Excellent PLC
| Company Information | ||||||||
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| Mobile | +8613666033393 | |||||||
| +8613666033393 | ||||||||
| 13666033393 | ||||||||
| Add | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||
Product Overview
The Bently Nevada 330500-02-CN Velomitor Piezoelectric Velocity Sensor is an industrial-grade vibration monitoring device designed for critical rotating machinery. Using piezoelectric sensing elements, it converts mechanical vibration into a proportional electrical signal, enabling accurate velocity measurements across a broad frequency range. This model is part of the 330500 Velomitor series and is widely used in machinery protection and predictive maintenance applications.
Key Features
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Piezoelectric vibration velocity sensor with high sensitivity
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Wide dynamic frequency response for detailed vibration analysis
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Designed for compatibility with Bently Nevada monitoring systems
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Rugged construction for harsh industrial conditions
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Compact cylindrical design with flexible mounting options
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CN variant for China-market compliance and availability
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Long service life with minimal maintenance needs
Technical Specifications
| Item | Specification |
|---|---|
| Model Number | 330500-02-CN |
| Type | Velomitor Piezoelectric Velocity Sensor |
| Sensing Principle | Piezoelectric |
| Measurement | Vibration velocity |
| Sensitivity | 100 mV/in/sec (nominal) |
| Frequency Response | 4.5 Hz to 5,000 Hz |
| Power Supply | 18–24 VDC (via monitoring system) |
| Operating Temperature | -55 °C to +100 °C |
| Storage Temperature | -65 °C to +120 °C |
| Humidity | 95% RH, non-condensing |
| Dimensions | Compact cylindrical design |
| Weight | Approx. 90 g |
| Mounting | Stud or adhesive |
| Output | Compatible with Bently Nevada monitors |
| Certification | CE, UL, CSA, and China-specific compliance |
Industry Applications
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Power generation: turbines, motors, and generators
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Oil & gas: compressors, pumps, and critical rotating assets
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Petrochemical plants and refineries
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Mining and metals machinery monitoring
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Pulp and paper processing equipment
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General industrial machinery requiring vibration protection
Advantages
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High reliability for continuous condition monitoring
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Enables early detection of faults such as imbalance, looseness, and bearing wear
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Rugged and durable in demanding environments
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Cost-effective solution for predictive maintenance programs
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CN variant tailored for China market compliance
Frequently Asked Questions (FAQ)
Q1: What does the 330500-02-CN measure?
It measures vibration velocity using a piezoelectric element.
Q2: How does it differ from the 330500-02-05?
The “CN” suffix indicates a China-market variant, but both share the same sensing specifications.
Q3: What is the sensitivity of the unit?
100 mV/in/sec (nominal).
Q4: What frequency range does it cover?
4.5 Hz to 5,000 Hz.
Q5: Can it be used with standard Bently Nevada monitors?
Yes, it integrates seamlessly with Bently Nevada systems.
Q6: What is its operational temperature range?
-55 °C to +100 °C.
Q7: How is it typically mounted?
Via stud or adhesive, depending on application.
Q8: What industries benefit most from this model?
Oil & gas, power generation, petrochemical, pulp & paper, and mining.
Q9: What is the approximate weight?
Around 0.142 kg.
Q10: Why would a customer choose the CN version?
To meet local compliance requirements and ensure regional availability in China.
Related Bently Nevada Models
| Model Number | Description |
|---|---|
| 330500-00-04 | Velomitor Piezoelectric Velocity Sensor |
| 330500-00-20 | Velomitor Piezoelectric Velocity Sensor |
| 330500-01-05 | Velomitor Piezoelectric Velocity Sensor |
| 330500-02-05 | Velomitor Piezoelectric Velocity Sensor |
| 330500-02-CN | Velomitor Piezoelectric Velocity Sensor |
| 330750-00-05 | High Temperature Velomitor Sensor |
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