air levitation system

[Martin Svoboda]

hi can someone help me with my problem? I have a project of levitating a molitan ball in tube. and i do not know what i'm doing wrong, but i can not regulate that ball, bacause if the ball is on Setpoint or higher fan is turning off.

thanks

[Zachary Elkins]

I think I am having the same issue. Linking it here so we can keep information synced: https://groups.google.com/g/diy-pid-control/c/BkxjXB_Q3Ks