Microprocessor Control
6.0MICROPROCESSOR CONTROL
The Microprocessor Control for the Liebert
6.1Feature Overview
To turn the unit ON, press the ON/OFF (I/O) key after power is applied. To turn the unit OFF, press the ON/OFF (I/O) key before power is disconnected.
The following control keys may be used to move through the menus, as prompted on the LCD display:
•
•
•UP
•
•Alarm Silence/?
•DOWN
•
Figure 26 Wall box
Active alarms are displayed on the LCD screen and sound an audible beeper. To silence an alarm, press the Alarm Silence/Help key as prompted on the display.
Setpoints, DIP switch settings and other selections were made during factory testing of your unit and are based on typical operating experience. (Other default selections were made according to options included with your unit). MAKE ADJUSTMENTS TO THE FACTORY DEFAULT SELECTIONS ONLY IF THEY DO NOT MEET YOUR SPECIFICATIONS.
Allowable ranges are displayed by pressing the Help key. A password will be required (if enabled) to change setpoints, time delays, etc.
The display normally shown includes the present room temperature, humidity, active status functions (cooling, heating, dehumidifying, humidifying) and active alarms. The Status Display may also be selected from the Main Menu.
39 | Liebert® |