Nanjing Wotian Technology Co., Ltd.

Pressure sensor manufacturing for 20 years.

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  • Non-cavity Flush Pressure Transmitter PCM340Pro

Non-cavity Flush Pressure Transmitter PCM340Pro

Product overview

PCM340Pro  Flush Pressure Transmitter adopts the high-precision foil type strain gauge, and non-cavity measuring diaphragm, particularly suitable for measuring fluids with high viscosity. This product adopts the improved and optimized installation structure, which makes the product have the good anti-vibration capacity. It is equipped with a variety of characteristic amplifying circuits, such as anti-interference, high-temperature resistant type, intrinsically safe explosion-proof type etc., which makes the modified product suitable for oil field, food and many other measurement control situations.


Features

Suitable for measuring the viscous liquid

Easy to install

The zero point and full span of the product can be adjusted externally

Strong anti-vibration capacity

Good stability

 

Applications and industries

Petroleum

Scientific experiment

Food

Equipment matching


Product Parameters

Performance parameters

Pressure range

01.6MPa…150MPa


Pressure reference

Sealed Gauge pressure


Supply & output

420mA (930VDC)


Accuracy

±0.5%FS(typ.)


Operating temp.

-4085 and -40120 options


Compensated temp.

070 and -2085 options


Storage temp.

-40125


Zero temp. error

±0.5%FS/10


Full span temp. error

±0.5%FS/10


Overpressure

135%FS (Pressure range≤15MPa); 120%FS (Pressure range≥15MPa)


Burst pressure

200%FS (Pressure range≤10MPa); 150%FS (Pressure range≥10MPa)


Load capacity

≥[(supply voltage-6.5V)/0.02A]Ω


Mechanical life

≥5000000 pressure cycles


Insulation resistance

≥200MΩ/500VDC


Long-term stability

±0.25%FS/year


Medium compatibility

Liquids or gases compatible with stainless steel 17-4PH


Appearance structure

Dimension

In mm

image.png


Pressure connection


Thread code

C1: M20×1.5-6g

C2: G1/2

Dimension

In mm

 image.png

image.png 

Recommended torque

1525Nm

1525Nm

Note: The torque depends on all kinds of factors, such as gasket material, kitting material, thread lubrication and pressure. 


PCM340 Non-cavity Flush Pressure Transmitter


PCM340 Non-cavity Flush Pressure Transmitter


Production process

PCM340 Non-cavity Flush Pressure Transmitter


                                                           Testing Equipment


Φ19mm Piezoresistive Silicon Pressure Sensor PC10PΦ19mm Piezoresistive Silicon Pressure Sensor PC10P

Φ19mm Piezoresistive Silicon Pressure Sensor PC10PΦ19mm Piezoresistive Silicon Pressure Sensor PC10P

Certificate

PCM340 Non-cavity Flush 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.