Force sensor RA9-DIY - 4kg round 9mm

Index: MRV-12154 EAN: 5904422377038

Pressure sensor reduces its resistance when the force put to the round tip, increases. The sensor is round with a diameter of 9 mm, the maximum pressure is 4 kg.

Force sensor RA9-DIY - 4kg round 9mm
€12.11 tax excl.
Discontinued product
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Pressure sensor 4kg - size:
Manufacturer: Marveldex


The product has been discontinued. Check other products in category.


The sensor reduces its resistance when the force put to the tip, increases. Due to this phenomenon, and the use of microcontroller with analog to digital converter, you can build a sensor that measures the force of pressure. The measurement can be displayed, for example, on the LCD display.

podłączenie czujnika nacisku RA9-DIY

Diagram of connection with Arduino.

Wiring diagram

The sensor has Vin and the ADC pins. For the correct operation, the wires must be connected in the right way using, designed for pins, fields.

Wyprowadzenia czujnika RA9-DIY

Czujnik siły nacisku - RAp_DIY

A graph of the resistance from the applied force

Wykres rezystancji RA9-DIY

The product is compatible with Arduino

The manufacturer provides acode examplefor Arduino.


  • Response time: < 10 µs
  • Operating temperature: -20 to 60 °C
  • Storage temperature: -30 °C to 60 °C
  • Operating humidity: up to 90 %
  • Current consumption: 5 mA to 20 mA
  • The output resistance range: from ∞ to 200 Ω
  • Mechanical tolerance: up to 50 µm
  • Temperature effect: up to 10 %
  • Influence of humidity: 20 %
  • Output tolerance: max. 20 %
  • Measuring range: from 5 g to 4 kg
  • Dimensions: 15.2 x 9 x 0.97 mm
  • Sensor's diameter: 0.97 mm

Package width 4 cm
Package height 0.1 cm
Package depth 7 cm
Package weight 0.001 kg

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