PA-20-302R-M-3M

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Pressure sensing technology has been increasingly used in the industrial and medical fields and is particularly suitable for applications such as fluid media pressure measurements, altitude or depth measurements, and force or pressure gauges. With the development of better and more accurate components becoming available, pressure sensing technology is becoming more and more reliable.

The PA-20-302R-M-3M is a pressure transducer, initially developed by Automation Products Group, Inc. It senses the pressure of a flowing liquid or gas, and has been developed for intermittent use in demanding and harsh environments such as underwater or extreme temperatures. This versatile and robust pressure transducer can be used for a wide variety of applications.

The use of PA-20-302R-M-3M requires it to be connected to a host system which will use the captured pressure data to perform some kind of action or to provide detailed diagnostic information. The pressure transducer is connected directly to the host system via a removable terminal block and the appropriate electrical connectors.

The PA-20-302R-M-3M is a three-wire, full bridge, low-power pressure transducer, where one pressure sensitive diaphragm is located between two reference cavities. The end terminals are connected to a PCB mounted circuit board. This circuit board amplifies the signal and converts it to a 0-10VDC output.

The working principle of the PA-20-302R-M-3M is based on the Wheatstone bridge. It utilizes a variable resistor, or potentiometer, to measure the applied pressure or force. This variable resistor is connected to a pair of reference resistors across the bridge, forming a full Wheatstone bridge circuit that will generate a balanced output voltage when the two reference resistors are matched to the variable resistor. In this case, the variable resistor is a pressure-sensitive diaphragm that changes its resistance with the applied pressure, resulting in the balanced output voltage being directly proportional to the applied pressure.

The PA-20-302R-M-3M has an accuracy level of +- 0.3%, a repeatability of +- 0.2% and a response time of 1.5 milliseconds. It also has a maximum range of 150 psi and a working temperature range from -20°C to 70°C. It is constructed from stainless steel, making it durable and resistant to corrosive media.

The PA-20-302R-M-3M pressure transducer is widely used in many industries, such as hydraulics, aerospace, automotive, and medical applications. The transducer can be used to measure the pressure of flowing liquids or gases, as well as static pressure measurements. It can also be used to make pressure source control, pressure control and monitoring, and as a source for alarms or shutdowns. It can also be used to measure altitude or depth.

In conclusion, the PA-20-302R-M-3M is a reliable and accurate pressure transducer capable of measuring a wide range of pressures. It has a high accuracy level, repeatability, and response time. It is also made from quality materials, making it durable and resistant to corrosive media. Due to its robust construction and versatility, it is widely used in many industries.

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