The Tunnel Concentrator family data concentrator utilizes the latest developments in 485 technologies to configure and collect data from IOTCOMM’s intelligent tunnel lighting controllers and transmits data to and from the IOTCOMM cloud-based central server. Data concentrator provide extensive fault monitoring to report on day on/off of circuit breakers, cabinet opening, over/under voltage, abnormal power consumption, low power factors, communication failures, leakage current. All faults are sent