HVAC

HVAC stands for heating, ventilation, and air conditioning. The HVAC systems are an integral setup of three processes – heat addition, heat extraction, and conditioning. Certainly, HVAC systems are installed almost everywhere including homes, industrial locations, food processing stations, organic warehouses, marine systems, and so on. The HVAC systems are often utilized for atmospheric conditioning according to the need of the human body and industrial conditions. HVAC system is an integrated setup that can heat or cool the atmospheric air while conditioning the air quality based on requirements. The HVAC systems can be implemented for tasks like cooling, heating, moisture control, dust removal, and oxygen replenishment in an indoor location.

Sales contact

Pokcenser Automation Technology Co., Ltd

Mobile: +86 181 7515 5326

Email: info@pokcenser.com

Tel: +86-731-8229 9492

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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℃

Applications

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

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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	Sep 25, 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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