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The Bently Nevada 330104-02-21-10-01-00 is a high-precision vibration sensor and monitoring device, designed for continuous machinery condition monitoring. It is part of the renowned 3300 Series, widely recognized for reliability and accuracy in detecting shaft vibration, displacement, and other critical mechanical parameters in rotating machinery.
The device supports both online and offline condition monitoring, providing early warning of machinery faults such as misalignment, imbalance, looseness, and bearing deterioration. Its robust construction ensures consistent performance in harsh industrial environments.
| Parameter | Specification |
|---|---|
| Model | 330104-02-21-10-01-00 |
| Sensor Type | Proximity/Displacement Sensor |
| Measurement Range | 0–50 mil (1.27 mm) typical |
| Linearity | ±1% full scale |
| Frequency Response | 0.1 Hz – 10 kHz |
| Operating Temperature | -40°C to 120°C |
| Supply Voltage | 18–30 VDC |
| Output Signal | 4–20 mA or 0–10 V depending on config |
| Housing Material | Stainless Steel |
| Mounting Type | Threaded / Stud-mounted |
| Cable Length | 2 m standard (customizable) |
| Dimensions (L × Ø) | 120 mm × 25 mm |
| Weight | 0.45 kg |
| Protection Rating | IP66/IP67 |
| Certification | ATEX / IECEx optional |
| Model | Key Parameter Differences | Dimensions (L × Ø mm) | Weight (kg) |
|---|---|---|---|
| 330104-01-11-10-01-00 | Lower frequency response | 115 × 25 | 0.42 |
| 330104-03-21-10-01-00 | Higher measurement range | 125 × 28 | 0.50 |
| 330104-02-11-10-01-00 | Alternate cable length | 120 × 25 | 0.45 |
| 330104-02-21-20-01-00 | Extended temperature | 120 × 25 | 0.46 |
| 330104-02-31-10-01-00 | Enhanced linearity | 130 × 30 | 0.55 |
| Model | Key Parameter Differences | Dimensions (L × Ø mm) | Weight (kg) |
|---|---|---|---|
| 3500/05-01 | Multiparameter sensor | 140 × 32 | 0.60 |
| 3300 XL Proximity Probe | Extended range | 125 × 28 | 0.52 |
| 3300 XL Vibration Transducer | High-frequency response | 120 × 25 | 0.47 |
| 2300 Proximity Sensor | Compact industrial use | 110 × 22 | 0.38 |
| 3500 Series RPM Monitor | Speed monitoring | 150 × 35 | 0.65 |
Q1: What type of signal does the 330104-02-21-10-01-00 output?
A1: It outputs either 4–20 mA or 0–10 V depending on system configuration.
Q2: What is the operating temperature range?
A2: -40°C to 120°C, suitable for extreme industrial environments.
Q3: Can it be used for both displacement and vibration monitoring?
A3: Yes, it measures shaft displacement and can indirectly detect vibration patterns.
Q4: How durable is the housing?
A4: The housing is stainless steel with IP66/IP67 protection.
Q5: Is it compatible with all Bently Nevada monitoring systems?
A5: It is designed to integrate seamlessly with the 3300 Series system.
Q6: What is the standard cable length?
A6: The standard cable length is 2 meters, with customization options available.
Q7: Does it require frequent calibration?
A7: No, it is designed for low maintenance and long-term stability.
Q8: Can it operate in explosive atmospheres?
A8: Optional ATEX or IECEx certification is available for hazardous locations.
Q9: How precise is the measurement?
A9: It has ±1% full-scale linearity for accurate readings.
Q10: What industries is it commonly used in?
A10: Commonly used in power generation, petrochemical, oil & gas, and heavy industry for critical rotating machinery monitoring.