The smart-me meters have one or more outputs which can be used as a pulse output or as a potential-free contact. Ex works these outputs are defined as pulse outputs.
Configuration as a potential-free contact
If the output is defined as a potential-free contact, any devices can be controlled on the smart-me cloud. The control can happen manual (on/off) or automatically (via the events and actions).
Login to the smart-me website or to the smart-me app
Select a meter and click on "edit".
Click on "outputs" and select the desired output and configure it as "digital output"
Now, you can give the output a name.
You can define an action to be executed when the meter loses the connection to the smart-me cloud.