Advantech's provides a series of high quality Energy Data Concentrators and Power meters to strengthen building automation system. Our Energy Data Concentrator supports serial communication ports and several networking interfaces. In addition, pre-installed with Advantech's WinCE WebAccess management software, the Energy Data Concentrator is browser-controlled, whose Web Server function increases flexibility and convenience, making it easy to configure and maintain the building automation system via the Internet. With a built-in driver, the powerful data concentrators BEMG-4110/4220 can make multi-thread communication and collect data from a wide variety of building automation system equipment and devices.