Display - ABB REF 54 Series Operator's Manual

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Operator's Manual
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The front panel of the terminal includes:
• graphical LCD display, with the resolution 128 x 160 pixels, consisting of 19
rows divided into two windows
• main window (17 rows) providing detailed information on MIMIC, objects,
events, measurements, control alarms and parameters of the terminal
• assisting window (2 rows) for terminal-dependent protection indications and
alarms, and for general help messages
• three push-buttons for object control
• eight freely programmable alarm LED indicators with different colours and
modes according to the configuration (off, green, yellow, red, steady, blinking)
• LED indicator for control test and interlocking
• three protection LED indicators
• HMI push-button section with four arrow buttons and buttons for clear [C] and
enter [E]
• optically isolated serial communication port
• backlight and contrast control
• freely programmable button [F]
• button for remote/local control (Control position button [R\L])
Main window
Programmable LEDs
Control test &
Interlocking LED
Freely programmable
button
Optical PC
connector
Navigation
buttons
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Graphical
LCD display
Assisting window
REF 541
21 kV
I
CB OK
0
AROFF
ABB
L
R
L
F
R
R
C
E
Uaux = 80...265 Vdc/ac Ion = 1/5 A (Io) 1MRS xxxxxx
fn = 50 Hz Un = 100/110 V (U) 98150
9509
In = 1/5 A (I) Uon = 100/110 V (Uo)
Enter/Return Clear/Cancel
1MRS 750500-MUM
Object control buttons:
Close
Open
Select
Control position button
Protection LED indicators:
Left: Ready, IRF, Test mode
Middle: Start, Block
Right: Trip, CBFP
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