Emerson Liebert DM Chilled Water Series User Manual page 34

Optional functions
The optional function setting can be saved permanently. The optional function menu interface is as shown in Fig.5-28.
For the parameter setting range, please refer to appendix III list of parameters.
The energy-saving mode and master/slave have lower level submenus. The detailed description is as follows:
1. Energy-saving mode
The energy-saving mode menu interface is as shown in Fig.5-29.
The economic mode submenu interface is as shown in Fig.5-30.
The sleep mode submenu interface is as shown in Fig.5-31.
Note
The sleep mode can be enabled only when the number of energy-saving cards is larger than 0 Only the Liebert_DM
chilled water series cooling unit with more than 1 energy-saving card can enter the sleep mode (this energy-saving
card is exclusive for the Liebert_DM chilled water series cooling unit). In the master/slave mode, the master and slave
cannot share the same energy-saving card.
2. master/slave
The master/slave menu interface is as shown in Fig.5-32.
User Manual of Liebert_DM Chilled Water Series Cooling Unit
180s
UnitStart
30s
Main Fan
90s
Cp Start
Cp MinOn 180s
Fig.5-27 Delay time submenu
Heat
Hum
CostSave Mod
Standby
Fig.5-28 Optional function menu
Economy Mod
Sleep Mod
Fig.5-29 Energy-saving mode menu
Economy Mod
Start At
End At
Zoom
Fig.5-30 Economic mode menu
T/H Num
Sleep At
#0:---
#2:---
Fig.5-31 Sleep mode menu
Unit Status
Switch Mod
Rt Time
Rt At
Fig.5-32 Master/slave submenu
Chapter 5 Microprocessor
180s
Cp MinOff
180s
LP Switch
OFF
OFF
OFF
22:00
7:00
0
C
0
22:00
#1:---
#3:---
HST
Standby
1D
12:00
29