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by walterwoj
Sat Mar 16, 2019 5:35 pm
Forum: Beginners
Topic: Input Relays
Replies: 21
Views: 1402

Re: Input Relays

drgeoff: Generally optocouplers are low voltage and DC. I need 110vac on one end and 3.3/5vdc on the other. Also relays are by nature isolators for stepping up/down voltage or changing types of power (ac/dc) All I'm really looking for is some recommendations on RELAYS, please? 110vac coil designed f...
by walterwoj
Sat Mar 16, 2019 4:23 pm
Forum: Beginners
Topic: Input Relays
Replies: 21
Views: 1402

Re: Input Relays

boyoh: I agree with you about safety and the requirement of mains knowledge. I would say my knowledge of mains power is excellent as I have several house re-wires and entrance cable/service panel/meter socket installs under my belt. I'm not an electrician but I'm as close as you can get without the ...
by walterwoj
Fri Mar 15, 2019 11:23 pm
Forum: Beginners
Topic: Input Relays
Replies: 21
Views: 1402

Input Relays

I'm looking for a suggestion for where to get (which ones to get) multiple relays (4) to use for power sensing inputs. I'm looking for 110vac input relays that can close a 3.3/5vdc circuit. preferably 4+ on one board or at least easily connected to the pi and wire used in pi projects. You thought ar...

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