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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  • X19(WTG19) Industrial Pressure Sensor
  • X19(WTG19) Industrial Pressure Sensor
  • X19(WTG19) Industrial Pressure Sensor

X19(WTG19) Industrial Pressure Sensor

Features

 Piezoresistive silicon chip employed                                                                                                                                                                                                              

Perfect long term stability

MEMS technology

 Cost effective                                                                                                                                              

 

 

X19(WTG19) industrial pressure sensor,China pressure sensor,wotian pressure sensor,air pressure sensor

We are the Chinese manufacturer that produce the low pressure sensor with good quality for air application.

Product Parameters


Pressure range

Pressure range

250Pa, 1kPa, 2kPa, 4kPa, 6kPa, 8kPa, 10kPa (bar   and psi unit available)

Pressure reference

Gauge pressure

Overpressure

300%F.S.

Output signal

Zero output

±2mV

Span output

30mV(typical)

Specification

Accuracy (linearity,   repeatability and hysteresis)

±0.25%F.S. (Typical)

Excitation

1.5mA (Typical)

Compensated temp.

0-50

Operating temp.

-20-85

Storage temp.

-40-125

Zero temp. coefficient

1.5%F.S.(500Pa, 2kPa, 5kPa, 10kPa) | 2%F.S.   (250Pa, 20kPa, 35kPa, 70kPa, 100kPa) | 2.5%F.S. (1kPa, 7kPa)

Span temp. coefficient

2%F.S.

Insulation resistance

100Mohm/250VDC

Input impedance

2kΩ5kΩ

Long term stability

≤0.2%F.S.S. /year

Vibration

20g   (20-5000Hz)

Oil filling

Without oil filling

O-ring

NBR, Fluorin

Housing and   diaphragm                                   

Stainless steel 316L

Wire connection

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

Weight

25g(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

X19(WTG19) 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.