Nanjing Wotian Technology Co., Ltd.

Pressure sensor manufacturing for 17 years.

Keywords: Nanjing WotianPressure Sensor FactoryMonocrystalline Silicon Differential Pressure SensorLevel TransmitterPressure TransmitterPressure Sensor

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  • PC90D Monocrystalline Silicon  Differential Pressure Sensor
  • PC90D Monocrystalline Silicon  Differential Pressure Sensor
  • PC90D Monocrystalline Silicon  Differential Pressure Sensor
  • PC90D Monocrystalline Silicon  Differential Pressure Sensor

PC90D Monocrystalline Silicon Differential Pressure Sensor

Features

Imported ultra-high stability differential pressure die

High accuracy and excellent stability

Static pressure error within ±0.15%FS/10MPa

Patented double overpressure protection diaphragm design

Unilateral overpressure limit of up to 40MPa

Constant voltage excitation

316L stainless steel all welded integrated structure

Positive and negative pressure symmetrical, no O-ring inside

With small flange kit

 


PC90D monocrystalline silicon  differential pressure sensor, China pressure sensor, wotian pressure sensor

PC90D monocrystalline silicon  differential pressure sensor is a kind of differential pressure sensor designed

with overpressure protection function.Nanjing Wotian Technology Co., Ltd is a Chinese manufacturer that produces the pressure sensors and transmitters. 


Product Parameters

Performance   parameters


Supply

5V



Operating temp.

-40-85



Storage temp.

-50-125



Output voltage

60~140mV



Zero temp. coefficient

±0.05%FS/



Temp. hysteresis

±0.1%FS(10kPa<Range≤1000kPa)



±0.5%FS(Range≤10kPa)



Pressure hysteresis

±0.025%FS



Long-term drift

±0.05%FS/Year



Nonlinearity

±0.5%FS(10kPa<Range≤1000kPa)



±1.5%FS(Range≤10kPa)



Static pressure impact

±0.15%FS/10MPa



Diaphragm material

Stainless steel 316L



Production process

PC90D Monocrystalline Silicon  Differential Pressure SensorPC90D Monocrystalline Silicon  Differential Pressure Sensor

PC90D Monocrystalline Silicon  Differential Pressure SensorPC90D Monocrystalline Silicon  Differential Pressure Sensor

PC90D Monocrystalline Silicon  Differential Pressure SensorPC90D Monocrystalline Silicon  Differential Pressure Sensor

Certificate

PC90D Monocrystalline Silicon  Differential Pressure Sensor

Company profile

PCM580 Digital Pressure Gauge (Φ80mm)

Nanjing Wotian Technology Co., Ltd. was established in 2005. It is an outstanding top sensor mkanufacturing enterprise in Jiangning District. The company was rated as Nanjing Engineering Technology Research Center and Nanjing. Municipal Engineering Research Center, Nanjing Enterprise Technology Center, Nanjing Postdoctoral Innovation Demonstration Base; is the unit that formulated the national standards for "Silicon Piezoresistive Pressure Sensitive Chips" and "Silicone Pressure Sensors". It is the leading domestic manufacturer of pressure sensors, with core technology of diffused silicon pressure sensor pressure transmitter, level sensor and temperature sensor and existing staff 305. The annual production of pressure sensors is more than 2 million. The products have been exported to more than 70 countries and regions. Nanjing Wotian was awarded the honorary title of "Sensor Application Program Demonstration Enterprise" by the Ministry of Industry and Information Technology in 2019. "Creating value for customers" is the goal that enterprises always pursue. As leading manufacturer in the domestic pressure sensor industry, the company will revitalize China's pressure sensor business as its own responsibility, work diligently, step by step, strive to make pressure sensors better, and provide customers with cost-effective sensors.  Nanjing Wotian Technology Co., Ltd. has passed ISO9001-2015 quality management system certification and TS16949 certification for the automotive industry.


Company advantage

Mass production

We have one production center in Nanjing and one production center in Anshan with 20,000㎡plant and 170 units of production equipments. The main annual capacity of sensors is about 2,000,000 pieces.

Imported equipments

We imported 20 sets of pressure controller and 150 units of testing ovens to our production line.

Informatization management

We have the information management system of CRM, PLM, ERP, MES and DINGDING etc.

Comprehensive testing

We have our own lab and testing equipment such as lightning stroke, surging, static electricity, vibration, high-low temperature impact test and helium mass-spectrum leak detection.