Different Types of Pressure Transmitters for Industrial Applications

Pressure transmitters are essential components in industrial applications where accurate measurement and control of pressure are critical. These devices are used to convert the pressure of a gas or liquid into an electrical signal that can be easily monitored and adjusted by control systems. There are several types of pressure transmitters available on the market, each with its own unique features and benefits. In this article, we will explore some of the most common types of pressure transmitters and discuss their applications in various industries. One of the most popular types of pressure transmitters is the piezoresistive pressure transmitter. This type of transmitter uses a diaphragm with piezoresistive elements that change resistance in response to pressure changes. Piezoresistive pressure transmitters are known for their high accuracy and reliability, making them ideal for applications where precise pressure measurement is required, such as in the pharmaceutical and semiconductor industries.

Another common type of pressure transmitter is the capacitive pressure transmitter. This type of transmitter uses a diaphragm with a capacitive element that changes capacitance in response to pressure changes. Capacitive pressure transmitters are known for their high sensitivity and stability, making them suitable for applications where small pressure changes need to be detected, such as in the automotive and aerospace industries.

Measuring medium	Gases, vapours, liquids
Inaccuracy	±0.075%
stability	±0.1%/3 years

In addition to piezoresistive and capacitive pressure transmitters, there are also other types of pressure transmitters available, such as electromagnetic and resonant pressure transmitters. Electromagnetic pressure transmitters use the principle of electromagnetic induction to measure pressure, while resonant pressure transmitters use the principle of mechanical resonance to detect pressure changes. These types of pressure transmitters are often used in applications where high pressure ranges need to be measured, such as in the oil and gas industry. When choosing a pressure transmitter for a specific application, it is important to consider factors such as the pressure range, accuracy, stability, and compatibility with the process media. It is also essential to select a reputable pressure transmitter supplier who can provide high-quality products and reliable technical support. Pressure transmitter suppliers offer a wide range of products to meet the diverse needs of industrial applications. Some suppliers specialize in specific types of pressure transmitters, while others offer a comprehensive range of products to cater to various industries. When selecting a pressure transmitter supplier, it is important to consider factors such as product quality, pricing, delivery times, and after-sales support. In conclusion, pressure transmitters are essential components in industrial applications where accurate measurement and control of pressure are critical. There are several types of pressure transmitters available on the market, each with its own unique features and benefits. When choosing a pressure transmitter for a specific application, it is important to consider factors such as the pressure range, accuracy, stability, and compatibility with the process media. By selecting a reputable pressure transmitter supplier, industrial companies can ensure that they have access to high-quality products and reliable technical support for their pressure measurement needs.