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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  • PCM260 liquid oil Level Transmitter
  • PCM260 liquid oil Level Transmitter
  • PCM260 liquid oil Level Transmitter
  • PCM260 liquid oil Level Transmitter

PCM260 liquid oil Level Transmitter


■ Piezoresistive diffused silicon pressure sensor

■ Probe insertion measurement method, easy to install

■ For level measurement

■ Multiple protective structure design, high protection ability

■ LCD option

■ Variety of styles, suitable for various industrial applications

■ Anti-corrosion stainless steel material adopted, suitable for many occasions


■ Static pressure level

■ Liquid tanks

■ Sewage

■ Industrial water

■ Pools

■ Wells

■ Rivers

■ Seawater

■ Lakes

PCM260 submersible piezoresistive silicon level transmitter, water liquid oil level sensor, 4-20mA level sensor

PCM260 submersible piezoresistive diffused silicon pressure level transmitter or level sensor is China factory made, CE certified, with 4-20mA and display option. It is applicable to level measurement of liquid tanks, sewage, industrial and urban water, pools, wells, rivers, seawater, lakes, etc. 

Product Parameters

Performance   parameters

Pressure   range


Supply & output

4~20mA (18~36V, 24V typical)

4~20mA with display (12~36V, 24V   typical)

1~5V, 0~5V, 0.5~4.5V, 0~10V (12~32V, 24V typical)

Operating   temp.


Medium temp.


Storage temp.


Compensated temp.

0m~10mHO: 0~60

10m~200mHO: -10~70

Zero temp. coefficient

±1.5%FS (within compensated temp.)

Span temp. coefficient

±1.5%FS (within compensated temp.)



Mechanical vibration

20g (20~5000HZ)


100g (11ms)





Response time

≤1ms (Up to 90%FS)

Long term stability





Low copper aluminum alloy for   junction box; stainless steel for level probe

Polyurethane   wire for cable

Medium   compatibility

All kinds of media compatible with   stainless steel 304

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.