Nanjing Wotian Technology Co., Ltd.

Pressure sensor manufacturing for 20 years.

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  • LT,RD intelligent flange pressure and differential pressure transmitter PCM3051S

LT,RD intelligent flange pressure and differential pressure transmitter PCM3051S

Features

 Advanced monocrystalline silicon differential pressure sensor adopted

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

  ■ Intelligent LCD gauge outfit with backlight

 With both the remote transmission and the local zero and pressure range adjustment

Complete varieties, high accuracy, good stability,

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

High static pressure, high overload protection

 Patented double overload protection diaphragm design

 Lightning protection circuit design


Applications and industries

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


Product Parameters

Performance parameters

Pressure range

010kPa3MPa


Pressure reference

Gauge pressure, Differential pressure


Supply & output

420mA, 420mA+HART® protocol (10.5V36V, usually 24V)


Accuracy

±0.1%FS


temperature drift

±(0.10.1×Range ratio%FS@-1070℃)


Ambient temperature

-40℃80℃; with LCD gauge outfit -20℃70℃


Medium temp.

-40120


Storage temp.

-4085


Insulation resistance

≥100MΩ/500VDC (200MΩ/250VDC)


Protection grade

IP65


Static pressure range

Zero range 0.15 range ratio% FS / 4MPa


Full range impact 0.25% FS / 4MPa


Long-term stability

±0.2%FS/2year





Structural performance

Diaphragm material

316L (316L sprayed with PTFE, Hastelloy C, tantalum


Exhaust/Drain valve

SS316for LT


O-ring

Chemigum (contact with the measurement medium)


Filling liquid

Silicon oil


Flange and clamp block

SS304T-shaped film head material is 316L


Soft capillary

SS304 For RD


Housing material

Die-casting aluminum epoxy resin coating


Electrical connection

M20×1.5 ,NPT1/2


Pressure connection

LT/RD high pressure sideDN25 PN4.0DN50 PN4.0DN80 PN1.6


RD low pressure side: DN25 PN4.0DN50 PN4.0DN80 PN1.6


LT low pressure side: M20×1.5 with welded pipe


Weight

3.5kg (not including the optional accessory)




Different types of pressure transducers:

PCM3051S-LT, RD intelligent flange pressure and differential pressure transmitter

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

PCM3051S-LT, RD intelligent flange pressure and 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.