There are various models of pressure sensors, and different types of pressure sensors can be selected based on their measurement principles, measurement ranges, output signals, and installation methods. Here are some common pressure sensor models and their characteristics:

1、 Models classified according to measurement principles

1. Resistance pressure sensor

   • Honeywell SS series productsMeasure pressure changes using resistance strain gauges and output analog or digital signals.
   • Vishay TE series productsBased on the principle of resistance strain, it has high accuracy and stability.
   • GE Druck series productsSuitable for various measurement ranges and output types, widely used in the field of industrial automation.

2. Capacitive pressure sensor

   • Keller PA series productsMeasure pressure using capacitance changes and output analog or digital signals.
   • Gems CL series productsHigh precision and long lifespan, suitable for various harsh environments.
   • Omega PX series productsProvides multiple measurement ranges and output types, widely used in fluid control systems.

3. Piezoelectric pressure sensor

   • PCB Piezotronics series productsUsing piezoelectric effect to measure pressure, with high-frequency response and high accuracy.
   • Kistler series productsSuitable for dynamic pressure measurement, such as internal combustion engines, hydraulic systems, etc.
   • Endevo series productsFeaturing a wide measurement range and multiple output types, suitable for various industrial applications.

4. Fiber optic pressure sensor

   • FISO Technologies series productsUsing the optical characteristics of optical fibers to measure pressure, it has high accuracy and anti electromagnetic interference capability.
   • OpSens series productsSuitable for harsh environments such as high temperature and pressure, with long lifespan and high reliability.
   • Luna Innovations series productsProvide multiple measurement ranges and output types, suitable for various industrial applications.
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2、 Models classified by measurement range

1. Micro pressure sensorThe measurement range is within 0-10kPa, suitable for situations where precise measurement of small pressure changes is required.
2. Low pressure sensorThe measurement range is between 10kPa-100kPa, suitable for general industrial applications and hydraulic systems.
3. Medium voltage sensorThe measurement range is between 100kPa-10MPa, suitable for high-pressure gas and liquid measurement.
4. High pressure sensorThe measurement range is above 10MPa, suitable for high-pressure environments such as petroleum and chemical industries.

3、 Models classified by output signals

1. Analog output pressure sensorOutput analog voltage or current signals, suitable for situations that require continuous monitoring of pressure changes.
2. Digital output pressure sensorOutput digital signals such as RS485, Modbus, etc., suitable for situations that require remote transmission and digital processing.

4、 Models classified by installation method

1. Direct insertion pressure sensorDirectly inserted into the measuring medium, suitable for measuring liquid or gas pressure.
2. Flange type pressure sensorInstalled through flange connection, suitable for situations that require fixed installation and high-pressure measurement.
3. Threaded pressure sensorInstalled through threaded connections, suitable for general industrial applications and hydraulic systems.

In addition, there are some pressure sensor models for specific application scenarios, such as the MPX10DP and MPX5700AP series for automotive electronics, and the LPS22HB and LPS25HB series for medical devices. These models have specific measurement ranges, output signals, and installation methods, suitable for specific application scenarios.

When selecting a pressure sensor, it is necessary to choose the appropriate measurement range, output signal type, installation method, and other parameters according to the actual application requirements. At the same time, factors such as sensor accuracy, stability, reliability, and cost also need to be considered.