What is the difference between a pressure sensor and a pressure transmitter?

2024.09.25

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Pressure sensors and pressure transmitters are both devices used to measure pressure, but there are some key differences between them.

First of all, the main function of a pressure sensor is to detect a pressure signal and convert it into a measurable electrical signal, while a pressure transmitter adds a signal conditioning module on the basis of a pressure sensor, which can further amplify, convert and output an electrical signal proportional to the pressure of the detected pressure signal.Therefore, the pressure transmitter has a higher accuracy, can reach ± 0.1% or even higher, while the accuracy of the pressure sensor may only be ± 1% or lower.

Second, pressure sensors are typically used in a variety of scenarios that require real-time pressure monitoring, such as industrial automation and medical devices, while pressure transmitters are widely used in process control and energy management, such as in the petroleum, chemical, and water treatment industries.

Finally, pressure sensors are relatively low-cost and suitable for cost-sensitive application scenarios, while pressure transmitters are more costly but more advantageous in scenarios that require accurate pressure measurement.In conclusion, when choosing a pressure measurement device, you need to decide which device to use based on actual application scenarios and needs.