Nanjing Wotian Technology Co., Ltd.

Pressure sensor manufacturing for 17 years.

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  • PCM300T High Temperature Pressure Transmitter
  • PCM300T High Temperature Pressure Transmitter
  • PCM300T High Temperature Pressure Transmitter

PCM300T High Temperature Pressure Transmitter

Features

■ SS316L diaphragm structure

■ Using the imported high temperature resistant chip

■ Applicable to wide medium temperature range

■ Strong anti-interference, good long-term stability

■ Directly contacting with the measured high temperature medium, and improving the pressure response frequency

■ Providing ample pressure ranges for low pressure, medium pressure and high pressure

■ Anti-vibration, shock resistance, and corrosion resistance


Applications and industries

■ Process control

■ Aerospace

■ Chemical product and chemical industry

■ Servo valve and transmission



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China Wotian factory high temperature pressure transmitter adopting the high temperature resistant pressure sensor as the signal measuring element, with the high-precision signal processing circuit located in the stainless steel housing, transforming the sensor output signal into the standard signal

Product Parameters

Performance   parameters


Pressure   range

-100kPa…0~10kPa…60MPa



Pressure   reference

Gauge   pressure, Absolute pressure, Sealed gauge pressure



Supply   & output

420mA,   05V,   15V,   010V,   110V   (1230VDC)



0.54.5V   R/M(5VDC)



Accuracy

2%FS   (pressure range -55kPa)

0.5%FS   (the rest)



Hysteresis   and repeatability

0.1%FS



Temperature   drift

±1.5%FS(-2085)



Response   time

≤1ms (Up   to 90%FS)



Overpressure

150%FS



Service   life

≥10×106 pressure cycles



Ambient temperature

-2085



Medium   temp.

-30350



Storage   temp.

-40125



EMC-interference

IEC   61000-6-3



EMC-anti-interference

IEC   61000-6-2



Insulation   resistance

≥100MΩ/250VDC(200MΩ/500VDC)



Anti-vibration   performance

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



Net weight

220360g



Ex-proof   grade

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



Cooling   fan

3 pieces,   5 pieces, 7 pieces



Hexahedral   size

HEX27



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

PCM300T High Temperature 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.