Winsen WPAS02 Plastic Package Pressure Sensor Instruction Manual

June 15, 2024
Winsen

**Winsen WPAS02 Plastic Package Pressure Sensor Instruction Manual

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Statement

This manual’s copyright belongs to Zhengzhou Winsen Electronics Technology Co., LTD. Without the written permission, any part of this manual shall not be copied, translated, stored in database or retrieval system, also can’t spread through electronic, copying, record ways.
Thanks for purchasing our products. In order to have customers use it better and reduce the faults caused by misuse, please read the manual carefully and operate it correctly in accordance with the instructions. If users disobey the terms or remove, disassemble, change the components inside of the sensor, we shall not be responsible for the loss.
The specific such as color, appearance, sizes &etc., please in kind prevail.
We are devoting ourselves to products development and technical innovation, so we reserve the right to improve the products without notice. Please confirm it is the valid version before using this manual. At the same time, users’ comments on optimized using way are welcome.
Please keep the manual properly, in case you need help during the usage in the future.

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Zhengzhou Winsen Electronics Technology CO., LT

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Description

WPASO2 is a plastic package pressure sensor packaged using high-precision MEMS pressure sensitive chips and mature production processes. The standard pin. structure is convenient for customers to use, while providing low-cost plastic sealed pressure sensor solutions for OEM customers. The WPAS02 series plastic sealed pressure sensors are only suitable for dry and non corrosive gases. Different ranges and output methods can be customized according to customer requirements.

Characteristic

  • Package:SOP6
  • Wide Pressure Range:-20°~80°
  • Suitable for module assembly
  • High Accuracy:±0.3%FS
  • Low Cost
  • High Reliability

Application

  • Process control system
  • Pressure calibration instrument
  • Medical instruments
  • Environment Monitoring
  • Consumer Product
  • Sport Product
  • Sphygmomanomete

Equivalent Circuit

Technical Datasheet

Detection range| 10kPa~100kPa|
Pressure Type| Gauge Pressure|
Excitation| 5V|
Impedance| 4kΩ~6KΩ|
Electronic Connection| PINS|
Working Temperature| -20℃~80℃|
Storage Temperature| -55℃~150℃|
Response Time| ≤1ms| Up to 90%FS
Detection Medium| Dry and non corrosive gas|
Mechanical Vibration| 20g(20~5000HZ)|
Impact| 100g(10ms)|
Lifespan| 10×106(Pressure Cycle)|

Detection Range

Range| Pressure Type| Overload Pressure| Burst Pressure
10k| A| 200%FS| 400%FS
20k| A| 200%FS| 400%FS
40k| A| 200%FS| 400%FS
100k| A| 200%FS| 400%FS

Parameters

Item| Condition| Miniest| Typical| Max| Unit| Note
Non-linear| | -0.5| –| 0.5| %FS| Note   ⑴
Hysteresis| | -0.05| ±0.03| 0.05| %FS|
Repeatability| | -0.08| ±0.03| 0.08| %FS|
Zero Point Output| | -40| –| +40| mV|
Full-Range Output Coefficient| | 60| 100| 150| mV| Note(2)
Zero Temperature Coefficient| | -0.15| –| 0.15| %FS/℃|
Full range temperature Coefficient| | -0.06| –| -0.06| %FS℃|
Heat Hysteresis| | -0.075| ±0.05| 0.075| %FS| Note(3)
Stability| | -0.3| ±0.2| 0.3| %FS/Year|

Notes:

  1. Based on BFSL least square method.
  2. Full range output of products with customized detection range is not include .
  3. After high and low temperature, return to the reference temperature.

Structure & Dimension

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Electrical Connection


| 1  、6 -OUT

2     +IN

3     +S

4       Empty

5      -IN

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