Nanjing Wotian Technology Co., Ltd.

Pressure sensor manufacturing for 20 years.

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  • PCM1610 Monocrystalline Silicon Differential Pressure Transmitter
  • PCM1610 Monocrystalline Silicon Differential Pressure Transmitter
  • PCM1610 Monocrystalline Silicon Differential Pressure Transmitter
  • PCM1610 Monocrystalline Silicon Differential Pressure Transmitter

PCM1610 Monocrystalline Silicon Differential Pressure Transmitter

Features

■ Imported ultra-high stability differential pressure die

■ High accuracy and excellent stability

■ Static pressure error within ±0.1%FS/10MPa

■ Unilateral overpressure limit of up to 40MPa

■ High accuracy temperature sensor inside

■ Intelligent temperature compensation

■Positive and negative pressure completely symmetrical, no O-ring inside

■ All welded integrated structure


Applications

■ Mobile tank monitoring

■ Thermal meter manufacturing



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China Wotian factory differential pressure transmitter adopting high stability differential pressure chip, monocrystalline silicon floating design and the embedded signal processing module to achieve high accuracy and long-term stability over a wide range of static pressure and temperature changes


Product Parameters

Performance   parameters

Pressure range

02kPa3MPa

Supply/output

420mA, 420mA+RS485-MODBUS1028VDC

Operating temp.

-40-85

Storage temp.

-40℃~125

Compensation temp.

-2080

Temp. coefficient

1.5%-2080℃)

Overpressure

16MPa

Maximum static pressure

40MPa

Mechanical   vibration

20g(205000Hz)

Shock

100g11ms

Overall   accuracy

0.5%FS

Insulation   resistance

100MΩ/250VDC(200MΩ/250VDC)

Response time

1msup to 90%FS

Long term   stability

±0.1%FS/year

IP protection

IP65

Material

Stainless steel

Medium compatible

Various medium compatible with 304 stainless steel


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


PCM610 Differential Pressure TransmitterPCM610 Differential Pressure Transmitter

PCM610 Differential Pressure TransmitterPCM610 Differential Pressure Transmitter


Certificate

PCM1610 Monocrystalline Silicon Differential Pressure Transmitter

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.