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by knebb
Sat Jan 04, 2014 8:57 pm
Forum: HATs and other add-ons
Topic: PiFace Output
Replies: 2
Views: 1382

PiFace Output

Hi; I want to trigger some external relay (to switch on/off 230V devices) with my Raspi and PiFace. So I was thinking of connecting relays to the output pins. Now there are different types of relays. Most of the I found up to know have 12V primary with 230V on the switching side. Do I need to get an...

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