Modbus gateway for seamless conversion between Ethernet-based Modbus TCP and serial-based Modbus RTU / ASCII for Industry 4.0 and Smart Grid applications.

The gateway offers high EMC protection, high temperature operation and programming and installation flexibility, while protecting data over the Internet with secure IPsec VPN or OpenVPN tunnels. The device supports GSM, GPRS, EDGE, UMTS, HSPA +, SCDMA and LTE standards and has 1 (for 3G) or 2 (for 4G) included antennas, with a special SIM card slot.