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8 KEYPAD AND DISPLAY
8.3ALPHANUMERIC DISPLAY AND LEDS
The faceplate display of the MIFII relay is a 16 column x 2-row characters alphanumeric LCD display. Messages in the
display are shown in the English language.
The display contrast can be modified simultaneously pressing Escape + arrow:
•
Escape + up arrow increases the contrast
•
Escape + down arrow decreases the contrast
If the keypad is not in use during 15 minutes, the display turns automatically off and returns to the main screen. Pressing
ESC/RESET key, the display is automatically turned on and it shows the main screen with phase and groundcurrents.
Pressing any other key, corresponding screen in the menu structure is shown. As an example, pressing ENTER key the
Thermal Capacity Used screen is shown, as pressing this key the display enters in One Key Operation menu.
The faceplate of the MIFII relay has six LEDs that show the relay status, as well as pickup and trip status. LEDs are
grouped in two columns and three rows, as shown in the following figure:
The two LEDs in the first row (Ready and Trip) are not configurable. ForMIFII relays Option 1 or Option 2, relays the other
four LEDs(by default Phase, Ground, Inst and Pickup) are configurable by the user, using EnerVista MII SETUP program.
See Chapter 4 for more information on how to configure LEDs.The color of the four LEDs in rows 2 and 3 can be changed
between red and green in any relay model. The way to do this is to press simultaneously up and down arrow keys for
more than 2 seconds. Then a new menu appears:
GEK-106237P
8.3 ALPHANUMERIC DISPLAY AND LEDS
Figure 8–2: DISPLAY
Figure 8–3: LEDS
MIFII Digital Feeder Relay
8.3.1 DISPLAY
8.3.2 LEDS
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8-3
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