For the filament sensor the pressed switch is the CONTINUE/RUN condition, while a non-pressed switch is the ERROR/STOP. For endstops this is reversed. A pressed switch is the ERROR/STOP condition, ...
Just how tight are the manufacturing tolerances of modern FDM printer filament. Inquiring minds want to know, and when such minds are attached to handy fellows like [Thomas Sanladerer], you end up ...
Most 3D printer motion sensors are bulky, slow to trigger, prone to false positives, and have a high detection distance meaning a large amount material is extruded before actually detecting a runout, ...