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Pressure Sensor for Air Piezoresistive PT-304

Model Number:PT-304
Output signal:0.5-4.5VDC
Pressure range:0~1bar…50bar

Electrical connection:3m Cable
Process connection:G1/4
Power supply:5VDC
Pressure type:Guage Pressure
Water Proof:IP65
Overload pressure:200%FS

  • Introduction
  • Technical data
  • Electrical connection
  • Dimensions
  • Applications

Pressure transmitter Pressure Sensor for Air Piezoresistive  PT-304 4-20ma

Pressure Sensor for Air Piezoresistive uses a 96% alumina sensor core. integrated with a high reliability amplification circuit, precise digital temperature compensation, and non-linear correction technology. It provides pressure output signals of 4~20mA and 0~5VDC. Engineered to withstand extreme pressure conditions, ensuring utmost safety. It features a built-in premium ceramic pressure transmitter core, making it suitable for a wide range of applications in industries such as automotive, food, pharmaceutical, industrial automation, water pumps, oil, chemical, pneumatic equipment, hydraulic equipment, air conditioning, and air compressors.

Compact in size with easy installation, this sensor offers reliable reverse polarity protection and has been independently developed. Well-received in the market, it boasts high cost-effectiveness with exceptional sensitivity, accuracy, and stability. It also includes features such as full-temperature zone compensation, excellent electrical performance, and long-term stability.

PT-304  piezoresistive Pressure sensor

Pressure Sensor Main Feature:

  • 1. High sensitivity: The Air Piezoresistive Pressure Sensor provides high sensitivity for accurate pressure measurement.
  • 2. Reliable performance: With a ceramic sensor and full temperature compensation, this sensor ensures reliable and stable performance.
  • 3. Easy installation: Compact and easy to install, this sensor offers convenience and safety in its usage.
  • 4. Cost-effective: High performance at a great value, this sensor is a cost-effective solution for pressure sensing applications.
  • 5. Warranty included: Backed by a one-year warranty, you can trust in the quality and longevity of this product.

**Q: Can this universal pressure sensor be customized to fit specific industrial applications?

** *A: Yes, we are a leading production factory that supports OEM and brand export. We specialize in supplying to the top ten international air compressor manufacturers. We offer mold opening and customization services to meet your specific sensor needs. Feel free to contact us for a one-stop solution tailored to your requirements.

* **Q: What type of industries do you typically supply your pressure sensors to?

** *A: We supply our universal pressure sensors to a wide range of industries, including but not limited to manufacturing, automotive, aerospace, and energy sectors. Our sensors are versatile and can be customized to suit various industrial applications.

* **Q: How can I place an order for your universal pressure sensors?

** *A: You can place an order for our universal pressure sensors by contacting us directly. We provide a seamless ordering process and can assist you with any questions or customization requirements you may have. Feel free to reach out to us for a hassle-free purchasing experience.*

If you are not sure what kind of pressure sensor is right for your project.please contact us


Measuring range Gauge pressure 0~1bar…50bar
safe overload pressure 200%FS
Comprehensive accuracy ±0.5%FS
Temperature compensation range -40~85℃
Wen Piao ±0.03%/℃
long term stability ±0.3%FS/year
Operating temperature -40~85℃
Storage temperature -40~125℃
output signal Absolute value 0-5V Scale 0-5V 4-20mA
Supply voltage(V) 6-36 or 3.0-5.5 3.0-5.5 11-36
Power consumption(mA) 2.5(TYP) 2.5(TYP)
load(2) >10K >10K ≤50(U-11)
Electrical connections Wire/terminal
Protection level IP65
process connection NPT 1/8, G1/4, etc. can be customized
Material 304 stainless steel, alumina
vibration 10gRMS,(20~2000)Hz
impact 100g,11ms
insulation Greater than 100MΩ @250VDC
Start Time 80ms
Response time Less than 1ms (@ 90%FS)
CE certification EMC: IEC61326-1 Class B
Electrostatic discharge immunity: IEC61000-4-2
Electromagnetic field immunity: IEC61000-4-3
EFT immunity: IEC61000-4-4

PT-304 Product Architecture Document 5PT-304 Product Architecture Document 3PT-304 Product Architecture Document 1

PT-304 piezoresistive Pressure sensor 20PT-304 piezoresistive Pressure sensor 22PT-304 piezoresistive Pressure sensor 24

Q: In which industries can this universal pressure sensor be widely used?


A: This pressure sensor is widely used in various industries such as automotive, food processing, pharmaceuticals, industrial automation, water pumps, petroleum, chemical, pneumatic equipment, hydraulic equipment, air conditioning, and air compressors. Its high safety standards make it a preferred choice for demanding work environments.

PT-304 4-20ma Pressure Transmitter

If You Need To Order Samples Or Customized Products, Please Contact Us By Phone Or Email. We Will Have Someone Contact You!

We're always interested with in collabration new projects, big or small. Send us an email and we'll get in touch shortly, available or phone betwen 8:00 am and 6:00 pm Monday to Saturday.

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