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Service Menu Parameters
56
8.0 SERVICE MENU PARAMETERS
Service menus allow customized settings for site operations. The password for service menu parame-
ters is 5010.
The iCOM control firmware is being updated constantly. As a result, the Service menu parameter
tables shown in this manual may be slightly different than what is shown on your cooling unit's dis-
play. Please check www.liebert.com for the latest iCOM User manual updates.
Table 23 Setpoints parameters
Function
Read/
Write
Range
Imperial (metric)
Large Display Small Display
Page 1 of 5
Password PASSWORD W -
Temperature Setpoint TEMP SET W 41-104°F (5-40°C)
Control Type CTRL TYP W Proportional, PI, PID, Intelligent
Temperature Proportional Band TEMP PB W 2-54°F (1-30°C) autoset
Temperature Integration Time TEMP INT W 0-15 min, autoset
Temperature Derivative Time TEMP DER W 0-900 sec
AutoSet Enable AUTOSET W No, Yes
Temperature DeadBand TEMP DB W 0-36°F (0-20°C)
Second Setpoint 2ND SETP W 41-104°F (5-40°C)
Backup Temperature Setpoint BACK TSP W 41-104°F (5-40°C)
Page 2 of 5
Password PASSWORD W -
Humidity Setpoint HUM SET W 20-80%
Humidity Control Type HUM CTRL W Relative, Compensated, Predictive
Humidity Proportional Band HUM PB W 1-20%
Humidity Integration Time HUM INT W 0-15 min
Humidity Deadband HUM DB W 0-50%
Dehum/Heat Low Limit 1 LO LIM 1 W -9.9°F to -2.0°F
Dehum/Heat Low Limit 2 LO LIM 2 W -9.9°F to -2.0°F
internal variable Low Limit 1 reset
-10.0°F / -2.0°F
-5.5K / -1.1K
internal variable Low Limit 1 reset
-10.0°F / -2.0°F
-5.5K / -1.1K
Page 3 of 5
Password PASSWORD W -
Supply Limit SUP LIM W Enabled, Disabled
Supply Limit Temp Value SUP TEMP W 41-77°F (5-25°C)
DT between Room / FC Type FC TYPE W No, Contact, Value
DT between Room Air/ FC Fluid FC DT W 0-36°F (-18 - 2 °C)
Minimum CW Temp MIN CW W No, Yes
Minimum CW Temp Value MIN CW W 32-68°F (0-20°C)
VSD Fanspeed FANSPEED W Auto / Manual
°C / °F
% RH
SET
- Precision Cooling 1
- 2
- TABLE OF CONTENTS 3
- ® . . . . . . . . . . . 48 4
- 1.0 INTRODUCTION 7
- 2.1.1 Control Interface 11
- 2.1.2 Accessing Submenus 11
- 2.1.3 Entering a Password 12
- Figure 8 User menu icons 15
- Table 2 User menu icons 15
- Figure 9 Service menu icons 17
- Table 3 Service menu icons 17
- 3.0 OPERATION 18
- Operation 19
- Low-Pressure Time Delay 20
- High Pressure Alarm 20
- 3.1.5 Compressor Sequencing 21
- 3.3.2 Compressor Control 24
- Compressor Proportional Bands 24
- 3.3.3 Chilled Water Control 27
- Cooling—Free-Cooling 29
- Dual Cooling Source 29
- Figure 19 Three-stage heating 30
- 3.5.2 SCR Reheat 31
- 3.6 Humidity Control 33
- 3.6.1 Humidification 34
- Infrared Humidifier 34
- 3.6.2 Dehumidification 35
- Dehumidification Low Limit 35
- 3.7 Control Types 36
- 3.7.3 Supply Limit—Optional 38
- OSSIBLE EVENT NOTIFICATIONS 42
- Calculating Unit Wellness 43
- 4.0 TEAMWORK 45
- Teamwork 46
- 4.1.4 Teamwork Mode 2 47
- 4.1.5 Standby – Rotation 47
- Standby and Cascade 47
- Small Displays 50
- Large Displays 50
- Wall-Mount Large Display 50
- 6-Wire Cable 51
- Unit Electronics Compartment 51
- P64 P66 P67 52
- U2U CAN CAN 52
- Liebert vNSA 53
- 6.0.1 Location Considerations 55
- Necessary Mounting Items 55
- Mounting Instructions 55
- 1.92" 56
- BACK VIEW 56
- SER MENU PARAMETERS 57
- Table 17 Sensor data 58
- Page 1 of 2 58
- Active Alarms 59
- 8.0 SERVICE MENU PARAMETERS 62
- Unit Diary—Large Display Only 63
- WELLNESS 64
- Page 4 of 7 71
- BALL OFF W 79
- Service Menu Parameters 81
- SL-18835_REV02_10-08 84
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