CHAPTER 3: INSTALLATION CONNECT TO THE G30G30 GENERATOR PROTECTION SYSTEM – INSTRUCTION MANUAL 3-673• If the host has an IP address of 3.94.247.145 and its subnet mask is 255.255.255.128, then the host’s subnet is3.94.247.128, and the discover function scans IP addresses of 3.94.247.128 to 3.94.248.254 for UR relaysTo automatically add UR devices:1. In the EnerVista software, click the Device Setup button. The window opens.2. Click the Discover button. The software searches for UR devices on the computer subnet and adds any found to theOnline Window area. If a required device is not found, add it manually as outlined earlier.Figure 3-70: Discover button to detect UR devices in network3.8 Connect to the G30There are four ways to the connect to the device, as follows:• RS232 or USB port (outlined here)• RS485 port• Ethernet port (outlined here)• LANWhen unable to connect because of an "ACCESS VIOLATION," access Device Setup and refresh the order code for thedevice.When unable to connect, ensure that the same IP address is not assigned to multiple G30 ports, for example underSettings > Product Setup > Communications > Network.3.8.1 Connect to the G30 in EnerVistaFor information on using the EnerVista software, see the Interfaces chapter.To access the relay in EnerVista:1. Open the Settings > Product Setup > Display Properties window as shown. The window opens with a status indicatoron the lower left of the EnerVista UR Setup window.When multiple computers are connected to a G30 device, EnerVista settings windows are not updatedautomatically. They are refreshed when re-opened. If a user changes a setting on one computer, the other usersneed to refresh the display by closing and opening the settings window to see the change. To ensure that currentsettings are always viewed, close settings windows when not in use so that they are up-to-date when nextaccessed.
