Flex Sensor 2.2 Inch Price in Pakistan
The 2.2-inch flex sensor is a thin variable resistor used to detect relative bending in wearables, robotics, control interfaces, musical instruments and motion experiments. As the active strip bends, its resistance increases; a microcontroller can measure that change through a voltage-divider circuit.
Key characteristics
- Active sensor length: approximately 2.2 inches
- Resistance increases with bending
- Low-profile, flexible construction
- Connector spacing suitable for common prototyping arrangements
- Useful for relative bend and angle experiments after calibration
Installation guidance
Secure the base and allow only the active sensing length to flex. Do not make a sharp crease, bend at the connector or repeatedly strain the lead area. The electrical response depends on bend radius, mounting and component tolerance, so calibrate minimum and maximum readings inside the finished project.
This sensor does not directly output an angle in degrees. Code must map measured resistance or voltage to the required application range.
For voltage-divider testing, connect the sensor to an Arduino UNO R3 through a suitable fixed resistor and calibrate it in the final mounting.
Explore more flex and motion sensors from Robonation Pakistan. For general flex-sensor specifications and handling guidance, review the Spectra Symbol flex-sensor resources.
Frequently Asked Questions
How does the 2.2-inch flex sensor detect bending?
Its resistance increases as the active strip bends, allowing a controller to estimate relative bend through a voltage-divider circuit.
Which part of the flex sensor should be bent?
Bend only the active sensing area. Secure the base and avoid creasing or repeatedly flexing the connector and lead area.
Can the flex sensor connect to an Arduino analog input?
Yes. It is normally paired with a fixed resistor as a voltage divider and read through a compatible analog input.
Does a 2.2-inch flex sensor output an angle directly?
No. It changes resistance with bending. The project must calibrate relaxed and bent readings and map them to a relative angle or control value.
Does the flex sensor need calibration?
Yes. Bend radius, mounting method and component tolerance affect the reading, so calibrate it inside the completed assembly.







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