Waterproof and rugged 8-port PROFIBUS hub with M12 interface. Realize PROFIBUS bus, star and network topologies to facilitate network cabling; Transparent data transmission without delay; Bi-directional extended communication distance and increased number of sites in line with the PROFIBUS standard; Rate: 0-1.5Mbps (or 0-12Mbps), self-adaptive; Support all RS485-based upper layer protocols; With communication indicator; 9-40VDC wide voltage isolated power supply; Power supply-RS485-RS485 completely isolated; Lightning and surge protection; Interface: M12 socket; Bolt mounting on the back panel.