Hello I am working on a project in which I have an ac fan and a mq137 sensor then the 3 relays wherein there are capacitors connected which will change the speed of the fan depending on the value of the sensor. My issue is that at first I used one relay to check if the hardware is working if it will…

Good day to you Sir! Thank you for being so kind and sharing your knowledge with me. I'm truly grateful for your help. The problem with the relay is that it indeed needed another dc source to power it, now it's not experiencing any issues anymore. I am really thankful for your help sir since this is…

[SOLVED] Help me with my project

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[SOLVED] Help me with my project

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