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8.
KEYPAD AND DISPLAY
8.1
FACEPLATE KEYPAD
MIF faceplate keypad comprises three keys, as shown in figure 8.1.
As described in section 1.4.1 Hierarchical Menu, "Menu" function is activated when the "-" and "Enter" keys are
simultaneously pressed. The Menu function takes us to the second level within the hierarchical structure of the device
settings. To access the third level press the Enter key when the desired menu is shown in the display. To return to
the previous level (from the third level to the second one, or from the second level to the first one) you must activate
the Esc function. This is done by pressing the "Enter" and "+" keys simultaneously.
8.2
ALPHANUMERIC DISPLAY
The faceplate display of the MIF relay is a 3.5 characters alphanumeric (can display letters and numbers) display. It is
a LEDs matrix type display. Using the display you can view different types of data, as settings, trip information,
alarms, etc.
Messages in the display are shown in English language. If the keypad is not in use during 15 minutes, the relay will
automatically perform an scrolling through the most relevant measures (Ia, Ib, Ic, IN and TH (Thermal Image).
GEK-106273L
KEYPAD AND DISPLAY
M enu
-
Enter
Figure 8.1. KEYPAD
GE Power Management
e
Figure 8.2. ALPHANUMERIC DISPLAY
MIF Digital Feeder Protection
Esc
+
8-7
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