Internal 220V/110V AC power supplyPost author:arzamanPost published:19/09/2016Post category:FeaturesPost comments:0 CommentsSmartPID is powered directly by main power, no need of external adapter ! 2A internal power supply provide enough current for two 12V output to drive directly the load: no more cabling and external relay You Might Also Like PID or ON/OFF algorithm19/09/2016 Process data logging19/09/2016 Multi control mode19/09/2016Leave a Reply Cancel replyCommentEnter your name or username to commentEnter your email address to commentEnter your website URL (optional) Save my name, email, and website in this browser for the next time I comment. Δ