Staklopan is a company from Belgrade that manufactures and installs all types of glass for kitchen elements, makes custom cabins, makes tables and makes frames for paintings and mirrors. In order to more accurately monitor consumption, a system for monitoring and managing the chiller and substation was implemented, as well as monitoring system consumption using the Power Meter PM 5100, which is implemented on SmartX Controller As-P that communicates via Modbus communication with system elements.