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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  • PC30 Pressure Sensor with Thread
  • PC30 Pressure Sensor with Thread
  • PC30 Pressure Sensor with Thread
  • PC30 Pressure Sensor with Thread

PC30 Pressure Sensor with Thread

l  Piezoresistive silicon chip employed                                                                                                                                                                                                              

l  Perfect long term stability          

l  MEMS technology                                                    

l  Sensor diameter: 19mm                                                                                                                                              

 

PC30 pressure sensor with thread,China pressure sensor,wotian pressure sensor, pressure  sensor factory

PC30 pressure sensor is a standard and popular sensor applied in air and liquid pressure measuring. A high sensitivity silicon pressure chip is employed in the sensor.Nanjing Wotian Technology Co., Ltd is a Chinese manufacturer that produces the pressure sensors and transmitters. 

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

300%F.S.(≤70Kpa) | 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 (Typical)

Compensated temp.

-10ºC -70ºC

Operating temp.

-40ºC   -125ºC

Storage temp.

-40ºC   -125ºC

Zero temp. coefficient

0.02%F.S./ºC(≥100kPa) | 0.04%F.S./ºC(<100kPa)

Span temp. coefficient

0.02%F.S./ºC(≥100kPa) | 0.04%F.S./ºC(<100kPa)  

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, 200ºC bearing

Pin connection

Kovar pin (0.6um Gold platted)



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

PC30 Pressure Sensor with Thread

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.