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The Bently Nevada 330104-03-12-05-02-05 is a high-precision proximity probe sensor from the 3300 Series, designed to monitor critical rotating machinery in real-time. It accurately measures shaft displacement and vibration, enabling early detection of mechanical issues such as misalignment, imbalance, bearing wear, and looseness.
This sensor is designed for demanding industrial conditions and can withstand high temperatures, vibration, dust, and moisture. Its reliability is essential for predictive maintenance strategies, reducing unplanned downtime, extending machinery life, and enhancing operational safety. It is commonly deployed in turbines, compressors, pumps, and generators across power generation, petrochemical, oil & gas, and heavy industrial sectors.
| Parameter | Specification |
|---|---|
| Model | 330104-03-12-05-02-05 |
| Sensor Type | Proximity / Displacement Sensor |
| Measurement Range | 0–25 mil (0.64 mm) typical |
| Linearity | ±1% full scale |
| Frequency Response | 0.1 Hz – 12 kHz |
| Operating Temperature | -40°C to 130°C |
| Supply Voltage | 18–30 VDC |
| Output Signal | 4–20 mA or 0–10 V depending on configuration |
| Housing Material | Stainless Steel |
| Mounting Type | Threaded / Stud-mounted |
| Cable Length | 2 m standard (customizable) |
| Dimensions (L × Ø) | 130 mm × 32 mm |
| Weight | 0.58 kg |
| Protection Rating | IP66/IP67 |
| Certification | ATEX / IECEx optional |
| Model | Key Parameter Differences | Dimensions (L × Ø mm) | Weight (kg) |
|---|---|---|---|
| 330104-03-12-10-02-05 | Higher measurement range | 135 × 32 | 0.60 |
| 330104-03-11-05-02-05 | Previous revision | 125 × 30 | 0.55 |
| 330104-03-12-05-02-00 | Earlier version | 130 × 32 | 0.57 |
| 330104-03-13-05-02-05 | Extended frequency response | 140 × 34 | 0.62 |
| 330104-03-10-05-02-05 | Lower frequency response | 125 × 30 | 0.53 |
| Model | Key Parameter Differences | Dimensions (L × Ø mm) | Weight (kg) |
|---|---|---|---|
| 3500/05-01 | Multiparameter sensor | 140 × 32 | 0.60 |
| 3300 XL Proximity Probe | Extended measurement range | 125 × 28 | 0.52 |
| 3300 XL Vibration Transducer | High-frequency response | 120 × 25 | 0.47 |
| 2300 Proximity Sensor | Compact industrial design | 110 × 22 | 0.38 |
| 3500 Series RPM Monitor | Speed and RPM monitoring | 150 × 35 | 0.65 |
Q1: What type of output does the 330104-03-12-05-02-05 provide?
A1: It provides 4–20 mA or 0–10 V depending on configuration.
Q2: What is the operating temperature range?
A2: -40°C to 130°C, suitable for extreme industrial environments.
Q3: Can it measure both displacement and vibration?
A3: Yes, it provides accurate monitoring of shaft displacement and vibration patterns.
Q4: What is the housing material?
A4: Stainless steel, ensuring durability and corrosion resistance.
Q5: Is it compatible with 3300 Series monitoring systems?
A5: Yes, it integrates seamlessly with 3300 Series systems.
Q6: What is the standard cable length?
A6: The standard cable length is 2 meters, customizable if required.
Q7: Does it require frequent calibration?
A7: No, the sensor is designed for long-term stability and low maintenance.
Q8: Can it be used in hazardous areas?
A8: Yes, optional ATEX and IECEx certifications allow safe operation in explosive atmospheres.
Q9: How accurate are the measurements?
A9: Measurements are accurate to ±1% full scale.
Q10: Which industries commonly use this sensor?
A10: It is widely applied in power generation, petrochemical, oil & gas, and heavy industrial machinery monitoring.