| Wireless industrial pressure sensors are often found in | | | | As mentioned above, the basic principle of sensors is |
| applications for the monitoring of the status of | | | | that the current flowing through the piezoelectric |
| machinery and systems in manufacturing industries and | | | | materials is proportional to the amount of pressure. For |
| in process control. In addition, the fact that these | | | | regular pressure transducers, this electric current |
| devices communicate with the control system through | | | | travels through electric wires. However, a more |
| wireless communication means that they could be | | | | convenient arrangement is the use of wireless |
| utilized in the remote control of various equipment. The | | | | pressure sensors. These are equipped with the |
| common design for these pressure sensors, such as | | | | capability to create radio signals that transmit the |
| Keller pressure sensors, is based on the principle of | | | | information to the control panel or computer. Some of |
| piezoresistance in which the resistance of the material | | | | the specific applications of wireless pressure sensors |
| is directly proportional to the pressure that is applied on | | | | in industries include leak testing, measurement of the |
| the material. There are various applications of wireless | | | | flow of liquids or gases, and checking on the gas and |
| industrial sensors, because the fact that they are | | | | liquid pressure in certain machinery to ensure proper |
| wireless offers several benefits. | | | | operation and safety. These devices could be a |
| Some of the benefits of wireless industrial pressure | | | | differential pressure sensor, sealed sensors, gauge |
| sensors include circuit integration, ease of networking, | | | | sensors, or absolute pressure sensors. |
| transducer miniaturization, better signal-to-noise ratio, | | | | Wireless industrial pressure sensors use a force |
| and multi-point sensing. Such devices can also be | | | | collector for detecting the pressure. This sensing |
| utilized for determining the bottomhole pressure in the | | | | diaphragm could be potentiometric, piezoelectric, optical, |
| petroleum industry. How do various industries make | | | | capacitive, electromagnetic, or piezoresistive. These |
| use of networks of these sensors, including a | | | | systems can be classified under the category of direct |
| differential pressure transmitter? Wireless sensor | | | | pressure measurement. On the other hand, it is also |
| networks can be applied for the checking of the | | | | possible to measure the pressure indirectly. These |
| different process variables in petroleum production | | | | sensors perform measurements of other variables, |
| activities, the monitoring of the different process | | | | such as the flow of ions, changes in the thermal |
| variables in manufacturing, and watching over the | | | | conductivity of gas, and resonant frequency changes |
| many process parameters in waste/wastewater | | | | in a part of the sensor or transducer. Meanwhile, an |
| facilities. There are so many possibilities for using these | | | | industrial processing system usually requires a large |
| sensor networks but it is observed that they tend to | | | | number of pressure detectors. Thus, a wireless sensor |
| be often used in industries where materials are flowing, | | | | network is often utilized to allow a computer to |
| such as in the chemical industries, metal industries, | | | | conduct the monitoring activities and perform analysis. |
| paper and pulp industries, beverage industries, and food | | | | In this way, process control can be automated for a |
| industries. | | | | more efficient industrial process and to minimize costs. |