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What is the difference between TURCK pressure sensor and pressure switch?

2023-09-21 09:37:49

When searching for pressure measurement equipment, you will find multiple options to choose from. At first glance, pressure sensors and pressure switches may appear similar, but their usage and design principles are completely different.






TURCK pressure sensor:




The pressure sensor converts pressure into an electrical signal. Both pressure transmitters and switches can be collectively referred to as "pressure sensors". The pressure sensor detects pressure and converts it into an electrical signal, which varies in magnitude with the applied pressure. Pressure sensors are composed of pressure sensitive components that can measure, detect, or monitor the applied pressure, and electronic components that convert information into electrical output signals.






As is well known, pressure is the amount of force applied to a region. In pressure sensors, piezoresistive technology is used, where the piezoresistive component changes its resistance based on pressure.






Pressure sensor applications:




Industrial applications heavily rely on pressure sensors to control processes and maintain quality. The industrial market covers a wide range of applications, from extremely low vacuum and extremely low pressure to high pressure.






The following is an example of the current application of pressure sensors.






Energy saving - In order to achieve greater energy-saving effects, portable and fixed weather stations, diesel truck emission testing equipment, wind energy systems, etc. all require accurate pressure sensor measurements.




Automotive applications - Passenger safety largely depends on the hydraulic brakes in the car. It requires complex combinations of elements, such as pressure sensors, to control the vehicle's brakes. Pressure can be monitored in the brake system chamber to alert the driver and engine management system when the pressure is too low to function properly.




Medical applications - Drugs are typically transported in liquid form. Infusion pumps typically deliver these fluids into the veins through intravenous, subcutaneous, or direct delivery. The pump uses sensors (including pressure gauges and differential pressure sensors) to ensure the correct amount of fluid is delivered at the correct speed.






The difference between pressure sensors and pressure switches:




Usually referred to as a pressure transmitter, a pressure sensor converts pressure into an analog electrical signal. Unlike sensors, pressure switches are only triggered at a specific set pressure. According to the set pressure, the circuit can be engaged or disconnected.






The most common misconception about pressure sensors and pressure switches is that they are the same, but their purposes are completely different. Although both types can measure pressure, pressure sensors have continuous outputs that are typically connected to controllers that monitor and respond to pressure. In contrast, a pressure switch is a simpler device that does not provide continuous output. Just like a light switch, it has an on/off function. The pressure switch is designed to open or close the circuit when the pressure inside the system increases or decreases.






The above content introduces the difference between TURCK pressure sensors and pressure switches. In addition, ODJ-Tech Global LLC Technology specializes in selling brand new original imported TURCK sensors, and promises to sell all products with brand new original imports. At the same time, we provide customers with quotation, selection, product information and other services. For more product and technical information needs, please go to the official website of Shenzhen Oudejie Technology Co., Ltd. to search for contact information and further inquire and understand.

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