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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  • PCM303 Universal Pressure Transmitter Pressure sensor
  • PCM303 Universal Pressure Transmitter Pressure sensor
  • PCM303 Universal Pressure Transmitter Pressure sensor
  • PCM303 Universal Pressure Transmitter Pressure sensor
  • PCM303 Universal Pressure Transmitter Pressure sensor
  • PCM303 Universal Pressure Transmitter Pressure sensor

PCM303 Universal Pressure Transmitter Pressure sensor

Features

■ SS316L diaphragm structure

■ High accuracy, all stainless steel structure

■ Small size and light weight

■ Strong anti-interference, 

good long-term stability

■ Diversified formal structures, 

easy installation and use

■ Wide pressure range, can measure the absolute pressure, gauge pressure and sealed gauge pressure

■ Anti-vibration, shock resistance

■ Zero, full span adjustable




Diffused silicon universal pressure transmitter,China pressure transmitter,Wotian factory pressure transmitter,Economic pressure transmitter,Strong anti-interference universal pressure transmitter


China Wotian factory economic pressure transmitter adopting diffused silicon pressure sensor as pressure sensing element and able to be directly connected with computer interface card, control instruments, intelligent meters or PLC conveniently, with extremely high vibration and shock resistance


Product Parameters

Performance   parameters

Pressure   range

-100kPa…0~35kPa…100MPa

Pressure   reference

Gauge   pressure, Absolute pressure, Sealed gauge pressure

Accuracy

0.5%FS

Hysteresis

0.1%FS

Repeatability

0.1%FS

Temperature   drift

35kPa:   ±2%FS(060

Other   ranges: ±1.5%FS(-2085

Response   time

≤1ms (Up   to 90%FS)

Overpressure

Refer to   Table for Pressure Range Selection

Service   life

≥10×106 pressure cycles

Ambient temperature

-2085

Medium   temp.

-30105                          

Storage   temp.

-40125

EMC

Immunity:   IEC 61000-6-2, Radiation: IEC 61000-6-3

Insulation   resistance

≥100MΩ/500VDC(200MΩ/250VDC)

Vibration   resistance

Sine   curve: 20g, 25Hz2kHz; IEC 60068-2-6

Random:   7.5grms, 5Hz1kHz; IEC   60068-2-64

Shock   resistance

Shock:   200g/1ms; IEC 60068-2-27

Free   falling body: 1m; IEC 60068-2-32

Protection   grade

IP65

Medium   compatibility

All kinds   of media compatible with SS316L

Hexagon

HEX27

Ex-proof   grade

Intrinsically   safe explosion-proof ExiaCT6 (only   for 420mA)

Net weight

150180g


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

PCM303 Universal Pressure Transmitter 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.