Liquid Crystal Display; Figure 2.2 Main Screen - Mitsubishi Electric 9900B Series Owner Technical Manual

MITSUBISHI
ELECTRIC

2.3 LIQUID CRYSTAL DISPLAY (8)

The Liquid Crystal Display (LCD) touch 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 a 3-minute period. The LCD will turn 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 allows the user to verify the status and operation of the UPS Module.
The following will be displayed when the START/STOP key on the MAIN MENU is pressed
(in the OPERATION MENU):
1) Startup/Shutdown Guidance (Figure 2.3)
The display indicates the Startup and Shutdown guidance 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.
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 (the load may be lost).
- Stop: When the bypass voltage is abnormal, the user cannot transfer from the inverter
to bypass line.
9900B SERIES UPS
OWNERS / TECHNICAL MANUAL

Figure 2.2 Main Screen

MITSUBISHI ELECTRIC 9900B SERIES UPS
Page Number:
2-3