Sleep Mode; Service Info; Active Alarms; Service Menus - Emerson Liebert PEX Series User Manual

54 Chapter 5 iCOM Controller

5.6.9 SLEEP MODE

In the sleep mode, the air conditioner unit can realize auto-on/off. Through the SLEEP MODE menu, you can set two
time zones of the sleep mode, and select the sleep timing mode. The parameters on this menu are described in Table
5-10.
Parameters
U602 MON
U602 TUE
U602 WED
U602 THU
U602 FRI
U602 SAT
U602 SUN
U605 START 1
U605 START 1
U605 STOP 1
U605 STOP 1
U607 START 2
U607 START 2
U607 STOP 2
U607 STOP 2
U609 TIME MOD
U610 TIME TYP
U611 DEADBAND

5.6.10 SERVICE INFO

The SERVICE INFO menu provides the contact information of customer service personnel. The information is read
only.

5.6.11 ACTIVE ALARMS

The ACTIVE ALARMS menu displays the active alarms of the system. No password is required to query this menu.

5.7 SERVICE MENUS

Press the right button at the first page of the USER MENUS, and you can enter the SERVICE MENUS, as shown in
Figure 5-8.
The SERVICE MENUS are displayed in five pages. Each page displays one or two submenus. Press the enter button
to highlight the submenus, and use the up or down button to scroll up or down. Press the enter button to enter the
selected submenu.
Table 5-10 Descriptions of SLEEP MODE parameters
Default Setting range
No
No
No
No Yes, No
No
No
No
0hr
0m
0hr
0m
-
0hr
0m
0hr
0m
Auto Auto, Yes, No
S.OFF S.OFF, DEADB
K 2K ~ 15K
Liebert.PEX2 Series Air Conditioner User Manual
Sleep mode day, including Monday ~ Sunday. Set the value of any
day to 'Yes', and the system will enter sleep mode on that day every
week. This parameter works together with the following hour and
minute settings to designate an exact time
Sleep mode start time 1. The first parameter is used to set the hour of
time, and the second one is used to set the minute of time
Sleep mode end time 1. The first parameter is used to set the hour of
time, and the second one is used to set the minute of time
Sleep mode start time 2. The first parameter is used to set the hour of
time, and the second one is used to set the minute of time
Sleep mode end time 2. The first parameter is used to set the hour of
time, and the second one is used to set the minute of time
Timing mode setting. Range:
Auto: during the system sleep time, if high/low temperature occurs, the
system will resume operation and mask the alarm for 15min. The
system will re-enter the sleep mode after the alarm is cleared
Yes: start sleep mode
No: no sleep mode
Timing mode selection
Used to set the deadband temperature setting range
Description