monitor | Shaft Orbit Measurement | 0.5 Hz – 20 kHz | 110 mm × 30 mm | 0.40 |
| 3500/40 | Acceleration Sensor | 1 Hz – 20 kHz | 100 mm × 28 mm | 0.32 |
Q1: What does the 330104‑00‑05‑10‑02‑CN measure?
A1: It measures radial shaft displacement and vibration for real‑time condition monitoring of rotating machines.
Q2: Can it operate in high temperatures?
A2: Yes, it is rated for continuous operation from –40°C to +120°C.
Q3: What output signals does the sensor provide?
A3: It provides differential electrical outputs, which can be AC or DC, suitable for most monitoring systems.
Q4: How is the instrument mounted?
A4: It uses threaded or flange mounting depending on the machine’s mechanical setup.
Q5: Is the sensor maintained regularly?
A5: Routine maintenance is minimal; periodic calibration is typically all that is required.
Q6: What kind of environments can it withstand?
A6: The stainless steel housing and sealing allow operation in dusty, moist, and vibrating industrial environments.
Q7: Which industries commonly use this probe?
A7: Power generation, petrochemical, refining, heavy manufacturing, and any industry with critical rotating equipment.
Q8: What is the physical size and weight of this device?
A8: It measures 90 mm in length and 20 mm in diameter, weighing 0.28 kg.
Q9: What frequency range can it detect?
A9: It has a frequency response from 0.5 Hz up to 20 kHz, covering a wide range of machine vibration phenomena.
Q10: Is it compatible with existing monitoring systems?
A10: Yes, it is designed to interface seamlessly with most industrial vibration and condition monitoring systems.