This design can be modified to work in almost any situation. If add a current detector to the input pin you could even control a shop vacuum.
Get great results every time by following my free Design and Print Checklist: https://smallbatchfactory.com/design-...
Get the code and schematics of this project on GitHub:
https://github.com/ensoniq2k/K40-Fan-...
My equipment: https://kit.co/SmallBatchFactory (Affiliate Links)
00:00 The Project
01:54 Schematics
05:40 The code
10:42 How it works
Watch video FAN and AIR ASSIST timer for K40 laser cutter using ARDUINO - very simple code online without registration, duration hours minute second in high quality. This video was added by user Small Batch Factory 22 May 2024, don't forget to share it with your friends and acquaintances, it has been viewed on our site 586 once and liked it 34 people.