Vertiv I Liebert Air Cooled Condenser I User Manual
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Figure 3-2 Keys and LCD
3.3
Operation Description Of HMI
3.3.1
Initial Interface
The LCD will alternately display ‘F00’ (the maximum pressure logo) and the larger of
condensing pressure 1 and condensing pressure 2 when the fan speed controller is powered
on initially.
The display order is shown in Figure 3-3 (the ‘16.1’ is only an example, and the actual value is
determined by the sampling result).
Figure 3-3 Display order of the initial interface
3.3.2
Main Menu Interface
Press the ESC key on the initial interface, and the main menu interface will appear on
the LCD. The main menu interfaces include the analog main menu interface, current
alarm main menu interface, historical alarm main menu interface and configuration main
menu interface. Press the UP key and DOWN key to select a different main menu
interface, and press the ENT key to enter the submenu of the current main menu on the
main interface. The switching operation processes and orders of the main menus are
shown in Figure 3-4.
LCD
ESC key
DOWN key
ENT key
UP key
1s
1s
1s
F00
16.1
F00
16.1
