Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
Welcome to our site! Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
I got various Songle SLA-12VDC-SL-C relays and I want to make a sensor for a pond to turn off the pump if the level get too low (due top a major leak in the pipes for example).
I have two sensors that will trigger when the water is low and the pump is 220 V.
I don't want to use 220 V on the...
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