Nanjing Wotian Technology Co., Ltd.

Pressure sensor manufacturing for 20 years.

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PCM602 Wind Differential Pressure Transmitter

Product overview

The PCM602 wind differential pressure transmitter is assembled with a MEMS silicon piezoresistive differential pressure sensor and features an aluminium alloy structure housing and barbed structure pressure connection with an M10 thread. This design allows for direct installation on the measuring pipe or connection through an impulse pipe. PCM602 is easy to install and use, and is widely applied in air supply for boilers, underground ventilation, and other electricity and mining industries, as well as the process control field of automated pressure detection for a super clean workshop.

Features

φ8 Barbed connector, easy to install

Measuring the tiny gas differential pressure value

Firm aluminium alloy housing

With the short-circuit protection and reverse polarity protection

Full range compensation for zero and sensitivity temperature

Strong circuit stability performance

Applications

Applicable to the air supply for boiler, underground ventilation, and other electricity and mining industries, as well as the process control field of automated pressure detection for the clean room.





Product Parameters

Performance parameters

Pressure range

0~200Pa…1kPa…100kPa 

(Minimum range: 0~200Pa, customization required)

Pressure reference

Differential pressure

Supply & output signal

Output signal: 4~20mA; Supply: 18~36V

Overall Accuracy

200Pa: ±2%FS (@25±5℃)


500Pa~100kPa: ±0.5%FS (@25±5℃)

Zero temp. coefficient

±3%FS (@0℃~50℃)

Sensitivity temp. coefficient

±3%FS (@0℃~50℃)

Response time

≤100ms(up to 90%FS)

Insulation

100MΩ/250VDC

Operating temp.

-20℃~60℃

Medium temp.

-20℃~60℃

Storage temp.

-20℃~85℃

Overpressure

200%FS

Mechanical vibration

20g (20~5000Hz)

Shock

10g(11ms) IEC 60068-2-27:2008

Durability

106 (cycles)

Long-term stability

±0.2%FS/year  

Material

Aluminium alloy for housing

Medium compatibility

All kinds of media compatible with the aluminium alloy





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


PCM90D Monocrystalline Silicon Differential Pressure Component with Clamp BlockPCM90D Monocrystalline Silicon Differential Pressure Component with Clamp Block

PCM90D Monocrystalline Silicon Differential Pressure Component with Clamp BlockPCM90D Monocrystalline Silicon Differential Pressure Component with Clamp Block





Certificate

PCM600 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.