Nanjing Wotian Technology Co., Ltd.

Pressure sensor manufacturing for 17 years.

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

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  • PCM400T High Temperature Pressure Transmitter

PCM400T High Temperature Pressure Transmitter


■ High temperature resistant pressure chip employed

■ Designed with heat exchange plate, high temperature resistant, applicable medium temperature up to 300 ºC

■ Solid well sealed aluminum alloy junction box employed, convenient for outdoor installation and use

■ Low, medium and high pressure ranges provided

■ LCD option

■ Full welded structure for the sensor and pressure interface, shock resistant and vibration resistant

■ Intrinsically safe explosion-proof option

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China Wotian factory high temperature pressure transmitter having passed rigorous tests and aging screening, widely applied in industrial field, food and medical equipment, power generation, machinery manufacturing, automobile manufacturing, shipbuilding, petrochemical, metallurgy, steam fields

Product Parameters

Pressure range

Pressure range

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

Pressure reference

Gauge pressure | Absolute pressure | Sealed   gauge pressure



Output signal


4 to 20mA | 1 to 5V   | 0 to 5V | 0.5 to   4.5V | 0 to 10V


Accuracy (linearity, repeatability   and hysteresis)

±0.5%F.S. | ±0.3%F.S.


24VDC |   12VDC |   5VDC

Operating temp.

-20ºC - 85ºC

Storage temp.

-40ºC - 300ºC

Zero temp. coefficient

±1.5%F.S.max.(@-20ºC   - 85ºC)

Span temp. coefficient

±1.5%F.S.max.(@-20ºC   - 85ºC)

Pressure connection

See “how to order”

Mechanical vibration

20g (20 to 5000Hz)





Response time

≤1ms (up to 90%FS)

Long term stability





Low copper aluminum alloy for shell, 316L for isolation   diaphragm

Medium compatibility

All kinds of media compatible with 316L stainless steel

Production process

PCM400T High Temperature Pressure Transmitter


PCM400T High Temperature Pressure Transmitter

Company profile


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.