Description
What it is
The MPS20N0040D-D is a pressure sensor in DIP-6 format designed for use in sphygmomanometers. It is capable of measuring a range of pressures from 0 to 40 kPa.
Features
- Type: Pressure Sensor
- Measurement Range: 0-40 kPa
- Package: DIP-6
- SKU: ARD0010869
- Price: 2.43 €
What it is for
The MPS20N0040D-D sensor is ideal for building electronic sphygmomanometers. It can be used in conjunction with an LCD display to show the measured pressure. It is suitable for both beginner and intermediate makers.
Tutorial: How to use MPS20N0040D-D
The MPS20N0040D-D sensor is ideal for measuring pressures from 0 to 40kPa, suitable for use in sphygmomanometers. Suitable for beginner and intermediate makers.
What you need
- MPS20N0040D-D
- Arduino
- Pull-up Resistor
- Power Cable
Steps
- Check the datasheet for the sensor specifications.
- Connect the sensor to Arduino pin A0 with a pull-up resistor.
- Power the sensor with 5V.
- Upload the following code to Arduino.
- Check the pressure reading.
- Calibrate the sensor if necessary.
Example code
```
void setup() {
Serial.begin(9600);
}
void loop() {
int pressure = analogRead(A0);
Serial.println(pressure);
delay(1000);
}```
Mini project
Build a simple sphygmomanometer using the MPS20N0040D-D sensor and an LCD display to show the pressure.
Common mistakes
- Do not calibrate the sensor before use.
- Connect the sensor directly to GND without a pull-up resistor.
- Power the sensor with voltages higher than 5V.
- Omit checking the specifications on the datasheet.
Recommended accessories
- LCD Display
- 5V Power Cable
- 10kΩ Resistor
- Sensor Protection Cases
Frequently asked questions
How to calibrate the sensor?
Follow the specific instructions on the datasheet.
Does the sensor work with voltages other than 5V?
Check the datasheet for supported power voltages.
Can I use this sensor to measure pressures above 40kPa?
No, the sensor is designed only for 0-40kPa.







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