Home Automation Domotica Forum Europe, Bwired Forum

Hi all, Recently I connected together Viessmann Vitodens 100-W, De Dietriech iSense (originally Remeha I think) and OpenTherm Gateway. Generally, it works great:) I join to kindly request of Alexcat about sharing open-therm specification in. v.3, which can route me to discovering what do mean such O...