The TVOC-2-COM is a communication HMI to be added to the TVOC-2 Arc Guard System Main unit if more than one HMI is needed or if communication is required. The added COM module can be mounted on the panel door for easier overview. The HMI is connected to the main unit by a 3 m cable with RJ45 connector that comes with the HMI unit. The COM module uses communication protocol Modbus RTU which can be connected to ABB Ability„¢ Electrical Distribution Control System or other control system. Accessories that comes with the unit are mounting nut, gasket and blank front label.