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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  • PC13 I (WT13 I) Industrial Pressure Sensor
  • PC13 I (WT13 I) Industrial Pressure Sensor
  • PC13 I (WT13 I) Industrial Pressure Sensor
  • PC13 I (WT13 I) Industrial Pressure Sensor
  • PC13 I (WT13 I) Industrial Pressure Sensor

PC13 I (WT13 I) Industrial Pressure Sensor

l  Piezoresistive silicon chip employed                                                                                                                                                                                                              

l  Perfect long term stability          

l  MEMS technology                                                     

l  Sensor diameter: 12.6mm                                                                                                                                                

 

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PC13 I (WT13 I) industrial pressure sensor is the small diameter pressure sensor with CE approved. Nanjing Wotian Technology Co., Ltd is the Chinese manufacturer that pressure sensors and transmitters. It produce and sell 1,5 million pieces pressure sensors and transmitters to 70 countries per year.

Product Parameters

Pressure range

Pressure range

1MPa, 1.6MPa, 2.5MPa, 4MPa, 6MPa,   10MPa, 16MPa, 25MPa, 40MPa, 60MPa, 100MPa (bar and psi unit available)

Pressure reference

Absolute pressure | Sealed gauge pressure

Overpressure

200%F.S.(25MPa) | 150%F.S.(25MPa)

Output signal

Zero output

±2mV

Span output

≥60mV

Specification

Accuracy (linearity,   repeatability and hysteresis)

±0.25%F.S. (Typical)

Excitation

1.5mA

Compensated temp.

-10-70

Operating temp.

-40-125

Storage temp.

-40-125

Zero temp. coefficient

0.02%F.S./ (≥4MPa)   | 0.03%F.S.   / (<4MPa)

Span temp. coefficient

0.02%F.S. / (≥4MPa) | 0.03%F.S. / (<4MPa)  

Insulation resistance

200Mohm/250VDC

Input impedance

2kΩ-5kΩ

Long term stability

≤0.2%F.S.S./year

Vibration

20g   (20-5000Hz)

Oil filling

Silicon oil

O-ring

NBR, Viton

Housing and   diaphragm                                   

Stainless steel 316L

Wire connection

4 wire (typical) | 5 wire (available)    39×φ0.015, Silicon shielded, 200   bearing

Pin connection

Kovar pin (0.6um Gold platted)

Weight

17g(approx)


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

PC13 I (WT13 I) Industrial 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.