Force sensor QA3040P - 4kg 26mm

Index: MRV-12159 EAN: 5904422366506

Pressure sensor reduces its resistance when the force put to the round tip, increases. Rectangular sensorwith the width of 33 mm, the maximum pressure is 4 kg.

Force sensor QA3040P - 4kg 26mm
€18.29 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 QA3040P

Diagram of connection withArduino.

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.

Schemat podłączenia QA3040P

QA3040P schemat podłączenia

A graph of the resistance from the applied force

Wykres rezystacji QA3040P

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: 33 x 46,3 x 1.55 mm
  • Sensor's width: 26 mm

Package width 5 cm
Package height 0.2 cm
Package depth 9 cm
Package weight 0.004 kg

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