A fol­low up to the pre­vi­ous video post. In this video, the sys­tem com­po­nents have been mount­ed on a board, the relay bank has been expand­ed to 4 chan­nels and I’ve added a temp/humidity sen­sor and elec­tri­cal out­lets that are con­trolled by the sys­tem.
[youtube_sc url=“http://www.youtube.com/watch?v=stDIlUAPzRM” title=“hapi,%20raspberry%20pi,%20arduino,%20hydroponics,%20remote%20control,%20tyler%20reed”]

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