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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  • PCM300Y Industrial Pressure&Level Transmitter

PCM300Y Industrial Pressure&Level Transmitter


■ IP68

■ Piezoresistive silicon chip employed 

■ MEMS technology 

■ CE certificate

Piezoresistive silicon industrial pressure/level transducer,China industrial pressure/level transducer factory,MEMS technology industrial pressure/level transmitter,CE certificate pressure transmitter

China Wotian factory industrial pressure/level transducer adopting high sensitivity silicon pressure chip in the sensor, applied in air and liquid pressure measuring, designed for industry application with perfect long term stability which is the most important specification for industry application

Product Parameters

Pressure range

Pressure range

Pressure measurement: -100Kpa, 10kPa,   35kPa, 70kPa, 100kPa, 250kPa, 400kPa, 600kPa, 1MPa, 1.6MPa, 2.5MPa,   4MPa, 6MPa,   10MPa, 16MPa, 25MPa, 40MPa, 60MPa, 100MPa

Level measurement: 0.5m, 1m, 2m, 5m, 10m,   20m, 50m, 100m, 200m H2O

Pressure reference

Gauge pressure

Output signal


4 to 20mA | 1 to 5V | 0 to 5V


Accuracy (linearity,   repeatability and hysteresis)

±0.5%F.S. (Typical)


24VDC   | 5VDC

Compensated temp.


Operating temp.


Storage temp.


Zero temp. coefficient


Span temp. coefficient


Pressure connection

see last page ”how to order”



Housing material

Stainless steel 304 (SS316 for sensor   inside)

Long-term Stability




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.