Nanjing Wotian Technology Co., Ltd., established in 2005, stands as a beacon of innovation in the realm of pressure sensor technology. Recognized as a national high-tech enterprise, our journey began with a vision to pioneer advancements in sensor technology. Situated amidst the vibrant technological landscape of Jiangsu Province, our roots delve deep into the ethos of innovation and excellence. With over 400 dedicated staff members, including 60 seasoned R&D engineers, we embody the spirit of progress and ingenuity. Our commitment to excellence has propelled us to the forefront of the industry, earning accolades such as Nanjing Engineering Technology Research Center and Nanjing Municipal Engineering Research Center.

Pressure Sensor

Features

■ With constant current and constant voltage excitation options

■ Imported highly reliable pressure die

■ Wide temperature compensation

■ Normalized output available

■ Compensation board filled with glue for protection against moisture

■ Φ19mm standard OEM

■ All 316L material

■ High performance, all solid, high reliability

■ 18 months warranty period

Pressure Transmitter 

Features

■ SS316L diaphragm structure

■ High accuracy, all stainless steel structure

■ Small size and light weight

■ Strong anti-interference, 

good long-term stability

■ Diversified formal structures, 

easy installation and use

■ Wide pressure range, can measure the absolute pressure, gauge pressure and sealed gauge pressure

■ Anti-vibration, shock resistance

■ Zero, full span adjustable

differential pressure transmitter

Features

■ Advanced monocrystalline silicon differential pressure sensor adopted

■ Wide pressure range covering -0.1～3MPa

■ 2-wire mode, 4～20mA analog output, HART® protocol digital communication

■ Intelligent LCD gauge with backlight

■ With both remote transmission and local zero and pressure range adjustment

■ Complete varieties, high accuracy, good stability

■ Isolation ex-proof housing structure, strong resistance to frequency conversion interference

■ High static pressure, high overpressure protection

■ Patented two pressure ends overpressure protection diaphragm design

■ Lightning protection circuit design

Level Sensor Transmitter

Features

■ Reliable and safe, energy-saving and environmental protection, green and low-carbon

■ Guaranteed diesel fuel storage for diesel engines

■ Piezoresistive diffused silicon pressure sensor

■ Probe insertion measurement method, easy to install

■ For level measurement

■ Multiple protective structure design, high protection ability

■ LCD option

■ Variety of styles, suitable for various industrial applications

■ Anti-corrosion stainless steel material adopted, suitable for many occasions

Expand the international market, increase brand awareness, collect market information, promote product sales, find partners, understand industry technology trends, verify new products and technologies, establish and maintain customer relationships, and improve staff quality and competence.

국제 시장 확대, 브랜드 인지도 향상, 시장 정보 수집, 제품 판매 촉진, 파트너 찾기, 업계 기술 동향 파악, 신제품 및 기술 검증, 고객 관계 구축 및 유지, 직원 품질 및 역량 향상

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