Last night I rebuilt my ECM Giotto with a new boiler. I’ve seen PID controlled machines before, but today I stumbled across this modded Rancillo Silvia. [Tim] replaced the internal brain with… ...

The fittings are 1/4-inch BSPP. For whatever ungodly reason, Italian espresso machines use British threads. Adapters can be acquired, but we really wanted our espresso machine back so we made our own.

Jan 03, 2012 23:43:09 Espresso machine using differential, integral and proportional control (PID control) Gleb Polyakov and Igor Zamlinsky are always suffering that there are only two ...

99% of the job is the mechanical aspect. Using a pre-made board (be it a dedicated PID controller or an arduino with a few lines of code) and a SSR is damn easy.

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