Turning The Display Backlight On; Selecting Local Or Remote Use - ABB RELION 620 Series Operation Manual

1MAC456939-IB D
4.1.3
4.1.4
620 series ANSI
Operation Manual
1.
Press .
2.
To confirm logout, select Yes and press
A070837 V3 EN
Figure 14: Logging out
•
To cancel logout, press

Turning the display backlight on

The display backlight is normally off. It turns on during the display test at power up.
• To turn on the backlight manually, press any LHMI push button.
The backlight turns on and the panel is ready for further operations.
If the panel has not been used for a predefined timeout period, the backlight is switched
off. The user is logged out from the current user level 30 seconds after the display
backlight has turned off.
The display returns to the default view and all unconfirmed operations such as parameter
editing and breaker selection are cancelled.
Change the backlight timeout period in Main menu/
Configuration/HMI/Backlight timeout.

Selecting local or remote use

The control position of the protection relay can be changed with the R/L button. In local
position primary equipment, such as circuit breakers or disconnectors, can be controlled
.
.
Section 4
Using the HMI
43