Description
What it is
The flexible film sensor Flex 2KG DF9-40 is an electronic device designed to measure applied pressure on flexible surfaces.
Features
- Type: Flexible pressure sensor
- Model: DF9-40
- Maximum capacity: 2KG
- SKU: ARD0011588
- Price: 5.6 €
What it is for
The Flex 2KG DF9-40 sensor is ideal for applications requiring pressure measurement on flexible surfaces, such as human interfaces, wearable pressure sensors, interactive floor mats. Its compatibility with Arduino and other microcontrollers makes it a versatile solution for robotics, IoT, and human-machine interaction projects.
Tutorial: How to use Flex 2KG DF9-40
The Flex 2KG DF9-40 sensor is ideal for measuring pressure on flexible surfaces. Useful for human interface or pressure sensor projects.
What you need
- Flex 2KG DF9-40
- Arduino
- Pull-up resistor
- Power cable
- Arduino microcontroller
Steps
- 1. Connect the sensor to pin A0 of Arduino.
- 2. Connect the pull-up resistor between VCC and GND.
- 3. Upload the following code to Arduino.
- 4. Test the sensor with a heavy object.
- 5. Check the datasheet for further details.
- 6. Adapt the code to your project.
- 7. Test the sensor with various objects.
- 8. Verify the accuracy of the sensor.
Example code
```
int sensorePin = A0;
void setup() {
Serial.begin(9600);
}
void loop() {
int valore = analogRead(sensorePin);
Serial.println(valore);
delay(1000);
}
```
Mini project
Create an interactive mat that emits a signal when pressed.
Common mistakes
- Forget the pull-up resistor.
- Connect the sensor to a digital pin.
- Use a microcontroller other than Arduino.
- Do not check the datasheet.
Recommended accessories
- Arduino Nano
- 10kΩ resistor
- USB cable
- Prototype desk
Frequently asked questions
Does the sensor work with batteries?
Check the datasheet for power supply current.
Can I use a different microcontroller?
Check the datasheet for compatibility.
Is the sensor water resistant?
Check the datasheet for water resistance.





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