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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  • PCM639 Differential Pressure Transmitter with Double Sensors
  • PCM639 Differential Pressure Transmitter with Double Sensors
  • PCM639 Differential Pressure Transmitter with Double Sensors
  • PCM639 Differential Pressure Transmitter with Double Sensors
  • PCM639 Differential Pressure Transmitter with Double Sensors

PCM639 Differential Pressure Transmitter with Double Sensors

Applications

■ Hydropower

■ Chemical industry

■ Urban water supply

■ Scientific research

■ Accurate measurement of differential pressure of fluid



China differential pressure transmitter with double sensors,Wotian factory differential pressure transmitter,WTsensor differential pressure transmitter with two absolute pressure sensors and MSP430X


China Wotian factory differential pressure transmitter with 2 absolute pressure sensors, 2 pressure ports on each side for easy installation and the microprocessor-based MSP430X which enables digital error compensation to eliminate all repeatability errors such as linearity and rsistance dependence

Product Parameters

Electrical performance   parameters


Pressure   range

0100MPa



Pressure   reference

Absolute   pressure



Supply

1230V,   24V recommended



Output

420mA



Operating   temp.

-2580



Storage   temp.

-40100



Response   time

≤1ms (up to   90%FS)



Insulation   resistance

100MΩ/500VDC



Protection

IP65 






 

Structural performance   parameters


Housing material

304



Medium compatibility

All kinds   of liquids and gases compatible with stainless steel






 

Basic parameters


Measurement   error

±0.5%



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

PCM639 Differential Pressure Transmitter with Double Sensors

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.