Nanjing Wotian Technology Co., Ltd.

Pressure sensor manufacturing for 20 years.

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  • Piezoresistive Silicon Pressure Sensor Φ19×14mm PC10AU
  • Piezoresistive Silicon Pressure Sensor Φ19×14mm PC10AU

Piezoresistive Silicon Pressure Sensor Φ19×14mm PC10AU

Features

Wide temperature compensation

Φ19mm standard OEM 

All 316L material

Prevent hydrogen permeability

Applications

Process control systems

Hydraulic systems and valves

Hydrogen measurement

Ships and navigation

Aircraft and avionics system

Hydrogen vehicle



Product Parameters

Electrical performance parameters

Pressure range

100kPa40MPa

Pressure reference

Gauge pressure | Absolute pressure | Sealed gauge pressure

Excitation

1.5mA recommended for constant current

10V recommended for constant voltage

Input impedance

Constant current: 2kΩ5kΩ

Constant voltage: 3kΩ18kΩ

Electrical connection

Gold-plated Kovar pin or silicon soft wire

Compensation temp.

Constant current: 70kPa 0℃~60, -1070(other ranges);

Constant voltage: -20℃~85

Operating temp.

-40120

Storage temp.

-40125

Insulation resistance

≥200MΩ/250VDC  

Response time

≤1ms (up to 90%FS)

Measured medium

Hydrogen

Mechanical vibration

20g (205000Hz)

Shock

100g/10ms

Durability

106 pressure cycles

Structural performance parameters

Diaphragm material

316L(gold plating)

Housing material

316L

Oil filling

Silicon oil

Sealing mode

Welded

 

Basic parameters

Item

Condition

Min

Nominal

Max

Unit

Note

Non-linearity


-0.3

±0.2

0.3

%FS

Note(1)

Hysteresis


-0.05

±0.03

0.05

%FS


Repeatability


-0.05

±0.03

0.05

%FS


Zero output


-2

±1

2

mV


Full scale span output

1.5mA

10V

60

98

90

100

150

102

mV


Zero temp. coefficient


-1.5

±0.75

1.5

%FS

Note(2)

Span temp. coefficient


-1.5

±0.75

1.5

%FS

Note(2)

Thermal hysteresis


-0.075

±0.05

0.075

%FS

Note(3)

Long term stability


-0.3

±0.2

0.3

%FS/Year


Note:

(1) Calculate according to BFSL least square method.

(2) In the compensation temperature range, 0~60and -10~70, reference temperature 30.

(3) After passing high and low temperature, return to the reference temperature.

 

 

 

 

Structure and dimensions                                                        In mm

 PC10AU

Gauge pressure

0.1MPa4MPa

 PC10AU

Sealed gauge pressure

1MPa16MPa

PC30AU

Sealed gauge pressure

16MPa


Φ19×14mm Piezoresistive Silicon Pressure Sensor PC10AU


 

 

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Electrical connection

1. 6 pin (6p)

 image.png

 

Pin          Definition

3        Excitation+(IN+)

5        Excitation-(IN-)

2        Output+(OUT+)

4        Output-(OUT-)

1          Die-

6          Die-

Pressure range selection

Code

Pressure reference

Pressure range

Overload pressure

Burst pressure


100k

G

0100kPa

0100kPa

500FS


1M

GS

01MPa

01MPa

500FS


2.5M

GS

02.5MPa

02.5MPa

500FS


4M

GS

04MPa

04MPa

500FS


10M

S

010MPa

010MPa

400FS


16M

S

016MPa

016MPa

400FS


25M

S

025MPa

025MPa

400FS


40M

S

040MPa

040MPa

400FS


Note: G: Gauge pressure, A: Absolute pressure, S: Sealed gauge pressure

Please contact our salesman if need absolute pressure.

 

 

 

 


Production process

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                                                     Testing Equipment


PC28-2400 Pressure SensorPC28-2400 Pressure Sensor

PC28-2400 Pressure SensorPC28-2400 Pressure Sensor

Certificate

PC10AU Piezoresistive Silicon Pressure Sensor

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.