USB RS485 Adapter for Zone 2 and Type I, Div. 2 is designed to convert USB data into serial data for the RS485 bus. The USB RS485 converter is designed for installation in Zone 2 and Class I, Div. 2 and can be used for a variety of applications. RS485 is a popular fieldbus commonly used for service purposes. Since computers and other devices very rarely have RS485 interfaces but often have USB ports, this device can create the missing interface. – Reliable bi-directional conversion from USB to RS485 – LED status indicator – extremely robust against interference – Extended temperature range -40 to +75°C – Power supply via USB port