Aecl develops wall mount lux transmitter for measuring the brightness and light intensity. The RS485 interface with Modbus RTU protocol makes the transmitter suited for automation and control system. Ideal applications in monitoring lighting conditions at workplaces, in greenhouses, storage halls, workshops and corridors, in outdoor areas, in industrial halls, in offices, in residential and business facilities. It collects brightness data for the reference of light devices control, for example, luminaries, lighting systems, venetian blinds and canvas blinds, sunshade equipment and etc. to avoid the unnecessary energy consumption.