Nanjing Wotian Technology Co., Ltd.

Pressure sensor manufacturing for 19 years.

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  • PC16 Φ15.8×11mm Piezoresistive Pressure Sensor
  • PC16 Φ15.8×11mm Piezoresistive Pressure Sensor
  • PC16 Φ15.8×11mm Piezoresistive Pressure Sensor
  • PC16 Φ15.8×11mm Piezoresistive Pressure Sensor
  • PC16 Φ15.8×11mm Piezoresistive Pressure Sensor

PC16 Φ15.8×11mm Piezoresistive Pressure Sensor

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

Φ15.8mm standard OEM

All 316L material

High performance, all solid, high reliability

18 months warranty period

 

 

 

Applications

Process control systems

Pressure calibration instruments

Refrigeration equipment and HVAC control

Hydraulic systems and valves

Level measurement

Biomedical instruments

Ships and navigation

Aircraft and avionics systems

Weaponry

PC16 piezoresistive silicon pressure sensor has the small diameter and current supply. Nanjing Wotian Technology Co., Ltd is the a Chinese manufacturer that produces the pressure sensors and transmitters. It sell 1,5 million pieces pressure sensors and transmtters to 70 countries per year.

Product Parameters


Φ15.8×11mm Piezoresistive Pressure Sensor PC16

Electrical performance parameters

Pressure range

-100kPa~0~100kPa…25MPa


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: 2kΩ~5kΩ

Constant voltage: 3kΩ~18kΩ


Electrical connection

Gold-plated KOVAR pin or silicon soft wire


Compensated temp.

-10~70


Operating temp.

-40~125


Storage temp.

-40~125


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

1×106 (cycles)


Structural performance parameters

Diaphragm material

316L


Housing material

316L


Oil filling

Silicon oil


Sealing ring

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



Zero output


-2

±1

2

mV



Full scale span output

1.5mA

10V

60

80

90

100

150

120

mV



Zero temp. coefficient


-1.5

±0.75

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. Negative pressure range is calculated in segments.

(2) In the compensated temperature range, refer to 30 for -10 ~ 70 .

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


Structure and dimensions

In mm

Gauge pressure

100kPa2.5MPa

Sealed gauge pressure or absolute pressure

4MPa25MPa

64ec350929c04.pngimage.png

 

Electrical connection (in mm)

1). 6 pin (6p) for constant current (consult with technical dept. for constant voltage)

Φ15.8×11mm Piezoresistive Pressure Sensor PC16

 


 



 

Pin          Definition

3        Excitation+(IN+)

5        Excitation-(IN-)

2        Output+(OUT+)

4        Output-(OUT-)

1          Die-

6          Die-

2). 4 wire (4w)

image.png

 


 

Wire color       Definition

Red        Excitation+(IN+)

Blue    Excitation-(IN-)

Yellow    Output+(OUT+)

White    Output-(OUT-)

3). 5 wire (5w)

 image.png


 

Wire color       Definition

Red        Excitation+(IN+)

Blue    Excitation-(IN-)

Blue    Excitation-(IN-)

Yellow    Output+(OUT+)

White    Output-(OUT-)


Pressure range selection

Code

Pressure reference

Pressure range

Overpressure

Burst pressure

O-ring


100k

G, A

0100kPa

200FS

500FS

Fluorine rubber


160k

G, A

0160kPa

200FS

500FS

Fluorine rubber


250k

G, A

0250kPa

200FS

500FS

Fluorine rubber


400k

G, A

0400kPa

200FS

500FS

Fluorine rubber


600k

G, A

0600kPa

200FS

500FS

Fluorine rubber


1M

G, A

01MPa

200FS

500FS

Fluorine rubber


1.6M

G, A, S

01.6MPa

200FS

500FS

Fluorine rubber


2.5M

G, A, S

02.5MPa

200FS

500FS

Fluorine rubber


4M

S

04MPa

200FS

400FS

Fluorine rubber


6M

S

06MPa

200FS

400FS

Fluorine rubber


10M

S

010MPa

200FS

400FS

Fluorine rubber


16M

S

016MPa

200FS

400FS

Fluorine rubber


25M

S

025MPa

150FS

400FS

Fluorine rubber


(-1000)k

Omitted

-1000kPa

300kPa

600kPa

Fluorine rubber


(0-100)k

Omitted

0-100kPa

300kPa

600kPa

Fluorine rubber


NP100k

Omitted

±100kPa

300kPa

600kPa

Fluorine rubber


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


Φ15.8×11mm Piezoresistive Pressure Sensor PC16

Production process

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                                                        Testing Equipment


Φ15.8×11mm Piezoresistive Pressure Sensor PC16Φ15.8×11mm Piezoresistive Pressure Sensor PC16

Φ15.8×11mm Piezoresistive Pressure Sensor PC16Φ15.8×11mm Piezoresistive Pressure Sensor PC16

Certificate

PC16 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.