Op-Amp circuit for implementing the FSR and PS sensors. The output of the op-amp circuit can be adjusted to provide 0-5V output depending on the force or pressure on the sensor. Resistance values used in the circuit change depending upon the sensor. See Chart Below
Interlink |
V1 Pot. Value |
R1 Value |
FSR-400 |
20 K-ohm |
10K |
FSR-402 |
20 K-ohm |
2.2K |
FSR-406 |
20 K-ohm |
1.0K |
Flexiforce |
V1 Pot. Value |
R1 Value |
PS-01 |
500 K-ohm |
470K |
PS-02 |
500 K-ohm |
1 Megaohm |
PS-03 |
500 K-ohm |
220K |
Flex Sensor |
V1 Pot. Value |
R1 Value |
FLX-01 |
20 K-ohm |
2.2K |
OP-01 - $46.95
Op-Amp Kit (PCB & components)