Figure 8.3 Functional Keys
Items
Touch Keys
Functional Description
1
Menu button
View and configure the operation status, alarm information, temperature and humidity settings, parameter
settings, and temperature and humidity graph. View version information and service information
2
Home button
Return to the home page
3
Settings button
Set temperature and humidity
4
Graph button
Show the graphs of the average return air temperature, average return air humidity, average supply air
temperature, and average remote temperature
5
Toggle button 1
Switch between the graphical display mode and the list display mode
6
Time display
Show current time and date
7
Unit address
Show unit address
8
Display address
Show HMI address and set the address
9
ON/OFF button
Press the button for three seconds to start or stop the unit
10
Unlock button
Unlock the HMI display
11
Toggle button 2
Switch between the sensor data page and the alarm page
12
Alarm list
Show current alarms and the time when they are generated
13
Status display
Show the data of cooling, fan, electric heater, humidifier, dehumidifier, fan speed, heating status, and
humidifier status
14
Control mode
Show unit settings and temperature and humidity data
15
Operating status
Display the current state of the unit: unit run, remote off, display off, monitor off, and standby
Table 8.2 Function Description
8 HMI Display
53
Vertiv™ Liebert® CRV CRC30 and CRC60 Chilled Water Cooling System User Manual
