OpenSprinkler › Forums › Hardware Questions › DIY Kit Assembly Questions › Voltage Check Issue › Re: Re: Voltage Check Issue
June 26, 2013 at 5:09 pm #23339
Are you measuring AC or DC voltage? On the anode side of D1, it’s AC power; after D1 (rectification), there is basically only DC. So if you are still using your multimeter’s AC measurement you will get a reading of 0.