Vibration Sensors

A vibration sensor is a device used to detect and measure movement, oscillation, shock, or changes in vibration produced by machinery, structures, and equipment. Depending on the sensor type and application, vibration may be expressed as acceleration, velocity, displacement, shock, frequency content, or an overall vibration level. Different sensing technologies are available, including piezoelectric sensors, MEMS (microelectromechanical systems) sensors, electrodynamic sensors, and proximity-based devices, each offering characteristics suited to specific monitoring requirements.

At RS Philippines, our range includes piezoelectric vibration sensors, industrial vibration sensors, accelerometers, vibration switches, and other vibration detection devices. These sensors are widely used for condition monitoring, predictive maintenance, equipment protection, testing, industrial automation, and monitoring of rotating equipment such as pumps, fans, gearboxes, compressors, and AC motors.

Types of Vibration Sensors

The most suitable vibration sensor depends on what is being measured, the operating environment, and the type of equipment being monitored.

• Piezoelectric Vibration Sensors: Commonly used for dynamic vibration measurement, shock detection, and higher-frequency monitoring. They are widely used for machine condition monitoring, predictive maintenance, and fault detection in rotating equipment such as AC motors, pumps, fans, and gearboxes.
• Accelerometers: Measure vibration as acceleration and are among the most widely used vibration sensors in industrial systems. They support machine-health monitoring, vibration analysis, fault diagnosis, product testing, and structural monitoring applications.
• Velocity Sensors: Measure vibration velocity, which is commonly used as an indicator of overall machine condition. These sensors are frequently used to monitor rotating machinery and help identify developing mechanical problems before failure occurs.
• Displacement Sensors: Measure movement relative to a reference point and are often used to monitor shaft vibration, shaft position, and low-frequency machine movement on large rotating equipment.
• MEMS Vibration Sensors: Semiconductor-based devices that combine compact size, low power consumption, and electronic integration. They are commonly used in embedded systems, industrial automation, portable equipment, condition monitoring, and lower-frequency vibration measurements.
• Vibration Switches: Designed to trigger an alarm, relay output, or automatic shutdown when vibration exceeds a set threshold. These devices are often used as machine-protection sensors on motors, pumps, fans, and other critical equipment.
• Wireless Vibration Sensors: Transmit vibration data wirelessly to monitoring platforms, reducing installation complexity and enabling remote condition monitoring. They are commonly used in predictive maintenance programs where running signal cables is impractical.
• Industrial Vibration Sensors: Rugged sensors designed for continuous operation in demanding environments. They are typically used in manufacturing facilities, processing plants, utilities, and automation systems where long-term reliability is essential.

Industrial Applications of Vibration Sensors

Vibration sensors in the form of a piezoelectric sensor are widely used in industrial maintenance, condition monitoring, machine protection, research, and testing applications. By detecting changes in vibration levels and patterns, these industrial vibration sensors help identify developing faults, improve equipment reliability, and support predictive maintenance programs.

• Rotating Machinery: Monitor vibration in AC motors, pumps, fans, compressors, turbines, and gearboxes. Changes in vibration levels can indicate developing mechanical faults before they result in equipment failure.
• Bearing Condition Monitoring: Detects vibration signatures associated with bearing wear, lubrication problems, contamination, misalignment, or mechanical damage. Early fault detection can help reduce repair costs and minimize unplanned downtime.
• Imbalance and Misalignment Detection: Identify abnormal vibration patterns caused by rotating imbalances, shaft misalignment, bent shafts, loose components, or coupling issues. These measurements help improve machine efficiency and extend equipment life.
• Machine Protection: Trigger alarms, relay outputs, or automatic shutdown actions when vibration exceeds predefined limits. This helps protect critical machinery from damage caused by excessive vibration or abnormal operating conditions.
• Structural Testing and Monitoring: Measure vibration in buildings, bridges, platforms, equipment frames, test rigs, and other structures to assess performance, stability, and structural response.
• Industrial Automation and Process Industries: Monitor equipment installed in manufacturing facilities, water treatment plants, power generation systems, processing plants, and automated production environments during continuous operation.
• Facilities and Building Services: Monitor HVAC equipment, ventilation fans, chillers, pumps, and other building-services machinery to help maintain reliable operation and reduce unexpected maintenance issues.
• Predictive Maintenance: Monitor vibration trends over time to support condition-based maintenance strategies. Tracking changes in vibration levels can help maintenance teams schedule repairs before failures occur.

Why Buy Vibration Sensors from RS Philippines?

Buy vibration sensors from RS Philippines to support condition monitoring, predictive maintenance, machine protection, vibration analysis, and industrial automation applications. Our range includes piezoelectric vibration sensors, accelerometers, vibration switches, wireless vibration sensors, and industrial vibration sensors from brands such as Hauber Elektronik, TE Connectivity and Assemtech.

Price varies based on sensing technology as well as the complexity of the sensor’s built-in electronics. RS makes it easy to compare models using specifications such as frequency range, sensitivity, output signal, mounting style, axis count, connector type, temperature range, and environmental rating so you can make the right choice for your budget.

RS also supplies related products, including vibration meters and strain gauge sensors, to support different measurement requirements. Visit our delivery page for information on delivery.