Lantronix UDS1100-IAP Industrial Device Server Lantronix 1-port Serial (rs232/ Rs422/ Rs485) To Ethernet Industrial Device Server Supporting Modbus (tcp; Ascii; Rtu) - Modbus Tcp To Modbus Rtu/modbus Ascii Conversion; Extended Temperature (-40 To +70 C); Wall Mountable; Rail Mountable; One Db-25 Serial Port; One 10/100 Mbps Fast Ethernet Rj-45 Port