Nanjing Wotian Technology Co., Ltd.

Pressure sensor manufacturing for 20 years.

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  • PCM3051S-DP Momocrystalline Differential Pressure Sensor
  • PCM3051S-DP Momocrystalline Differential Pressure Sensor
  • PCM3051S-DP Momocrystalline Differential Pressure Sensor
  • PCM3051S-DP Momocrystalline Differential Pressure Sensor

PCM3051S-DP Momocrystalline Differential Pressure Sensor

Features

 Advanced monocrystalline silicon differential pressure sensor adopted

 Wide pressure range covering -0.13MPa

 2-wire mode, 420mA analog output, HART® protocol digital communication

 Intelligent LCD gauge with backlight

 With both remote transmission and local zero and pressure range adjustment

Complete varieties, high accuracy, good stability

 Isolation ex-proof housing structure, strong resistance to frequency conversion interference

High static pressure, high overpressure protection

 Patented two pressure ends overpressure protection diaphragm design

 Lightning protection circuit design

 

Applications and industries

 Process control fields for the industries of petroleum, chemical industry, metallurgy, electricity, food, papermaking, medicine, machine manufacturing, scientific experiment and military aviation etc.


Product Parameters

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Structural performance


Diaphragm material

316L, Hastelloy C



Exhaust/Drain valve

304



O-ring

Silicone rubber (contact with measurement medium)



Filling liquid

Silicon oil



Flange and clamp block

304



Housing material

Die-cast aluminium alloy, painted epoxy coating



Electrical connection

M20×1.5 (Female), NPT1/2 (Female)



Pressure connection

M20×1.5 with welded pipe, NPT1/4 (Female), NPT1/2, NPT1/2 (Female), G1/2 with welded pipe, G1/4, tri-valve set M20×1.5 with welded pipe (304/316 options), tri-valve set NPT1/4 (Female) (304/316 options)



Weight

3.5kg (not including accessories)



Component diagram

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HART communication connection diagram



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Dimensional drawing


Product model

                      Dimensional drawing                       In mm


PCM3051S-DP

(no accessory)

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Note:

L=126±5mm if with display; L=108±5mm if without display


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


Φ23.5mm Silicon Pressure Sensor PCM320Φ23.5mm Silicon Pressure Sensor PCM320

Φ23.5mm Silicon Pressure Sensor PCM320Φ23.5mm Silicon Pressure Sensor PCM320

Certificate

PCM3051S-DP Momocrystalline 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.