Emerson Liebert MC Microchannel Outdoor Condenser 28 - 220kW Manuel D’Utilisation

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Control Operation
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Liebert
®
 MC
Figure 24 Premium Efficiency Control Interface - Human Machine Interface (HMI)
The Premium Efficiency Controls are factory-configured for refrigerant type and whether the 
condenser was sold with a Liebert Lee-Temp
 system. No field-configuration is necessary for proper 
and efficient condenser operation.
8.1.1 Initial Screen Upon Power-On
The controller displays the initial screen after it is powered On. The initial screen shows the first item 
of analog signals menu. The F00 and value of condenser pressure 1 are displayed alternatively and 
F00 means the item ID of condenser pressure 1The display sequence is shown Figure 25. In the 
figure, 16.1 is an example and the value is dependent on the sampling result).
Figure 25 Initial controller display
8.1.2 Main Menu Description
In initial screen, presses ESC key, the LED enters the first menu of the main menu. The main menu 
includes four menus:
• Analog Signals Menu
• Active Alarms Menu
• History Alarms Menu
• Configuration Menu
In the Main Menu, press Up and Down keys to switch to different menus, and press the ENT key to 
enter the submenus of the current menu. The operation and structure of main menu are shown in the 
following figure.
Figure 26 Main Menu operation and structure
NOTICE
Risk of improperly altered configuration menu settings. Can compromise equipment 
operation.
Changing the configuration menu settings can cause unanticipated results. These settings 
should be changed only by properly trained and qualified personnel or as directed by the 
factory.
F00
16.1
F00
16.1
F--------
A--------
H--------0
C--------
Analog Signals 
Menu
Active Alarms 
Menu
History Alarms 
Menu
Configuration 
Menu
Down
Up