The Bently Nevada 330500-00-20 Velomitor Piezoelectric Velocity Sensor is a high-performance vibration monitoring device designed for machinery condition monitoring and protection. Utilizing piezoelectric sensing technology, it provides highly accurate velocity measurements directly from machine casings. Its rugged and compact design ensures long-term reliability even in harsh industrial environments.

Key Features

• Piezoelectric velocity sensor with stable performance

• Wide frequency response for precise vibration monitoring

• Compact cylindrical design for flexible installation

• Rugged construction for harsh industrial conditions

• Seamless integration with Bently Nevada monitoring systems

• Detects imbalance, looseness, and misalignment early

• Low maintenance and long service life

Technical Specifications

Industry Applications

• Power generation: turbine, generator, and motor monitoring

• Oil & gas: compressors, pumps, and rotating machinery

• Petrochemical plants: vibration monitoring of critical equipment

• Manufacturing: production machinery and conveyors

• Pulp and paper: rolls, fans, and drive system protection

• Mining & metals: crushers, mills, and material handling systems

Advantages

• Provides reliable velocity measurements with high accuracy

• Compact, rugged sensor ideal for industrial environments

• Helps identify mechanical faults early to reduce downtime

• Broad frequency response for comprehensive diagnostics

• Long service life with minimal maintenance requirements

Frequently Asked Questions (FAQ)

Q1: What does the 330500-00-20 measure?

It measures vibration velocity using piezoelectric sensing technology.

Q2: What is the sensitivity of this sensor?

It provides a nominal sensitivity of 100 mV/in/sec.

Q3: What frequency range does it cover?

From 4.5 Hz to 5,000 Hz.

Q4: Is it compatible with other Bently Nevada systems?

Yes, it integrates seamlessly with Bently Nevada vibration monitoring systems.

Q5: How is it mounted?

It can be installed using stud or adhesive mounting.

Q6: What is the weight of the sensor?

Approximately 0.142 kg.

Q7: What types of faults can it detect?

It helps detect imbalance, looseness, misalignment, and other mechanical problems.

Q8: Can it operate in harsh environments?

Yes, it is designed for rugged industrial use with -55 °C to +100 °C operating range.

Q9: What industries use this sensor most?

Power, oil & gas, chemical, manufacturing, pulp & paper, mining, and metals industries.

Q10: Why choose a piezoelectric velocity sensor over traditional velocity probes?

Piezoelectric sensors offer higher accuracy, better durability, and longer service life.