P51-50-S-Z-MD-4.5OVP-000-000

Series:	MediaSensor™
Part Status:	Active
Pressure Type:	Sealed Gauge
Operating Pressure:	50 PSI (344.74 kPa)
Output Type:	Analog Voltage
Output:	0.5 V ~ 4.5 V
Accuracy:	±1%
Voltage - Supply:	5V
Port Size:	Male - 1/4" (6.35mm) NPT
Port Style:	Threaded
Features:	Amplified Output, Temperature Compensated
Termination Style:	MD, 4 Pin
Maximum Pressure:	--
Operating Temperature:	-40°C ~ 105°C
Package / Case:	Cylinder
Supplier Device Package:	--

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Pressure sensors, transducers, and P51-50-S-Z-MD-4.5OVP-000-000 in particular, are a type of sensor which measure and convert pressure to an electrical signal. Pressure sensors combine physical principles such as pressure, capacitance, thermal, and piezoresistive sensing to provide accurate measurements of pressure. P51-50-S-Z-MD-4.5OVP-000-000 is a mini differential pressure sensor designed to measure differential pressure.

Application Field

P51-50-S-Z-MD-4.5OVP-000-000, like many different pressure sensors, have various usages. Common applications include:

• Ventilation and air data monitoring, such as air pressure and humidity.
• Industrial processes, including process control and monitoring.
• HVAC (Heating, Ventilation, and Air Conditioning) systems, including airflow measurement and temperature control.
• Medical and healthcare devices, including patient monitoring equipment.
• Automotive manufacturing, such as air intake and emissions control.
• Aerospace applications, such as flight control systems and fuel management systems.

Working Principle

P51-50-S-Z-MD-4.5OVP-000-000 is a hybrid-mechanical design sensor that combines a variable capacitor with a piezoresistive pressure transducer element. The thin film pressure element is manufactured using etched silicon technology, and the overall size of the sensor is extremely small.The pressure element consists of two metal diaphragms, separated by a silicon die containing an array of diffused piezoresistors. When subjected to pressure, the metal diaphragms distort the piezoresistor array, causing the resistance of the piezoresistors to change. This change in resistance is detected and measured by the amplifier circuit, which converts the resistance level into an electrical signal. This signal is then transmitted to the output of the sensor, allowing for the measurement of the applied pressure.At the same time, the metal diaphragms are also connected to a variable capacitor, which is filled with air and acts as a pressure-sensitive switch. When pressure is applied, the displacement of the diaphragms reduces the capacity of the variable capacitor, resulting in a decrease in the output signal of the pressure sensor.The combination of the pressure-sensitive switch and the piezoresistor array allows P51-50-S-Z-MD-4.5OVP-000-000 to measure both differential and absolute pressures. It also provides excellent accuracy and repeatability, high sensitivity, and a wide pressure range.

Conclusion

P51-50-S-Z-MD-4.5OVP-000-000 is a mini differential pressure sensor designed to provide accurate measurement of differential and absolute pressures. It uses a hybrid-mechanical design of a variable capacitor and a piezoresistive pressure transducer element. This enables the sensor to measure pressure with excellent accuracy and repeatability, high sensitivity, and a wide pressure range. P51-50-S-Z-MD-4.5OVP-000-000 can be used in a wide variety of applications, including HVAC, industrial process control, medical and healthcare equipment, automotive manufacturing, and aerospace systems.

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