SoftPot and Arduino

I found that Troniqa webshop sells a membrane potentiometer named SoftPot (datasheet): This potentiometer, that is available in lengths of 10 and 20cm, changes its resistance depending on the point on which pressure is applied. The connection to Arduino is very simple and doesn’t differ from what is explained in the official tutorial for a “normal” potentiometer: I connected 5V to pin…