GEK-106426B MIB High Impedance Bus Differntial Relay 4-23
4 COMMUNICATIONS 4.6 COMMUNICATION
4
4.6.3 UPGRADE FIRMWARE VERSION
IMPORTANT WARNING: For upgrading the relay firmware to version 4.00 or later, it is mandatory that the
EnerVista MII Setup version is 1.10 or higher. Otherwise it may result in damage to the relay
The UPGRADE FIRMWARE VERSION option is active only when there is no active communication with the relay. If the
PC is communicating with the relay, the user must switch communication off in Communication > Computer menu to
activate this option.
When this option is selected, a window appears asking for the new firmware version file to be uploaded to the relay:
Figure 4–26: FLASH UPDATE FILE
After selecting the file that will be used to update the FLASH memory, the following screen will be displayed, showing
details of the old model and the new model:
Figure 4–27: UPDATE FLASH DIFFERENCES
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