Intelligent 4G LTE router designed for critical infrastructure and industrial applicationsThe Digi TransPort WR31 is an intelligent 4G LTE router designed for critical infrastructure and industrial applications. It provides a secure, reliable connection to industrial controllers, process automation equipment and smart grid assets on third party sites or remote locations. Softwaredefined, multi-carrier networking and global LTE and HSPA+ options make it easy to get connected. This drop-in connectivity gives operators a way to reduce downtime and service calls and also increase revenue by bringing distributed sites online faster.Ideal for Connecting: Building and process automation controllers Smart grid assets (meters, switches, controllers) IP cameras and access controllers Remote data loggers, flow meters and sensing equipment Telco infrastructure Traffic and obstruction lighting BENEFITS Global HSPA+ and 4G LTE support and certification on major carrier networks around the world Ethernet, serial I/O and Modbus bridging for connecting diverse field assets Extremely resilient cellular connection through Digi''s patented SureLink™, VRRP+ protocol, and dual SIM slots License-free enterprise software: VPN, firewall, logging and authentication Digi Remote Manager provides mass configuration, device management, and troubleshooting tools Rugged enclosure, optimized for DIN rail or shelf mounting C1D2 and ATEX rated; NEMA TS2 temperature rate