Display Modes; Display Backlight; How To Adjust The Display Contrast - ABB REF 610 Operator's Manual

REF 610
3.1.2.2.
3.1.2.3.
3.1.2.4.
10
Feeder Protection Relay
Operator's Manual - ANSI Version
3. The display will be returned to the idle mode and the backlight turned off if no
operation target message is displayed. However, if the non-volatile function is
active, a message shown on the display before the auxiliary voltage was
disconnected will reappear on the display.
Fig. 3.1.2.1.-1 Display test at power up, display inverted

Display modes

When the display is in the idle mode, the name of the feeder will be displayed, which
by default is - ABB -. To change the name of the feeder, use SPA parameter M20.
- ABB -
Fig. 3.1.2.2.-1 Display in the idle mode
When the display is in the view mode, you can only view the settings.
SETTINGS
*GRP1
3.50
Fig. 3.1.2.2.-2 Display in the view mode
When the display is in the setting mode, you can also edit the settings.
SETTINGS
3.5 1
*GRP1
Fig. 3.1.2.2.-3 Display in the setting mode

Display backlight

Normally the backlight of the display is off.
• Turn the backlight on by pressing an arrow button on the HMI. If the HMI panel
is not used for approximately five minutes, the backlight will be turned off
automatically.
• Activating the power-saving built-in feature by pressing
backlight off within 20 seconds.

How to adjust the display contrast

The display contrast is dependent on the temperature. REF 610 automatically
adjusts the contrast for optimum readability. When the display is in the idle mode,
you can also adjust the contrast manually.
• To increase the contrast, hold down
• To decrease the contrast, hold down
will turn the
and adjust the contrast using
and adjust the contrast using
1MRS 755539
.
.