Refrigeration & HVAC

Pokcenser offers a range of Refrigeration & HVAC pressure sensors. Those compact ceramic pressure sensors ensure precise measurements of pressures allowing safe & energy efficient operation of the system controls and are approved for all common refrigerants in use. Uses a highly reliable imported ceramic piezoresistive pressure sensor. In the range you will find pressure sensors optimized for a variety of different applications & pressures as well as a variety of electrical connections. They features long lifetime, high resistance to shock and vibration, >10 million pressure cycles.

Sales contact

Pokcenser Automation Technology Co., Ltd

Mobile: +86 181 7515 5326
Email: info@pokcenser.com
Tel: +86-731-8229 9492

PWP311 HVAC Pressure Sensor

Features

  • Packard connector: Provide 2-wire or 3-wire signal output
  • Brass housing: Fully sealed brass housing, waterproof and impact-resistant
  • Overvoltage protection: 2 times overvoltage protection
  • Refrigerant compatibility: R12, R22, R410a, R507 and other general refrigerants
  • Customizable pressure port: 7/16-20UNF, G1/4”, 1/4”NPT, G1/2”…
  • Temperature compensation at 0~50℃

Application:

  • HVAC System
  • Air Conditioning System
  • Compressor
  • Refrigeration unit
  • Pipeline system
  • Air source heat pump
  • Automation control

Advantages

  • Compact size
  • Particularly cost-effective
  • Excellent quality and proven technology
  • Long service life
  • Electromagnetic compatible

This HVAC pressure transducer is a compact design and low cost pressure sensor, adopts highly reliable ceramic pressure sensor with certificate. Measuring absolute and gauge pressure, range -1 bar to 400 bar. This bestseller can tolerate up to 10 million load cycles with almost constant precision.

Resources

Datasheet

File Name

Time 

Type 

Download

PWP311 HVAC Pressure Sensor

May 05, 2025

PDF 

Technical Parameters

Model PWP311
Pressure Type Relative (gauge) /Absolute pressure
Pressure Range -0.1MPa~0MPa …5MPa
Accuracy ±0.5%FS
Safe Overload 200%FS
Burst Pressure 300%FS
Electrical Connection Packard Connector
IP Rating IP65
Signal Output 4-20mA0.5-4.5V/0-5V/0-10V
Power Supply 10-30VDC/5VDC/8-24VDC/12-30VDC
Working Temperature -40℃~+80℃
Medium Compatible R12, R22, and other refrigerants
Long-term Stability ≤0.5%FS/year
Repeatability ≤0.1%FS
Process Connection 7/16-20UNF female, 1/2”-20UNF, M20x1.5, G1/4”, 1/4″NPT, female and male optional
Housing Material Brass, SUS304

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Model PWP311
Pressure Type Relative (gauge) /Absolute pressure
Pressure Range -0.1MPa~0MPa …5MPa
Accuracy ±0.5%FS
Safe Overload 200%FS
Burst Pressure 300%FS
Electrical Connection Packard Connector
IP Rating IP65
Signal Output 4-20mA0.5-4.5V/0-5V/0-10V
Power Supply 10-30VDC/5VDC/8-24VDC/12-30VDC
Working Temperature -40℃~+80℃
Medium Compatible R12, R22, and other refrigerants
Long-term Stability ≤0.5%FS/year
Repeatability ≤0.1%FS
Process Connection 7/16-20UNF female, 1/2”-20UNF, M20x1.5, G1/4”, 1/4″NPT, female and male optional
Housing Material Brass, SUS304
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