Designing Heating Zones in a PI Heater for Better Thermal Balance

https://thermal-innovation-hub.oakmontscope.com/posts/what-makes-a-silicone-heater-suitable-for-curved-surfaces

In sensors, a pi heater must deliver heat in a controlled way. It uses a thin resistive foil circuit laminated in polyimide film. One useful trait is fast response. Still, local hot spots can change the result