Intelligent Communications & Monitoring System User Manual
Table Of Contents
- 1.0 Introduction
- 2.0 Liebert iCOM Display Components and Functions
- Figure 2 Liebert iCOM display components
- Table 1 Keyboard icons and functions
- Figure 3 Status menu, large display, graphical view
- Figure 4 Liebert iCOM default screen symbols
- 2.1 Navigating Through the Liebert iCOM Menus
- 3.0 Operation
- 3.1 Single Unit Functions
- 3.2 Motorized Ball Valve in Digital Scroll Units
- 3.3 Temperature Control—Single Source Cooling (No Extra Cooling Coil)
- 3.3.1 Temperature Proportional Band
- 3.3.2 Compressor Control
- Compressor Proportional Bands
- Figure 12 One single-step compressor without unloaders
- Figure 13 Two single-step compressors without unloaders or one compressor with an unloader (two-step)
- Figure 14 Two compressors with unloaders (four-step)
- Figure 15 Digital scroll capacity modulation, 10-100% variable
- Figure 16 Single and dual digital scroll compressor activation points
- Compressor Proportional Bands
- 3.3.3 Chilled Water Control
- 3.4 Temperature Control—Second Cooling Source
- 3.5 Temperature Control—Reheat
- 3.6 Humidity Control
- 3.7 Control Types
- 3.8 Possible Event Notifications
- 3.9 Next Maintenance Calculation
- 4.0 Teamwork
- 5.0 Installing a Liebert iCOM Unit-to-Unit Network
- 5.1 Placement of Cooling Units
- 5.2 U2U Hardware: Cables and Network Switch
- 5.3 Wiring for Unit-to-Unit Communications—U2U
- 5.4 External Communications—Building Management Systems, Liebert SiteScan®
- 6.0 Mounting a Large Display on a Wall
- 7.0 User Menu Parameters
- 8.0 Service Menu Parameters
- Table 23 Setpoints parameters
- Unit Diary—Large Display Only
- Table 24 Unit diary parameters
- Table 25 Standby settings / lead-lag parameters
- Table 26 Maintenance / wellness settings parameters
- Table 27 Diagnostics / service mode parameters
- Table 28 Set alarms parameters
- Table 29 Sensor calibration / setup parameters
- Table 30 System / network setup parameters—large display only
- Table 31 Network setup parameters
- Table 32 Options setup parameters
- Table 33 Service contact info parameters
Service Menu Parameters
67
COND PUMP-HIGH WATER CPH W Disabled, Enabled
LOSS OF FLOW LOF W Disabled, Enabled
STBY GLYCOL PUMP ON SGP W Disabled, Enabled
STANDBY UNIT ON STB W Disabled, Enabled
HUMIDIFIER PROBLEM HUP W Disabled, Enabled
NO CONNECTION w/Unit1 NOC W Disabled, Enabled
UNIT X DISCONNECTED - W Disabled, Enabled
LOSS OF POWER LOP W Disabled, Enabled
TYPE -- -
WORKING HRS EXCEEDED WHE W WRN
SMOKE DETECTED SMO W MSG, WRN, ALM
WATER UNDER FLOOR WUF W MSG, WRN, ALM
COND PUMP-HIGH WATER CPH W MSG, WRN, ALM
LOSS OF FLOW LOF W MSG, WRN, ALM
STBY GLYCOL PUMP ON SGP W MSG, WRN, ALM
STANDBY UNIT ON STB W MSG, WRN, ALM
HUMIDIFIER PROBLEM HUP W MSG, WRN, ALM
NO CONNECTION w/Unit1 NOC W WRN
UNIT X DISCONNECTED - W WRN
LOSS OF POWER LOP W MSG, WRN, ALM
Page 6 of 7
PASSWORD -W -
DELAY -- -
CUSTOMER INPUT 1 CI1 W 0 - 9999 sec
CUSTOMER INPUT 2 CI2 W 0 - 9999 sec
CUSTOMER INPUT 3 CI3 W 0 - 9999 sec
CUSTOMER INPUT 4 CI4 W 0 - 9999 sec
CALL SERVICE CS W 0 - 9999 sec
HIGH TEMPERATURE HTD W 0 - 9999 sec
LOSS OF AIR BLOWER 1 LB1 W 0 - 9999 sec
REHEAT LOCKOUT RL W 0 - 9999 sec
HUMIDIFIER LOCKOUT HL W 0 - 9999 sec
FC LOCKOUT FCL W 0 - 9999 sec
COMPRESSOR(S) LOCKOUT CL W 0 - 9999 sec
ENABLE - DISAB - - -
CUSTOMER INPUT 1 CI1 W Disabled, Enabled
CUSTOMER INPUT 2 CI2 W Disabled, Enabled
CUSTOMER INPUT 3 CI3 W Disabled, Enabled
CUSTOMER INPUT 4 CI4 W Disabled, Enabled
CALL SERVICE CS W Disabled, Enabled
HIGH TEMPERATURE HTD W Disabled, Enabled
LOSS OF AIR BLOWER 1 LB1 W Disabled, Enabled
Table 28 Set alarms parameters (continued)
Function
Read/
Write
Range
Imperial (metric)
Large Display Small Display
SET
ALARMS