RIEVTECH STUDIO SOFTWARE MANUAL After clicking the button "Add" in the “ Remote PLC ” settings page, the “ Remote PLC ” settingsdialog will pop up. It is shown as below. l Remote HMI Address Ш Use IP You can set the IP address of the remote HMI by Fixed or Variable. The default setting mode is “ Fixed ” . And the default fixed IP address is “ 192.168.0.1 ” . Ш Port No. You can set the “ Port No. ” of the remote HMI by Constant or Variable. The default setting mode is “ Constant ” and the default port number is 3000. The detailed settings of “ Use IP ” and “ Port No. ” can be referred to the settings in the "Remote HMI" settings page. l COM Ш At COM port 457