Mitsubishi 9800A Series technical manual Liquid Crystal Display, Menu, Start/Stop screen Figure

MITSUBISHI

ELECTRIC

9800A SERIES UPS

OWNERS / TECHNICAL MANUAL

Page Number:

2-3

2.3 Liquid Crystal Display (8)

The Liquid Crystal Display (LCD) panel indicates power flow, measured values, operational guidance, data records and error messages. The LCD panel has a back-light which facilitates viewing in different ambient lighting conditions. The LCD will automatically clear and turn off, if the screen is not activated within 3 minute period. The LCD is turned back on when it is touched again. The ERROR indicator is cleared after 24 hours and can be reproduced by pressing any key on the panel.

2.3.1 Menu

A)MAIN MENU (FIGURE 2.2)

The LCD panel indicates power flow and measured values, while also operating the start/stop function. The LCD panel also allows the user to verify the status and operation of the UPS Module.

FIGURE 2.2 Main screen

540V

The following will be displayed when the START/STOP key on the LCD panel is pressed:

1) Start/Stop screen (FIGURE 2.3)

The display indicates the start and stop operations for the UPS system. If this operation is PIN protected, the user is required to enter the security PIN before the screen can be accessed. Refer to (FIGURE 2.4).

When in remote mode, the message “REMOTE operating model” will appear on this Screen. The user cannot operate the start and stop functions without changing the setup from remote mode to local mode.

When bypass voltage is abnormal, the message “Bypass voltage abnormal” will appear. -Start:When the bypass voltage is abnormal, the LCD asks the operator if an interrupted transfer is acceptable (Load may be lost). (FIGURE 2.5)

-Stop:When the bypass voltage is abnormal, the user cannot transfer from inverter to bypass line.

MITSUBISHI ELECTRIC 9800A SERIES UPS