Nanjing Wotian Technology Co., Ltd.

Pressure sensor manufacturing for 20 years.

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  • Pressure Sensor Φ19×14mm Oil PC10
  • Pressure Sensor Φ19×14mm Oil PC10

Pressure Sensor Φ19×14mm Oil PC10

Features

■ With constant current and constant voltage excitation options

■ Imported highly reliable pressure die

■ Wide temperature compensation

■ Normalized output available

■ Compensation board filled with glue for protection against moisture

■ Φ19mm standard OEM

■ All 316L material

■ High performance, all solid, high reliability

■ 18 months warranty period




Product Parameters


Electrical performance parameters

Pressure range

-100kPa010kPa…100MPa


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: 060℃(≤35kPa), -1070℃(other ranges);

Constant voltage: -2085


Operating temp.

-40125


Storage temp.

-40125


Insulation resistance

≥200MΩ/250VDC  


Response time

≤1ms (up to 90%FS)


Measured medium

All the liquids and gases compatible with 316L.


Mechanical vibration

20g (205000Hz)


Shock

100g (10ms)


Service life

10×106 (cycles)


Structural performance parameters

Diaphragm material

316L


Housing material

316L


Oil filling

Silicon oil


Sealing ring

NBR or fluorine rubber


Basic parameters

Item

Condition

Min

Nominal

Max

Unit

Note


Nonlinearity


-0.3

±0.2

0.3

%FS

Note


Hysteresis


-0.05

±0.03

0.05

%FS



Repeatability


-0.05

±0.03

0.05

%FS



Basic parameters (cont.)


Item

Condition

Min

Nominal

Max

Unit

Note


Zero output


-2

±1

2

mV



Full scale span output

1.5mA, ≤35kPa

1.5mA, other ranges

10V, ≤35kPa

10V, other ranges

40

60

60

80

 

90

 

100

 

150

 

120

mV



Zero temp. coefficient

10kPa

other ranges

-2

-1.5

±1.5

±0.75

2

1.5

%FS

Note


Span temp. coefficient


-1.5

±0.75

1.5

%FS

Note


Thermal hysteresis


-0.075

±0.05

0.075

%FS

Note


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, refer to 30 for 0 ~ 60 and -10 ~ 70 , and refer to 32.5 for -20 ~ 85 .

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


Structure and dimensions

In mm

Gauge pressure

10kPa4MPa

Sealed gauge pressure or absolute pressure

25MPa

Sealed gauge pressure

≥25MPa



 Φ19×14mm Oil Pressure Sensor PC10

 


 

Φ19×14mm Oil Pressure Sensor PC10 


Φ19×14mm Oil Pressure Sensor PC10 

 

 

Electrical connection (in mm)



1. 6 pin (6p)




 Φ19×14mm Oil Pressure Sensor PC10

 

Pin          Definition

3        Excitation+(IN+)

5        Excitation-(IN-)

2        Output+(OUT+)

4        Output-(OUT-)

1          Die-

6          Die-


Electrical connection (in mm) (cont.)

2. 4 wire (4w)

Φ19×14mm Oil Pressure Sensor PC10

 

 

Wire color       Definition

Red        Excitation+(IN+)

Blue    Excitation-(IN-)

Yellow    Output+(OUT+)

White    Output-(OUT-)

3. 5 wire (5w)


Φ19×14mm Oil Pressure Sensor PC10

 

 

Wire color       Definition

Red        Excitation+(IN+)

Blue    Excitation-(IN-)

Blue    Excitation-(IN-)

Yellow    Output+(OUT+)

White    Output-(OUT-)



Φ19×14mm Oil Pressure Sensor PC10

Production process


PC90D Monocrystalline Silicon  Differential Pressure SensorPC90D Monocrystalline Silicon  Differential Pressure Sensor

PC90D Monocrystalline Silicon  Differential Pressure SensorPC90D Monocrystalline Silicon  Differential Pressure Sensor

PC90D Monocrystalline Silicon  Differential Pressure SensorPC90D Monocrystalline Silicon  Differential Pressure Sensor


                                                     Testing Equipment


Φ19×14mm Oil Pressure Sensor PC10Φ19×14mm Oil Pressure Sensor PC10

Φ19×14mm Oil Pressure Sensor PC10Φ19×14mm Oil Pressure Sensor PC10




Certificate



PC10 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 manufacturing 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 3 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.