IDS-312L is an innovative secure 1 port RS-232/422/485 to 2 port LAN device server with standard features of device server, such like TCP/IP interface and versatile operation modes: Virtual Com, Serial Tunnel, TCP Server, TCP Client, and UDP. In addition, ORing's unique OpenGateway technology can realize the conversion of MQTT and industrial protocols, such as Modbus TCP/RTU. Further, IDS-312L features HTTPS, SSH, and SSL encryption to assure the security of critical data transmission. IDS-312L supports RS-232/422/485 and provides dual redundant power inputs, 12~48 VDC, on terminal block to guarantee a non-stop operation. With wide operating temperature, -40~70°C, and rugged IP-30 housing design, IDS-312L series could operate in the harsh industrial environment.