User Interface; Outline Of User Interface; Front Panel; Lcd - Toshiba GRE110 Instruction Manual

4. User Interface

4.1 Outline of User Interface

The user can access the relay from the front or rear panel.
Local communication with the relay is also possible using RSM (Relay Setting and Monitoring) via
the USB port. Furthermore, remote communication is also possible using communication function.
This section describes the front panel configuration and the basic configuration of the menu tree of
the local human machine communication ports and HMI (Human Machine Interface).

4.1.1 Front Panel

As shown in Figure 4 .1.1, the front panel is provided with a liquid crystal display (LCD), light
emitting diodes (LED), operation keys, and USB type B connector.
(a) Model 400, 401, 420, 421,820, 821

LCD

The LCD screen, provided with an 8-line, 16-character display and back-light, provides the user
with information such as records, statuses and settings. The LCD screen is normally unlit, but
pressing ▼ key will display the digest screen and pressing ENTER key will display the main-
menu screen.
These screens are turned off by pressing the END key when viewing the LCD display top of
main-menu. If any display is left for about 5 minutes without operation, the back-light will go off.
LED
There are 14 LEDs. The signal labels and LED colors are defined as follows:
Figure 4.1.1 Front Panel of GRE110 (without cover)
 79 
(b) Model 402, 422
6 F 2 T 0 1 7 2