For Building automation, MEAN WELL utilizes KNX as the solution. Please refer to the KNX building automation website for detailed information and relevant applications.
http://building.meanwell.com.tw/
 

For wireless lighting control, MEAN WELL utilizes Bluetooth low energy Mesh. Currently, there are LCM-IOT and PWM-IOT series in the product line, which can be adopted in applications of constant current and constant voltage control. Please refer to the specifications for detailed information.
   

It is 125 nodes that can be controlled at a time by CASAMBI app.

For industrial automation, MEAN WELL suggests using PMBus and CAN bus for digital control and monitoring. Please refer to the tech note link below for introduction and difference between the buses.
http://configurable.meanwell.com.tw/newsInfo.aspx?c=5&i=634
 

The brightness increasing in a steady/linear rate isn't observed as a linear increase to the human eyes. It is light source whose dimming curve is in logarithmic mode shows a linear increase to the human eye. There are linear and logarithmic dimming curves selectable for users in DALI.

MEAN WELL's CAN bus products meet ISO 11898 and the bus rate is 250kbps. Max. communication distance is at least 150m for the products.