Vertiv | Liebert PEX+Chilled Water | User Manual 56
iCOM Controller Operation
Figure 4-7 The Graph of Return Temperature and Return Humidity
As the horizontal axis, the time range can be set into nine types. Each pixel indicates dierent time in dierent
time ranges. See Table 4-5 for the detailed time range. The height of the graph scale can be set between 2 °C
and 20 °C (4°F and 36°F) / 2% RH and 20% RH. The greater the scaling range is, the greater the value each pixel
indicates, and the graph will be more centered.
The Parameters can be set without entering the password. Press the enter button to highlight the parameters,
use the up or down button to select a parameter. Then press ‘Enter button’ again to enter the parameter and use
the up or down button to set the value. Press the Enter button to finally save the change.
Table 4-5 Time Range
Time Range Time Indicated by Each Pixel Time Range Time Indicated by Each Pixel
8min 6s 2d 36min
32min 24s 4d 72min
1hr 45s 8d 144min
12hr 9min 16d 288min
24hr 18min
4.5.5. Set Alarms
The SET ALARMS menu is used to set the upper and lower limits of temperature and humidity alarms. The
settings will not be lost when the power supply fails. User can select the ‘SET ALARMS’ submenu to browse and
set the parameters through the USER MENUS. The parameters are described in Table 4-6.
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