Nanjing Wotian Technology Co., Ltd.

Pressure sensor manufacturing for 20 years.

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  • Piezoresistive Silicon Pressure Sensor Φ10mm PC7
  • Piezoresistive Silicon Pressure Sensor Φ10mm PC7
  • Piezoresistive Silicon Pressure Sensor Φ10mm PC7
  • Piezoresistive Silicon Pressure Sensor Φ10mm PC7
  • Piezoresistive Silicon Pressure Sensor Φ10mm PC7

Piezoresistive Silicon Pressure Sensor Φ10mm PC7

Features

■Pressure ref.: gauge pressure, absolute pressure

■Ranges: 1MPa…60MPa

■Input impedance: 2kΩ~5kΩ

■Zero output: ±30mV


PC7 Φ10mm piezoresistive silicon sensor,oil filling pressure sensor,small diameter sensor, pin connection sensor

We are the manufacturer which produce the piezoresistive silicon pressure sensor with high stability and CE approved.

Product Parameters

Performance parameters

Pressure range

1MPa~40MPa


Pressure reference

Absolute pressure, Sealed gauge pressure


Excitation

1.5mA recommended for constant current

5V recommended for constant voltage


Operating temp.

-40℃~125℃


Storage temp.

-40℃~125℃


Zero output

±30mV


Span output

≥60mV


Zero temp. coefficient

10%FS


Span temp. coefficient

10%FS


Impedance

(2~6)kΩ


Insulation resistance

≥200MΩ/250VDC


Long-term drift

≤0.2%FS/year


Non-linearity

≤0.25%FS(BFSL)


Repeatability

≤0.05%FS


Lead out mode

Pin


 

Structural performance parameters

Diaphragm material

316L


Housing material

316L


Oil filling

Silicon oil


Sealing ring

NBR or fluorine rubber


 

 

 

 

 

 

Structure & dimension (in mm)

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Electrical connection (in mm)

5 pin (5p)


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Pin          Definition

1,5        Excitation-(IN-)

2        Output+(OUT+)

3        Excitation+(IN+)

4        Output-(OUT-)

  

 


Pressure range selection

Code

Pressure reference

Pressure range

Overpressure

O-ring

1M

A、S

0~1MPa

200%FS

NBR

1.6M

A、S

0~1.6MPa

200%FS

NBR

2.5M

A、S

0~2.5MPa

200%FS

NBR

4M

A、S

0~4MPa

200%FS

NBR

6M

A、S

0~6MPa

150%FS

NBR

10M

A、S

0~10MPa

150%FS

NBR

16M

S

0~16MPa

150%FS

NBR

25M

S

0~25MPa

150%FS

NBR

40M

S

0~40MPa

150%FS

NBR

Note: G: Gauge pressure, A: Absolute pressure, S: Sealed gauge pressure

Φ19×14mm Oil Pressure Sensor PC10



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


                                                        Testing Equipment


Φ10mm Piezoresistive Silicon Pressure Sensor PC7Φ10mm Piezoresistive Silicon Pressure Sensor PC7

Φ10mm Piezoresistive Silicon Pressure Sensor PC7Φ10mm Piezoresistive Silicon Pressure Sensor PC7




Certificate

PC7 Piezoresistive Silicon Pressure Sensor (Φ10mm)

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.