Is this circuit safe the way i wired up the relay? I notice in alot of other circuit designs they use transistors but i can't see the reason why it is needed.
A project log for Humidity/Temp Controlled Power Outlet
A standard USA 110v power outlet which is connected to an arduino via a relay and activated based on certain temperature and humidity ranges
Is this circuit safe the way i wired up the relay? I notice in alot of other circuit designs they use transistors but i can't see the reason why it is needed.
Discussions
Become a Hackaday.io Member
Create an account to leave a comment. Already have an account? Log In.