You should use CoRe rule machine to setup a piston.
https://community.smartthings.com/t/core-and-piston-rules-engine-first-design-steps/46546?u=lmosenko
You should use CoRe rule machine to setup a piston.
https://community.smartthings.com/t/core-and-piston-rules-engine-first-design-steps/46546?u=lmosenko