Nanjing Wotian Technology Co., Ltd.

Pressure sensor manufacturing for 15 years.

Keywords: Nanjing WotianPressure Sensor FactoryMonocrystalline Silicon Differential Pressure SensorLevel TransmitterPressure TransmitterPressure Sensor

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

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

Features
■ Metal capacitive sensor adopted
■ Wide pressure range covering 0-0.2kPa~40MPa
■ Double-wire mode, 4~20mA 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,

adjustable damping, and strong resistance to

the unidirectional overpressure
■ Ex-proof housing structure, strong resistance to 

the frequency conversion interference
■ Without mechanical transmission component,

firm and shockproof
■ The price is cheaper than that of similar

imported instruments

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.



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China Wotian factory intelligent pressure transmitter adopting currently the most mature capacitive sensor manufacturing technology, manufactured through strict assembly and commissioning, able to accurately measure the gauge pressure, absolute pressure, flow, vacuum degree, liquid level and density

Product Parameters

Performance   parameters


Pressure   range

-100kPa…0~0.2kPa…40MPa



Pressure   reference

Gauge   pressure, Absolute pressure, Differential pressure



Supply   & output

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



Accuracy

±0.3(typ.);   ±0.5%FS(max.)



Zero temp.   coefficient

±0.25%FS/55



Full span   temperature effect

±0.5%FS/55



Ambient   temperature

-3080; with LCD   gauge outfit -3070



Medium   temp.

-40104



Storage   temp.

-4085



Insulation   resistance

≥100MΩ/500VDC   (200MΩ/250VDC)



Protection   grade

IP65



Ex-proof   grade

Exd II BT6   Gb



Static   pressure range

DP 13.8MPa;   HP 25MPa; RD 6.9MPa



Overpressure   limitation

AP/GP/RG   13.8MPa; DP/HP/RD the same static pressure range



Long-term   stability

±0.2%FS/year



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.