L2234
Emax
96/158
Model
Scale
Page No.
Doc. No.
Apparatus
1SDH000460R0002
L2778
14.4 User interface
The Graphic Display is of the LCD type with 128x64 pixels and it is backlit when there is an auxiliary voltage or a self-powering from a PR120/
V module.
The display is always lit when there is a Vaux or, in self-powering mode with a minimum busbar current or powered from the PR120/V module
as defined in par. 14.2.2.1
You can adjust the contrast on the display by means of the specific function available on the user interface settings menu (par. 14.5.4.1).
Ref. Description
1 Voltage takeoff isolator
2 Busbar voltage LED
3 Pre-alarm indicator LED
4 Alarm indicator LED
5 Graphic display (the word ABB in the bottom left-hand corner indicates normal operation)
6 Serial number of the PR123/P
7 Rating plug
8 Pushbutton for exiting the sub-menus or for canceling (ESC)
9 Button for the cursor (UP)
10 Button for the cursor (DOWN)
11 ENTER key for confirming the data or changing the page
12 TEST connector for connecting or testing the release by means of an external device (PR030/B battery unit, BT030 wireless
communication unit and PR010/T test unit)
13 “i Test” test and info button
12 34 5
67
13
12
1110
9
8
14.4.1 Use of pushbutton
The modifiable fields can be filled in using the ↑ or ↓ keys and confirming with the ↵ key. Once you have entered the page you need, you can
move from one value to another by using the ↑ or ↓ keys. To change a value, position the cursor over the value (the modifiable field will appear
in reverse, i.e. white on a black background), and use the ↵ key.
To confirm the programming of the previously configured parameters, press the ESC key to scroll up through the menus until the programming
confirmation page is displayed; select confirmation and press ENTER for data programming.
The "i Test" key must be used to perform the Trip test to view the information page and to see the last trip within 48 hours of the CB opening in
self-powering mode.
Description of icons displayed
Symbol Description
Remote control
Dual setting active. Setting A set
Fixed icon: data logger active
Flashing icon: triggered
Vaux installed
Parameter change stage
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