Regulus uREG, User Manual

Page: 50 / 107

uREG User Manual
50
8.4. LCD SCREEN
8.4.1. MONOCHROMATIC ALPHANUMERIC DISPLAY
An alphanumeric LCD screen in the NV panel presents texts in two rows, 16 characters per
row.
The display has a wide angle of view and high contrast as designed with STN standard The
contrast value can be adjusted to fit the user’s preferences and changing ambient temperature.
Also, this is a LED-backlit display with adjustable light brightness. If the maximum temperature
alert limit (65
0
C) is exceeded, the display will be turned off in order to cool down.
8.4.2. COLOUR GRAPHIC DISPLAY
GH and GV operator panels are equipped with TFT graphic displays with the following
parameters:

diagonal 3.5 inch;

resolution of 240 x 320 pixels (QVGA);

65 536 colors.
The contrast value can be adjusted to fit the user’s preferences and changing ambient
temperature. Also, there is a LED-backlit display with adjustable light brightness. If the
maximum temperature alert limit (65
0
C) is exceeded, the display will be turned off un order to
cool down. Backlight of the TFT display is the main consumer of energy from the auxiliary
power source. It is recommended to set a reasonable brightness level.
The display can show the following graphic and text items:

application parameters, e.g. 1E6 where 1 denotes hardware configuration (→ section 7.15), the
letter E identifies the application function, and the digit 6 is the version number/application
release;

current date and time (date format determined by settings);

icons presenting UP status, data recorder status,
active connections via ETH and USB interfaces, active re-indexation: ;

programmable mimic diagram (synoptic);

definable text, e.g. bay/substation name, etc.;

measurements (definable sub-group);

3 most recent event reports;

current message (→ text );

menu with a characteristic icon (acc. to menu level).
In addition, a certain sub-group of screens, which create
the so-called
Mini-Monitor , is available to present:

UP indications;

event reports;

primary measurements;

secondary measurements;

configuration of modules in the slots
and states of digital inputs and outputs
(from the side of module terminals) →
Fig. 8.5. Example screen presenting configuration of the module in slots
and I/O states at module terminals.